BLF571 HF / VHF power LDMOS transistor Rev. 3 — 1 September 2015 Product data sheet 1. Product profile 1.1 General description A 20 W LDMOS RF transistor for broadcast applications and industrial applications in the HF and VHF band. Table 1. Production test performance Mode of operation f V P G  DS L p D (MHz) (V) (W) (dB) (%) CW 225 50 20 27.5 70 CAUTION This device is sensitive to ElectroStatic Discharge (ESD). Therefore care should be taken during transport and handling. 1.2 Features  Typical CW performance at frequency of 225 MHz, a supply voltage of 50 V and an I Dq of 50 mA: Average output power = 20 W Power gain = 27.5 dB Efficiency = 70 %  Easy power control  Integrated ESD protection  Excellent ruggedness  High efficiency  Excellent thermal stability  Designed for broadband operation (10 MHz to 500 MHz)  Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances (RoHS) 1.3 Applications  Industrial, scientific and medical applications  Broadcast transmitter applications

BLF571 HF / VHF power LDMOS transistor 2. Pinning information Table 2. Pinning Pin Description Simplified outline Graphic symbol 1 drain 2 gate 1 1 3 source [1] 3 2 3 2 sym112 [1] Connected to flange. 3. Ordering information T able 3. Ordering information Type number Package Name Description Version BLF571 - flanged LDMOST ceramic package; 2 mounting holes; SOT467C 2 leads 4. Limiting values T able 4. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol Parameter Conditions Min Max Unit V drain-source voltage - 110 V DS V gate-source voltage 0.5 +11 V GS I drain current - 3.6 A D T storage temperature 65 +150 C stg T junction temperature - 225 C j 5. Thermal characteristics T able 5. Thermal characteristics Symbol Parameter Conditions Typ Unit R thermal resistance from junction to case T = 80 C; P = 20 W 2.9 K/W th(j-c) case L BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 2 of 14

BLF571 HF / VHF power LDMOS transistor 6. Characteristics Table 6. DC characteristics T = 25 C unless otherwise specified. j Symbol Parameter Conditions Min Typ Max Unit V drain-source breakdown V = 0 V; I = 0.25 mA 110 - - V (BR)DSS GS D voltage V gate-source threshold voltage V = 10 V; I = 25 mA 1.25 1.7 2.25 V GS(th) DS D V gate-source quiescent voltage V = 50 V; I = 50 mA 1.25 1.75 2.25 V GSq DS D I drain leakage current V = 0 V; V = 50 V - - 1.4 A DSS GS DS I drain cut-off current V = V + 3.75 V; 3.0 3.6 - A DSX GS GS(th) V = 10 V DS I gate leakage current V = 11 V; V = 0 V - - 140 nA GSS GS DS g forward transconductance V = 10 V; I = 1.25 A - 1.8 - S fs DS D R drain-source on-state V = V + 3.75 V; - 1.34 -  DS(on) GS GS(th) resistance I = 833 mA D C feedback capacitance V = 0 V; V = 50 V; - 0.18 - pF rs GS DS f = 1 MHz C input capacitance V = 0 V; V = 50 V; - 22.9 - pF iss GS DS f = 1 MHz C output capacitance V = 0 V; V = 50 V; - 9.64 - pF oss GS DS f = 1 MHz T able 7. RF characteristics Mode of operation: CW; f = 225 MHz; RF performance at V = 50 V; I = 50 mA; T = 25 C; DS Dq case unless otherwise specified; in a class-AB production test circuit. Symbol Parameter Conditions Min Typ Max Unit G power gain P = 20 W 25.5 27.5 29.5 dB p L RL input return loss P = 20 W 10 13 - dB in L  drain efficiency P = 20 W 67 70 - % D L BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 3 of 14

BLF571 HF / VHF power LDMOS transistor 001aaj172 50 Coss (pF) 40 30 20 10 0 0 10 20 30 40 50 VDS (V) V = 0 V; f = 1 MHz. GS Fig 1. Output capacitance as a function of drain-source voltage; capacitance value without internal matching 6.1 Ruggedness in class-AB operation The BLF571 is capable of withstanding a load mismatch corresponding to VSWR = 13 : 1 through all phases under the following conditions: V = 50 V; I = 50 mA; P = 20 W; DS Dq L f = 225 MHz. 7. Application information 7.1 Impedance information Table 8. Typical impedance Simulated Z and Z test circuit impedances. S L f Z Z S L MHz   225 9.7 + j31.5 31.7 + j29.3 drain ZL gate ZS 001aaf059 Fig 2. Definition of transistor impedance BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 4 of 14

