ESDAxxxWx TRANSIL™ array for data protection Main applications Where transient overvoltage protection in ESD sensitive equipment is required, such as : SOT323-3L SOT323-5L SOT323-6L ■ Computers ■ Printers ■ Communication systems Order codes ■ Cellular phones handsets and accessories Part Numbers Marking ■ Wireline and wireless telephone sets ESDA6V1W5 E61 ■ Set top boxes ESDA6V1-5W6 E62 Features ESDA25W E25 ■ 2 up to 5 Unidirectional Transil functions ESDA25W5 E25 ■ Breakdown voltage: V = 6.1 V min. and 25 V min. ESDA25W Functional diagram BR ■ Low leakage current: < 1 µA ■ Very small PCB area < 4.2 mm2 typically 1 3 Description 2 The ESDAxxxWx are monolithic suppressors designed to protect components connected to data and transmission lines against ESD. ESDA6V1W5/ESDA25W5 Functional diagram These devices clamp the voltage just above the logic level supply for positive transients, and to a diode drop below ground for negative transients. 1 5 Benefits 2 3 4 ■ High ESD protection level: up to 25 kV ■ High integration ESDA6V1-5W6 Functional diagram Complies with the following standards IEC61000-4-2 1 6 Level 4 15 kV (air discharge) 8 kV(contact discharge) 2 5 MIL STD 883E - Method 3015-7 Class 3 3 4 25 kV HBM (Human Body Model) Rev 2 August 2005 1/11 www.st.com 11

1 Characteristics ESDAxxxWx 1 Characteristics Table 1. Absolute Ratings (T = 25°C) amb Symbol Parameter Value Unit ESDA25W 400 PPP Peak pulse power (8/20 µs) ESDA25W5 / ESDA6V1W5 150 W ESDA6V1-5W6 100 Tj Junction temperature 125 °C Tstg Storage temperature range -55 to +150 °C TL Maximum lead temperature for soldering during 10s 260 °C ESDA25W / ESDA25W5 / -40 to +125 Top Operating temperature range(1) ESDA6V1W5 °C ESDA6V1-5W6 -40 to +125 1. The values of the operating parameters versus temperature are given through curves and αT parameter. 1.1 Electrical Characteristics (T = 25°C) amb Symbol Parameter VRM Stand-off voltage I VBR Breakdown voltage IF VCL Clamping voltage IRM Leakage current V F IPP Peak pulse current VCLVBR VRM V I IR Reverse leakage current RM IF Forward current αT Voltage temperature coefficient VF Forward voltage drop Slope:1/Rd I PP C Capacitance Rd Dynamic resistance 2/11

ESDAxxxWx 1 Characteristics VBR IRM @ VRM VF @ IF Rd αT C @ IR max. typ.(1) max.(2) typ. Part Numbers min. max. 0V bias V V mA µA V V mA Ω 10-4/°C pF ESDA25W 25 30 1 1 24 1.2 10 1.1 10 65 ESDA25W5 25 30 1 1 24 1.2 10 1.9 10 30 ESDA6V1-5W6 6.1 7.2 1 1 3 1.25 200 0.61 6 50 ESDA6V1W5 6.1 7.2 1 1 3 1.25 200 0.35 6 90 1. Square pulse l = 15 A, t = 2.5 µs pp p 2. V = aT* (T - 25 °C) * V (25 °C) BR amb BR Figure 1. Peak power dissipation versus Figure 2. Peak pulse power versus initial junction temperature exponential pulse duration (T initial = 25°C) (ESDA25W) j PPP[Tjinitial] /PPP[Tjinitial=25°C] PPP(W) 1.1 10000 1.0 Tjinitial = 25°C 0.9 0.8 0.7 0.6 ESDA25W 0.5 1000 0.4 0.3 0.2 0.1 Tjinitial (°C) 0.0 tp(µs) 0 25 50 75 100 125 100 Fig 1 1 10 100 3/11

1 Characteristics ESDAxxxWx Figure 3. Peak pulse power versus Figure 4. Clamping voltage versus peak pulse exponential pulse duration current (T initial = 25°C, rectangular j (Tj initial = 25°C) (ESDA25W5 / waveform, tp = 2.5 µs) ESDA6V1W5 / ESDA6V1-5W6) (ESDA25W / ESDA25W5) PPP(W) IPP(A) 1000 100.0 ESDA6V1W5 / ESDA25W5 Tjinitial = 25°C tp= 2.5µs ESDA25W 10.0 100 ESDA6V1-5W6 ESDA25W5 1.0 tp(µs) VCL(V) 10 0.1 1 10 100 20 25 30 35 40 45 50 55 60 65 70 75 80 Figure 5. Clamping voltage versus peak pulse Figure 6. Capacitance versus reverse applied current (T initial = 25°C, rectangular voltage (typical values) j waveform, t = 2.5 µs) (ESDA25W / ESDA25W5) p (ESDA6V1W5 / ESDA6V1-5W6) IPP(A) C(pF) 50.0 50 tp= 2.5µs 45 F=1MHz VOSC=30mVRMS ESDA6V1W5 40 Tj=25°C 10.0 ESDA6V1-5W6 35 ESDA25W 30 25 1.0 20 15 10 ESDA25W5 VCL(V) 5 VR(V) 0.1 0 0 5 10 15 20 25 30 35 40 1 3 5 7 9 11 13 15 17 19 21 23 25 4/11

