SMD Low Ohmic - Current Sense Resistors Type RL73 Series Key Features n Up to 2 Watts at 70°C n Values down to R10 n 8 chip sizes n Ideal for current detection n Value marked on resistor n Sizes 0201 to 2512 n 0402, 0603, 0805, 1206, 2512 stocked in distribution n New Higher Power Version now available Applications n Audio n Communications TE Connectivity are pleased to offer this thick film chip resistor for current sensing positions. n Automotive It has a special metal glaze resistive element and a nickel barrier layer beneath the solder to n Low voltage power supplies prolong terminal life. Following the developments by semiconductor manufacturers in the production of a range of IC's for battery charge management and low voltage power n Power management applications supplies, the RL73 Series satisfies the demand for a low ohmic shunt resistor to act as a current sensor. Characteristics - Electrical - Standard Power Type TCR Power rating Resistance TDF TD TE Tape @ 70°C Range RL73X1H 1000PPM 0.05W R10 - R13 1000 5000 -- Paper tape RL73V1H 600PPM 0.05W R15 - R47 1000 5000 -- Paper tape RL73N1H 300PPM 0.05W R51 - R91 1000 5000 -- Paper tape RL73N1E 300PPM 0.0625W R10 - R91 1000 5000 -- Paper tape RL73N1J 300PPM 0.1W R10 - R91 1000 5000 -- Paper tape RL73H2A 100PPM 0.125W R10 - R91 1000 5000 -- Paper tape RL73K2A 200PPM 0.125W R10 - R91 1000 5000 -- Paper tape RL73H2B 100PPM 0.25W R10 - R91 1000 5000 -- Paper tape RL73K2B 200PPM 0.25W R10 - R91 1000 5000 -- Paper tape RL73H2E 100PPM 0.5W R10 - R91 1000 5000 -- Paper tape RL73K2E 200PPM 0.5W R10 - R91 1000 5000 -- Paper tape RL73H2H 100PPM 0.75W R10 - R91 1000 -- 4000 Embossed plastic tape RL73K2H 200PPM 0.75W R10 - R91 1000 -- 4000 Embossed plastic tape RL73H3A 100PPM 1W R10 - R91 1000 -- 4000 Embossed plastic tape RL73K3A 200PPM 1W R10 - R91 1000 -- 4000 Embossed plastic tape 1 1773269 CIS WR 02/2012 Dimensions are in millimeters Dimensions are shown for For email, phone or live chat, go to: te.com/help and inches unless otherwise reference purposes only. specified. Values in brackets Specifications subject are standard equivalents. to change.

SMD Low Ohmic - Current Sense Resistors Type RL73 Series Characteristics - Electrical - High power version Type TCR Power rating Resistance TDF TD TE Tape @ 70°C Range RLP73M1E 400PPM 0.125W R051 - R10 1000 5000 -- Paper RLP73N1E 300PPM 0.125W R110 - R47 1000 5000 -- Paper RLP73K1E 200PPM 0.125W R51 - 1R0 1000 5000 -- Paper RLP73M1J 400PPM 0.125W R051 - R10 1000 5000 -- Paper RLP73N1J 300PPM 0.125W R110 - R47 1000 5000 -- Paper RLP73K1J 200PPM 0.125W R51 - 1R0 1000 5000 -- Paper RLP73M2A 400PPM 0.25W R051 - R10 1000 5000 -- Paper RLP73N2A 300PPM 0.25W R110 - R47 1000 5000 -- Paper RLP73K2A 200PPM 0.25W R51 - 1R0 1000 5000 -- Paper RLP73V2B 600PPM 0.5W R010 - R020 1000 5000 -- Paper RLP73M2B 400PPM 0.5W R022 - R047 1000 5000 -- Paper RLP73N2B 300PPM 0.5W R051 - R091 1000 5000 -- Paper RLP73K2B 200PPM 0.5W R10 - 1R0 1000 5000 -- Paper RLP73V3A 600PPM 2W R010 - R020 1000 -- 4000 Plastic RLP73M3A 400PPM 2W R022 - R047 1000 -- 4000 Plastic RLP73N3A 300PPM 2W R051 - R091 1000 -- 4000 Plastic RLP73K3A 200PPM 2W R10 - 1R0 1000 -- 4000 Plastic Operating Voltage=√(P*R) ; Overload Voltage=2.5*√(P*R) ; Operating Current=√(P/R) Maximum operating temperature -55°C to +155°C Power Derating Curve 100 80 %) o ( 60 ati R er 40 w o P 20 