BLF571 HF / VHF power LDMOS transistor 7.2 Reliability 105 001aaj173 Years (1) (2) (3) (4) (5) (6) 104 103 102 10 (7) (8) (9) (10) (11) 1 0 0.4 0.8 1.2 1.6 IDS(DC) (A) TTF (0.1 % failure fraction). (1) Tj = 100 C (2) Tj = 110 C (3) Tj = 120 C (4) Tj = 130 C (5) Tj = 140 C (6) Tj = 150 C (7) Tj = 160 C (8) Tj = 170 C (9) Tj = 180 C (10) Tj = 190 C (11) Tj = 200 C Fig 3. BLF571 electromigration BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 5 of 14

BLF571 HF / VHF power LDMOS transistor 8. Test information 8.1 RF performance The following figures are measured in a class-AB production test circuit. 8.1.1 1-Tone CW 001aaj174 001aaj175 30 80 30 Gp ηD Gp (dB) (%) (dB) 28 60 28 Gp η D 26 40 26 (5) (4) (3) (2) (1) 24 20 24 22 0 22 0 5 10 15 20 25 30 0 5 10 15 20 25 30 PL (W) PL (W) V = 50 V; I = 50 mA; f = 225 MHz. V = 50 V; f = 225 MHz. DS Dq DS (1) I = 20 mA Dq (2) IDq = 40 mA (3) IDq = 50 mA (4) I = 60 mA Dq (5) IDq = 80 mA Fig 4. Power gain and drain efficiency as function of Fig 5. Power gain as a function of load power; typical load power; typical values values BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 6 of 14

BLF571 HF / VHF power LDMOS transistor 001aaj176 50 PL (dBm) 48 ideal PL 46 (2) 44 (1) PL 42 40 13 15 17 19 21 Pi (dBm) V = 50 V; I = 50 mA; f = 225 MHz. DS Dq (1) P = 43.3 dBm (21.4 W) L(1dB) (2) PL(3dB) = 44 dBm (25.1 W) Fig 6. Load power as function of input power; typical values 8.1.2 2-Tone CW 001aaj177 001aaj178 30 80 0 Gp ηD (dB) (%) IMD3 (dBc) 28 60 Gp −20 26 η 40 D −40 (1) (2) 24 20 (3) (4) (5) 22 0 −60 0 10 20 30 0 10 20 30 PL(PEP) (W) PL(PEP) (W) V = 50 V; I = 50 mA; f = 224.95 MHz; V = 50 V; f = 224.95 MHz; f = 225.05 MHz. DS Dq 1 DS 1 2 f2 = 225.05 MHz. (1) IDq = 20 mA (2) IDq = 40 mA (3) IDq = 50 mA (4) I = 60 mA Dq (5) IDq = 80 mA Fig 7. Power gain and drain efficiency as function of Fig 8. Third order intermodulation distortion as a peak envelope load power; typical values function of peak envelope load power; typical values BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 7 of 14