ESDAxxxWx 1 Characteristics Figure 7. Capacitance versus reverse applied Figure 8. Relative variation of leakage current voltage (typical values) versus junction temperature (ESDA6V1W5 / ESDA6V1-5W6) (typical values) C(pF) IR[Tj] / IR[Tj=25°C] 80 1000 F=1MHz 70 ESDA6V1W5 VOSCT=j=3205m°CVRMS 60 100 50 40 ESDA25W 10 ESDA25W5 30 ESDA6V1-5W6 ESDA6V1-5W6 20 10 VR(V) 1 Tj(°C) ESDA6V1W5 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 25 50 75 100 125 Figure 9. Peak forward voltage drop versus Figure 10. Peak forward voltage drop versus peak forward current (typical peak forward current values) (ESDA25W / ESDA25W5) (typical values) (ESDA6V1W5 / ESDA6V1-5W6) IFM(A) IFM(A) 1E+0 1E+0 Tj= 25°C ESDA25W / ESDA25W5 Tj= 25°C ESDA6V1W5 ESDA6V1-5W6 1E-1 1E-1 1E-2 1E-2 VFM(V) VFM(V) 1E-3 1E-3 0.0 0.5 1.0 1.5 2.0 2.5 3.0 33..55 4.0 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 Figure 11. ESD response to IEC61000-4-2 (air discharge 15 kV, positive surge) 5/11

2 Ordering information scheme ESDAxxxWx 2 Ordering information scheme ESDA 25 -5 Wx ESD Array BreakdownVoltage 25 = 25Volts min. 6V1 = 6.1Volts min Number of lines protected (optional) -5 = 5 lines Packages W = SOT323-3L W5 = SOT323-5L W6 = SOT323-6L 6/11

ESDAxxxWx 3 Package mechanical data 3 Package mechanical data 3.1 SOT323-3L package DIMENSIONS A REF. Millimeters Inches E Min. Typ. Max. Min. Typ. Max. A 0.8 1.1 0.031 0.043 e A1 0.0 0.1 0.0 0.004 b D b 0.25 0.4 0.010 0.016 c 0.1 0.26 0.004 0.010 A1 D 1.8 2.0 2.2 0.071 0.079 0.086 E 1.15 1.25 1.35 0.045 0.049 0.053 e 0.65 0.026 c θ H 1.8 2.1 2.4 0.071 0.083 0.094 L H L 0.1 0.2 0.3 0.004 0.008 0.012 q 0 30° 0 30° Figure 12. Footprint dimensions 0.95 1.0 2.9 0.8 0.50 Dimensions in mm 7/11

3 Package mechanical data ESDAxxxWx 3.2 SOT323-5L package DIMENSIONS A E REF. Millimeters Inches Min. Max. Min. Max. A 0.8 1.1 0.031 0.043 e A1 0 0.1 0 0.004 b D e A2 0.8 1 0.031 0.039 b 0.15 0.3 0.006 0.012 A1 c 0.1 0.18 0.004 0.007 A2 D 1.8 2.2 0.071 0.086 Q1 E 1.15 1.35 0.045 0.053 e 0.65 Typ. 0.025 Typ. c L H 1.8 2.4 0.071 0.094 HE Q1 0.1 0.4 0.004 0.016 Figure 13. Footprint dimensions 0.3 1.0 2.9 1.0 0.35 Dimensions in mm 8/11

ESDAxxxWx 3 Package mechanical data 3.3 SOT323-6L package DIMENSIONS A E REF. Millimeters Inches Min. Max. Min. Max. A 0.8 1.1 0.031 0.043 e A1 0 0.1 0 0.004 b D e A2 0.8 1 0.031 0.039 b 0.15 0.3 0.006 0.012 A1 c 0.1 0.18 0.004 0.007 A2 D 1.8 2.2 0.071 0.086 Q1 E 1.15 1.35 0.045 0.053 e 0.65 Typ. 0.025 Typ. c L H 1.8 2.4 0.071 0.094 HE Q 0.1 0.4 0.004 0.016 Figure 14. Footprint dimensions 0.65 1.05 0.80 2.9 1.05 0.40 Dimensions in mm 9/11

4 Ordering information ESDAxxxWx 4 Ordering information Part Number Marking Package Weight Base qty Delivery mode ESDA6V1W5 E61 SOT323-5L ESDA6V1-5W6 E62 SOT323-6L 6 mg 3000 Tape & reel ESDA25W E25 SOT323-3L ESDA25W5 E25 SOT323-5L 5 Revision history Date Revision Changes 20-Jul-2005 1 Initial release 29-Aug-2005 2 Added notes to table on page2, removed annotations in Figure 1. 10/11

ESDAxxxWx 5 Revision history Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics. All other names are the property of their respective owners © 2005 STMicroelectronics - All rights reserved STMicroelectronics group of companies Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America www.st.com 11/11