0 0 20 40 60 80 100 120 140 160 180 Ambient Temperature (°C) * Recommended Circuit Board Design For resistors operated in ambient temperatures above 70°C, power rating must be derated in accordance with this curve. Characteristics - Environmental Item Requirement Test Method Temperature Coefficient As Specification -55°C ~ +125°C, 25°C is the reference temperature of Resistance (TCR): ±(0.5%+0.05Ω) Short Time Overload: RCWV*2.5 or Max. overload voltage for 5 seconds for higher Power rating: ±(1.0% + 0.05Ω) Insulation Resistance: ≥10G Max. overload voltage for 1 minute 70 ±2°C, Max. working voltage for 1000 hrs with Endurance: ±(1.0%+0.05Ω) 1.5 hrs “ON” and 0.5 hrs “OFF” 40 ±2°C, 90-95% R.H. max. working voltage Damp Heat with Load: ±(0.5%+0.05Ω) for 1000 hrs with 1.5 hrs “ON” and 0.5 hrs “OFF” Dry Heat: ±(0.5%+0.05Ω) at +155°C for 1000 hrs Bending Strength: Bending once for 5 seconds 2010, 2512 sizes: 2mm As Spec. Other sizes: 3mm Solderability: 95% min. coverage 245 ±5°C for 3 seconds Resistance to Soldering Heat: ±(0.5%+0.05Ω) 260 ±5°C for 10 seconds Voltage Proof: No breakdown or flashover 1.42 times RCWV (RMS) for 1 minute Individual leaching area ≤5% Leaching: 260±5°C for 30 seconds Total leaching area ≤10% Thermal Shock: ±(0.5%+0.05Ω) -55°C to +155°C, 5 cycles Reference Standards: IEC 60115-1, 60068-2-58; JIS-C 5201-1 Storage Temperature: 25±3°C; Humidity < 80%RH 2 1773269 CIS WR 02/2012 Dimensions are in millimeters Dimensions are shown for For email, phone or live chat, go to: te.com/help and inches unless otherwise reference purposes only. specified. Values in brackets Specifications subject are standard equivalents. to change.

SMD Low Ohmic - Current Sense Resistors Type RL73 Series Dimensions D L W t 1. Alumina Substrate 4. Edge Electrode (NiCr) 7. Resistor Layer (NiCr) 2. Bottom Electrode (Ag) 5. Barrier Layer (Ni) 8. Overcoat (Epoxy) 3. Top Electrode (Ag-Pd) 6. External Electrode (Sn) 9. Marking C Part Number L W C D t RL73 1H (0201) 0.58 ±0.05 0.29 ±0.05 0.15 ±0.05 0.12 ±0.05 0.23 ±0.05 RL(P)73 1E (0402) 1.00 ±0.05 0.50 ±0.05 0.20 ±0.10 0.25 ±0.10 0.32 ±0.10 RL(P)73 1J (0603) 1.60 ±0.10 0.80 ±0.10 0.30 ±0.20 0.30 ±0.20 0.45 ±0.10 RL(P)73 2A (0805) 2.00 ±0.15 1.25 ±0.15 0.40 ±0.25 0.30 ±0.20 0.55 ±0.10 RL(P)73 2B (1206) 3.10 ±0.10 1.55 ±0.15 0.40 ±0.25 0.50 ±0.30 0.55 ±0.10 RL(P)73 2E (1210) 3.10 ±0.10 2.50 ±0.15 0.50 ±0.25 0.50 ±0.30 0.55 ±0.10 RL(P)73 2H (2010) 5.00 ±0.20 2.50 ±0.15 0.50 ±0.25 0.60 ±0.30 0.60 ±0.15 RL73 3A (2512) 6.35 ±0.20 3.10 ±0.15 0.55 ±0.25 0.60 ±0.30 0.60 ±0.10 RLP73 3A (2512) <R10 6.35 ±0.20 3.15 ±0.15 0.55 ±0.25 0.60 ±0.30 0.74 ±0.10 RLP73 3A (2512) ≥R10 6.35 ±0.20 3.15 ±0.15 2.10 ±0.10 0.60 ±0.30 0.74 ±0.10 Recommend Land Pattern Type A B C RL73 1H (0201) 0.25 0.3 0.40 ±0.2 RL(P)73 1E (0402) 0.5 0.5 0.60 ±0.2 RL(P)73 1J (0603) 0.8 1.0 0.90 ±0.2 RL(P)73 2A (0805) 1.0 1.0 1.35 ±0.2 RL(P)73 2B (1206) 2.0 1.15 1.70 ±0.2 RL(P)73 2E (1210) 2.0 1.15 2.50 ±0.2 RL(P)73 2H (2010) 3.6 1.4 2.50 ±0.2 RL73 3A (2512) 4.9 1.6 3.10 ±0.2 RLP73 3A (2512) <R10 4.9 1.6 3.10 ±0.2 RLP73 3A (2512) ≥R10 1.0 3.55 3.10 ±0.2 3 1773269 CIS WR 02/2012 Dimensions are in millimeters Dimensions are shown for For email, phone or live chat, go to: te.com/help and inches unless otherwise reference purposes only. specified. Values in brackets Specifications subject are standard equivalents. to change.