BLF571 HF / VHF power LDMOS transistor 8.2 Test circuit Table 9. List of comp onents All capacitors should be soldered vertically. For test circuit, see Figure 9 and Figure 10. Component Description Value Remarks C1, C3, C4, multilayer ceramic chip capacitor 100 pF [1] C5, C14 C2 multilayer ceramic chip capacitor 39 pF [1] C6 multilayer ceramic chip capacitor 68 pF [1] C7, C9 multilayer ceramic chip capacitor 1 nF [1] C8 multilayer ceramic chip capacitor 4.7 F TDK C4532X7R1E475MT020U or equivalent C10 multilayer ceramic chip capacitor 8.2 pF [1] C11 electrolytic capacitor 220 F C12 multilayer ceramic chip capacitor 33 pF [1] C13 multilayer ceramic chip capacitor 15 pF [1] L1 1 turn enamelled copper wire D = 5.5 mm; d = 1 mm; length = 1 mm L2 2 turns enamelled copper wire D = 3.5 mm; d = 1 mm; length = 3 mm L3 5 turns enamelled copper wire D = 6 mm; d = 1 mm; length = 5 mm L4 3.3 turns enamelled copper wire D = 3 mm; d = 1 mm; length = 4 mm L5 3 turns enamelled copper wire D = 3 mm; d = 1 mm; length = 3 mm L6 stripline - [2] (L  W) 16.5 mm  2.4 mm L7, L8, L10, stripline - [2] (L  W) 3.0 mm  5.0 mm L11, L17, L19, L20 L9 stripline - [2] (L  W) 43.0 mm  2.4 mm L12, L15 stripline - [2] (L  W) 3.5 mm  2.4 mm L13, L14 stripline - [2] (L  W) 8.0 mm  8.0 mm L16 stripline - [2] (L  W) 3.0 mm  5.9 mm L18 stripline - [2] (L  W) 27.0 mm  2.4 mm L21 stripline - [2] (L  W) 28.5 mm  2.4 mm R1 metal film resistor 1000 ; 0.6 W [1] American Technical Ceramics type 100B or capacitor of same quality. [2] Printed-Circuit Board (PCB): Rogers 5880; r = 2.2 F/m; height = 0.79 mm; Cu (top/bottom metallization); thickness copper plating = 35 m. BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 8 of 14

BLF571 HF / VHF power LDMOS transistor VGG VDD C8 C11 C7 C9 R1 L3 input output 50 Ω C1 L6 L7 L1 L8 L9 L10 L2 L11 L16 L4 L17 L18 L19 L5 L20 L21 C14 50 Ω L13 L14 L12 L15 C2 C3 C4 C5 C6 C10 C12 C13 001aaj179 Fig 9. Class-AB common-source production test circuit C11 C8 C7 C9 R1 L3 C1 L1 L2 L4 L5 C14 C2 C3 C4 C5 C6 C10 C12 C13 3 mm 5.5 mm 9 mm 6.5 mm 5 mm BLF571 225 MHz INPUT PCB REV1 BLF571 225 MHz OUTPUT PCB REV2 001aaj180 Fig 10. Component layout for class-AB production test circuit BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 9 of 14

BLF571 HF / VHF power LDMOS transistor 9. Package outline Flanged ceramic package; 2 mounting holes; 2 leads SOT467C D A F 3 D1 U1 B q C c 1 E1 H U2 E A p w1M AMBM 2 b w2MCM Q 0 5 10 mm scale DIMENSIONS (millimetre dimensions are derived from the original inch dimensions) UNIT A b c D D1 E E1 F H p Q q U1 U2 w1 w2 mm 4.67 5.59 0.15 9.25 9.27 5.92 5.97 1.65 18.54 3.43 2.21 14.27 20.45 5.97 0.25 0.51 3.94 5.33 0.10 9.04 9.02 5.77 5.72 1.40 17.02 3.18 1.96 20.19 5.72 inch 0.184 0.220 0.006 0.364 0.365 0.233 0.235 0.065 0.73 0.135 0.087 0.562 0.805 0.235 0.010 0.020 0.155 0.210 0.004 0.356 0.355 0.227 0.225 0.055 0.67 0.125 0.077 0.795 0.225 OUTLINE REFERENCES EUROPEAN ISSUE DATE VERSION IEC JEDEC EIAJ PROJECTION 99-12-28 SOT467C 12-05-02 Fig 11. Package outline SOT467C BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 10 of 14

BLF571 HF / VHF power LDMOS transistor 10. Abbreviations Table 10. Abbreviations Acronym Description CW Continuous Wave EDGE Enhanced Data rates for GSM Evolution GSM Global System for Mobile communications HF High Frequency LDMOS Laterally Diffused Metal-Oxide Semiconductor LDMOST Laterally Diffused Metal-Oxide Semiconductor Transistor RF Radio Frequency TTF Time To Failure VHF Very High Frequency VSWR Voltage Standing-Wave Ratio 11. Revision history Table 11. Revision history Document ID Release date Data sheet status Change notice Supersedes BLF571#3 20150901 Product data sheet - BLF571_2 Modifications: • The format of this document has been redesigned to comply with the new identity guidelines of Ampleon. • Legal texts have been adapted to the new company name where appropriate. BLF571_2 20090224 Product data sheet - BLF571_1 BLF571_1 20081211 Preliminary data sheet - - BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 11 of 14