SMD Low Ohmic - Current Sense Resistors Type RL73 Series Packaging Quantity & Reel Specifications Paper Embossed Type øA øB øC W T Tape Plastic Tape RL73 1H (0402) 178.0 ±1.0 60.0 +1.0 13.5 ±0.7 9.5 ±0.1 11.5 ±1.0 1000 / 5000 - RL(P)73 1E (0402) 178.0 ±1.0 60.0 +1.0 13.5 ±0.7 9.5 ±0.1 11.5 ±1.0 1000 / 5000 - RL(P)73 1J (0603) 178.0 ±1.0 60.0 +1.0 13.5 ±0.7 9.5 ±0.1 11.5 ±1.0 1000 / 5000 - RL(P)73 2A (0805) 178.0 ±1.0 60.0 +1.0 13.5 ±0.7 9.5 ±0.1 11.5 ±1.0 1000 / 5000 - RL(P)73 2B (1206) 178.0 ±1.0 60.0 +1.0 13.5 ±0.7 9.5 ±0.1 11.5 ±1.0 1000 / 5000 - RL(P)73 2E (1210) 178.0 ±1.0 60.0 +1.0 13.5 ±0.7 9.5 ±0.1 11.5 ±1.0 1000 / 5000 - RL(P)73 2H (2010) 178.0 ±1.0 60.0 +1.0 13.5 ±0.7 13.5 ±1.0 15.5 ±1.0 - 1000 / 4000 RL(P)73 3A (2512) 178.0 ±1.0 60.0 +1.0 13.5 ±0.7 13.5 ±1.0 15.5 ±1.0 - 1000 / 4000 Paper Tape Specification Type A B W E F P P P øD T 0 1 2 0 RL73 1H 0.38 ±0.05 0.68 ±0.05 8.0 ±0.20 1.75 ±0.10 3.50 ±0.05 4.00 ±0.10 2.00 ±0.05 2.00 ±0.05 1.50+0.1,-0 0.42 ±0.20 RL(P)73 1E 0.65 ±0.10 1.15 ±0.10 8.0 ±0.20 1.75 ±0.10 3.50 ±0.05 4.00 ±0.10 2.00 ±0.05 2.00 ±0.05 1.50+0.1,-0 0.45 ±0.10 RL(P)73 1J 1.10 ±0.10 1.90 ±0.10 8.0 ±0.20 1.75 ±0.10 3.50 ±0.05 4.00 ±0.10 4.00 ±0.05 2.00 ±0.05 1.50+0.1,-0 0.70 ±0.10 RL(P)73 2A 1.60 ±0.10 2.40 ±0.20 8.0 ±0.20 1.75 ±0.10 3.50 ±0.05 4.00 ±0.10 4.00 ±0.05 2.00 ±0.05 1.50+0.1,-0 0.85 ±0.10 RL(P)73 2B 1.90 ±0.10 3.50 ±0.20 8.0 ±0.20 1.75 ±0.10 3.50 ±0.05 4.00 ±0.10 4.00 ±0.05 2.00 ±0.05 1.50+0.1,-0 0.85 ±0.10 RL(P)73 2E 2.90 ±0.10 3.50 ±0.20 8.0 ±0.20 1.75 ±0.10 3.50 ±0.05 4.00 ±0.10 4.00 ±0.05 2.00 ±0.05 1.50+0.1,-0 0.85 ±0.10 4 1773269 CIS WR 02/2012 Dimensions are in millimeters Dimensions are shown for For email, phone or live chat, go to: te.com/help and inches unless otherwise reference purposes only. specified. Values in brackets Specifications subject are standard equivalents. to change.