BLF571 HF / VHF power LDMOS transistor 12. Legal information 12.1 Data sheet status Document status[1][2] Product status[3] Definition Objective [short] data sheet Development This document contains data from the objective specification for product development. Preliminary [short] data sheet Qualification This document contains data from the preliminary specification. Product [short] data sheet Production This document contains the product specification. [1] Please consult the most recently issued document before initiating or completing a design. [2] The term ‘short data sheet’ is explained in section “Definitions”. [3] The product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple devices. The latest product status information is available on the Internet at URL http://www.ampleon.com. 12.2 Definitions Ampleon product can reasonably be expected to result in personal injury, death or severe property or environmental damage. Ampleon and its suppliers accept no liability for inclusion and/or use of Ampleon products in Draft — The document is a draft version only. The content is still under such equipment or applications and therefore such inclusion and/or use is at internal review and subject to formal approval, which may result in the customer’s own risk. modifications or additions. Ampleon does not give any representations or warranties as to the accuracy or completeness of information included herein Applications — Applications that are described herein for any of these and shall have no liability for the consequences of use of such information. products are for illustrative purposes only. Ampleon makes no representation or warranty that such applications will be suitable for the specified use without Short data sheet — A short data sheet is an extract from a full data sheet further testing or modification. with the same product type number(s) and title. A short data sheet is intended for quick reference only and should not be relied upon to contain detailed and Customers are responsible for the design and operation of their applications full information. For detailed and full information see the relevant full data and products using Ampleon products, and Ampleon accepts no liability for sheet, which is available on request via the local Ampleon sales office. In any assistance with applications or customer product design. It is customer’s case of any inconsistency or conflict with the short data sheet, the full data sole responsibility to determine whether the Ampleon product is suitable and sheet shall prevail. fit for the customer’s applications and products planned, as well as for the planned application and use of customer’s third party customer(s). Customers Product specification — The information and data provided in a Product should provide appropriate design and operating safeguards to minimize the data sheet shall define the specification of the product as agreed between risks associated with their applications and products. Ampleon and its customer, unless Ampleon and customer have explicitly agreed otherwise in writing. In no event however, shall an agreement be valid Ampleon does not accept any liability related to any default, damage, costs or in which the Ampleon product is deemed to offer functions and qualities problem which is based on any weakness or default in the customer’s beyond those described in the Product data sheet. applications or products, or the application or use by customer’s third party customer(s). Customer is responsible for doing all necessary testing for the customer’s applications and products using Ampleon products in order to 12.3 Disclaimers avoid a default of the applications and the products or of the application or use by customer’s third party customer(s). Ampleon does not accept any liability in this respect. Limited warranty and liability — Information in this document is believed to be accurate and reliable. However, Ampleon does not give any Limiting values — Stress above one or more limiting values (as defined in representations or warranties, expressed or implied, as to the accuracy or the Absolute Maximum Ratings System of IEC 60134) will cause permanent completeness of such information and shall have no liability for the damage to the device. Limiting values are stress ratings only and (proper) consequences of use of such information. Ampleon takes no responsibility for operation of the device at these or any other conditions above those given in the content in this document if provided by an information source outside of the Recommended operating conditions section (if present) or the Ampleon. Characteristics sections of this document is not warranted. Constant or repeated exposure to limiting values will permanently and irreversibly affect In no event shall Ampleon be liable for any indirect, incidental, punitive, the quality and reliability of the device. special or consequential damages (including - without limitation - lost profits, lost savings, business interruption, costs related to the removal or Terms and conditions of commercial sale — Ampleon products are sold replacement of any products or rework charges) whether or not such subject to the general terms and conditions of commercial sale, as published damages are based on tort (including negligence), warranty, breach of at http://www.ampleon.com/terms, unless otherwise agreed in a valid written contract or any other legal theory. individual agreement. In case an individual agreement is concluded only the Notwithstanding any damages that customer might incur for any reason terms and conditions of the respective agreement shall apply. Ampleon hereby expressly objects to applying the customer’s general terms and whatsoever, Ampleon’ aggregate and cumulative liability towards customer conditions with regard to the purchase of Ampleon products by customer. for the products described herein shall be limited in accordance with the Terms and conditions of commercial sale of Ampleon. No offer to sell or license — Nothing in this document may be interpreted or construed as an offer to sell products that is open for acceptance or the grant, Right to make changes — Ampleon reserves the right to make changes to conveyance or implication of any license under any copyrights, patents or information published in this document, including without limitation other industrial or intellectual property rights. specifications and product descriptions, at any time and without notice. This document supersedes and replaces all information supplied prior to the Export control — This document as well as the item(s) described herein publication hereof. may be subject to export control regulations. Export might require a prior authorization from competent authorities. Suitability for use — Ampleon products are not designed, authorized or warranted to be suitable for use in life support, life-critical or safety-critical systems or equipment, nor in applications where failure or malfunction of an BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 12 of 14

BLF571 HF / VHF power LDMOS transistor Non-automotive qualified products — Unless this data sheet expressly 12.4 Trademarks states that this specific Ampleon product is automotive qualified, the product is not suitable for automotive use. It is neither qualified nor tested in Notice: All referenced brands, product names, service names and trademarks accordance with automotive testing or application requirements. Ampleon are the property of their respective owners. accepts no liability for inclusion and/or use of non-automotive qualified  products in automotive equipment or applications. Any reference or use of any ‘NXP’ trademark in this document or in or on the In the event that customer uses the product for design-in and use in surface of Ampleon products does not result in any claim, liability or automotive applications to automotive specifications and standards, customer entitlement vis-à-vis the owner of this trademark. Ampleon is no longer part of (a) shall use the product without Ampleon’ warranty of the product for such the NXP group of companies and any reference to or use of the ‘NXP’ automotive applications, use and specifications, and (b) whenever customer trademarks will be replaced by reference to or use of Ampleon’s own Any uses the product for automotive applications beyond Ampleon’ specifications reference or use of any ‘NXP’ trademark in this document or in or on the such use shall be solely at customer’s own risk, and (c) customer fully surface of Ampleon products does not result in any claim, liability or indemnifies Ampleon for any liability, damages or failed product claims entitlement vis-à-vis the owner of this trademark. Ampleon is no longer part of resulting from customer design and use of the product for automotive the NXP group of companies and any reference to or use of the ‘NXP’ applications beyond Ampleon’ standard warranty and Ampleon’ product trademarks will be replaced by reference to or use of Ampleon’s own specifications. trademarks. 13. Contact information For more information, please visit: For sales office addresses, please visit: http://www.ampleon.com http://www.ampleon.com/sales BLF571#3 All information provided in this document is subject to legal disclaimers. © Ampleon The Netherlands B.V. 2015. All rights reserved. Product data sheet Rev. 3 — 1 September 2015 13 of 14

BLF571 HF / VHF power LDMOS transistor 14. Contents 1 Product profile. . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 General description . . . . . . . . . . . . . . . . . . . . . 1 1.2 Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.3 Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2 Pinning information. . . . . . . . . . . . . . . . . . . . . . 2 3 Ordering information. . . . . . . . . . . . . . . . . . . . . 2 4 Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 2 5 Thermal characteristics . . . . . . . . . . . . . . . . . . 2 6 Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 3 6.1 Ruggedness in class-AB operation . . . . . . . . . 4 7 Application information. . . . . . . . . . . . . . . . . . . 4 7.1 Impedance information. . . . . . . . . . . . . . . . . . . 4 7.2 Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 8 Test information. . . . . . . . . . . . . . . . . . . . . . . . . 6 8.1 RF performance . . . . . . . . . . . . . . . . . . . . . . . . 6 8.1.1 1-Tone CW . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 8.1.2 2-Tone CW . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 8.2 Test circuit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 9 Package outline. . . . . . . . . . . . . . . . . . . . . . . . 10 10 Abbreviations. . . . . . . . . . . . . . . . . . . . . . . . . . 11 11 Revision history. . . . . . . . . . . . . . . . . . . . . . . . 11 12 Legal information. . . . . . . . . . . . . . . . . . . . . . . 12 12.1 Data sheet status . . . . . . . . . . . . . . . . . . . . . . 12 12.2 Definitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 12.3 Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . 12 12.4 Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 13 13 Contact information. . . . . . . . . . . . . . . . . . . . . 13 14 Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Please be aware that important notices concerning this document and the product(s ) described herein, have been included in section ‘Legal information’. © Ampleon The Netherlands B.V. 2015. All rights reserved. For more information, please visit: http://www.ampleon.com For sales office addresses, please visit: http://www.ampleon.com/sales Date of release: 1 September 2015 Document identifier: BLF571#3