SMD Low Ohmic - Current Sense Resistors Type RL73 Series Embossed Plastic Tape Specifications Type A B W E F P P P øD T 0 1 2 0 RL(P)73 2H 2.80±0.10 5.50±0.10 12.0±0.10 1.75±0.10 5.5±0.05 4.00±0.05 4.00±0.10 2.00±0.05 1.50+0.10 1.00±0.20 RL73 3A 3.50±0.10 6.70±0.10 12.0±0.10 1.75±0.10 5.5±0.05 4.00±0.05 4.00±0.10 2.00±0.05 1.50+0.10 1.00±0.20 RLP73 3A 3.38±0.10 6.68±0.10 12.0±0.30 1.75±0.10 5.5±0.01 4.00±0.10 4.00±0.10 2.00±0.05 1.50+0.05 1.45±0.20 How to Order RL73 H 2A R10 F TD Common Part TCR Size Resistor Value Tolerance Packaging X -1000PPM 1H -0201 V - 600PPM 1E -0402 0.1 Ohm TDF -1000 REEL N - 300PPM 1J -0603 (100milliOhm) TD -5000 REEL RL73 H - 100PPM 2A -0805 R10 F - ±1% TE -4000 REEL RLP73 K - 200PPM 2B -1206 0.91 Ohm J - ±5% M - 400PPM 2E -1210 (910 milliOhm) See above for applicability See above for 2H -2010 R91 applicability 3A -2512 TE Connectivity, TE connectivity (logo) and TE (logo) are trademarks. Other logos, product and Company names mentioned herein may be trademarks of their respective owners. 5 While TE has made every reasonable effort to ensure the accuracy of the information in this datasheet, TE does not guarantee that it is error-free, nor does TE make any other representation, warranty or guarantee that the information is accurate, correct, reliable or current. TE reserves the right to make any adjustments to the information contained herein at any time without notice. TE expressly disclaims all implied warranties regarding the information contained herein, including, but not limited to, any implied warranties of merchantability or fitness for a particular purpose. The dimensions in this datasheet are for reference purposes only and are subject to change without notice. Specifications are subject to change without notice. Consult TE for the latest dimensions and design specifications.

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: T E Connectivity: RL73K3AR24JTE RLP73N2AR10JTD RLP73N2AR27JTD RLP73K2AR56JTD RLP73N2AR33JTD RLP73N2AR22JTD RLP73N3AR082JTE RLP73M3AR022JTE RLP73K3AR15JTE RLP73M3AR033JTE RLP73K3AR47JTE RLP73K3AR18JTE RLP73K3AR22JTE RLP73N2AR30JTD RLP73V2BR015JTD RLP73K1E1R0FTDF RLP73M2BR047JTD RLP73K3A1R0JTE RLP73N1ER10JTD RLP73K2BR68JTD RLP73K3A1R0FTDF RLP73V2BR020JTD RLP73N1JR10JTD RLP73K2BR10JTD RLP73K2AR51FTDF RLP73K2BR15JTD RLP73M2AR068JTD 2-2176055-5 2-2176051-5 2176057-5 2176051-1 2176051-8 2176055-1 3-2176057-3 4-2176055-9 1-2176057-7 2-2176051-4 RLP73V2BR012JTD RLP73N1ER47JTD RLP73K2AR56FTDF RLP73N1JR18FTDF RLP73V3AR016FTDF RLP73K2BR11FTDF RLP73K3AR62FTDF RLP73M1ER091FTDF RLP73N1ER30FTDF RLP73K3AR24FTDF RLP73N1JR30FTDF RLP73K3AR43FTDF RLP73M3AR039FTDF RLP73K1ER82JTD RLP73K1JR75FTDF RLP73N1ER13JTD RLP73K3AR82FTDF RLP73N2AR12FTDF RLP73N2BR091FTDF RLP73K3AR30FTDF RLP73K3AR33FTDF RLP73M1JR056FTDF RLP73K2BR18FTDF RLP73V2BR018FTDF RLP73K3AR56FTDF RLP73M1JR082FTDF RLP73M1JR062FTDF RLP73K2BR36FTDF RLP73M3AR033FTDF RLP73M3AR027FTDF RLP73N1JR16FTDF RLP73K2BR12FTDF RLP73K3AR68FTDF RLP73N2AR13FTDF RLP73N3AR062FTDF RLP73M2BR043FTDF RLP73K3AR36FTDF RLP73N3AR068FTDF RLP73N1ER20FTDF RLP73N2AR16FTDF RLP73K2BR33FTDF RLP73V2BR012FTDF RLP73K2BR24FTDF RLP73M2BR024FTDF RLP73N1ER43FTDF RLP73M2BR036FTDF RLP73K3AR15FTDF RLP73N2BR056FTDF RLP73K3AR18FTDF RLP73K3AR12FTDF RLP73N3AR056FTDF RLP73N3AR082FTDF RLP73K2BR16FTDF RLP73N1ER13FTDF RLP73K3AR39FTDF RLP73K3AR13FTDF RLP73V2BR016FTDF RLP73K3AR16FTDF RLP73K2BR33JTD RLP73M2BR022JTD RLP73V2BR010JTD RLP73K2BR56JTD RLP73N3AR068JTE