NT IA PL M CO ■ ■ *R oH S Features ■ ■ ■ Applications Low TCR Low electrical noise Low inductance/capacitance High power rating Low ohmic values ■ ■ ■ ■ Power supplies Motor drives Test and measurement Electricity meters PWR220/PWR221 S Series Shunt Resistor Material Specifications General Information Resistor..........................Metal Foil (CuNiMn) Substrate...........................Alumina (AL203) Housing.....................................Epoxy/PPS Lead Frame ............Tinned Copper (Sn/Cu) Maximum Torque .............................1.0 Nm Packaging Tubes....................................50 pcs./tube Tape & Reel** .......................500 pcs./reel The Bourns® PWR220 S Series is a TO220 style Shunt Resistor; the PWR221 S Series is a TO221 style Shunt Resistor. Manufactured using foil on alumina ceramic, it is used in applications such as power supplies, motor drives and measurements. **Tape & Reel is only available for Version A. Electrical & Thermal Characteristics Parameter Symbol Min. Resistance R Power Rating @ 70 °C without additional heat sink @ 70 °C with adequate heat sink* Tolerance 0.002 Ω < R < 0.01 Ω 0.01 Ω < R < 0.10 Ω 0.10 Ω < R < 50.0 Ω Max. Unit 0.002 50 Ω 1.50 15 W 10 2.0** 1.0*** 0.5*** 5.0 5.0 5.0 TCR -20 °C < T < 60 °C -40 °C < T < +130 °C Nom. % ±15.0 ±50.0 PPM/°C 4.8 °C/W 0.5 % Thermal EMF 1.0 µV/°C Dielectric Withstanding Voltage 300 VDC +130 °C Thermal Resistance – Rthj (Max @ R < 50 Ω) Stability Operating Temperature 0.1 TJ * Thermal junction 130 °C max. ** 1 % also available with 4-pin version. *** 0.1 % and 0.24 % also available with 4-pin version. *RoHS Directive 2002/95/EC Jan 27 2003, including Annex Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. -40 PWR220/PWR221 S Series Shunt Resistor Product Dimensions TO220 Housing: 2-Pin TO220 Housing: 4-Pin 10.16 (0.4) 3.7 (0.15) 1.2 (0.05) 6.0 17.3 (0.24) (0.68) 14.4 16.4 (0.57) (0.65) 1.3 (0.05) 0.76 (0.03) MEASURING POINT 5.08 (0.2) 10.16 (0.4) 4.0 (0.16) 3.7 (0.15) 27.3 (1.07) 1.2 (0.05) 6.0 17.3 (0.24) (0.68) 14.4 16.4 (0.57) (0.65) 1.85 (0.07) 4.0 (0.16) 27.3 (1.07) 1.85 (0.07) 1.03 (0.04) 0.4 (0.015) 0.76 (0.03) 0.4 (0.015) 1.3 (0.05) 3X 2.54 (0.1) TO221 Casing: 2-Pin TO221 Casing: 4-Pin 10.16 (0.4) 3.2 (0.13) 3.7 (0.15) 1.3 (0.05) MEASURING POINT 1.2 (0.05) 18.3 28.3 (0.72) (1.11) 14.4 16.4 (0.57) (0.65) 0.76 (0.03) 5.08 (0.2) 10.16 (0.4) 4.0 (0.16) 3.2 (0.13) 3.7 (0.15) 1.2 (0.05) 18.3 28.3 (0.72) (1.11) 14.4 16.4 (0.57) (0.65) 1.85 (0.07) 4.0 (0.16) 1.85 (0.07) 1.03 (0.04) 0.4 (0.015) 0.76 (0.03) 0.4 (0.015) 1.3 (0.05) DIMENSIONS = MILLIMETERS (INCHES) 3X 2.54 (0.1) Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. PWR220/PWR221 S Series Shunt Resistor Product Dimensions TO220 Casing: 2-Pin (Surface Mount) TO220 Casing: 4-Pin (Surface Mount) 1.2 (0.05) 10.16 (0.4) 4.0 (0.16) 10.16 (0.4) 1.4 (0.06) 12.7 (0.50) 4.0 (0.16) 1.2 (0.05) 1.4 (0.06) 12.7 (0.50) 14.6 15.0 17.33 (0.57) (0.59) (0.68) 14.6 15.0 17.33 (0.57) (0.59) (0.68) 0.76 (0.03) 3X 2.54 (0.1) 0.76 (0.03) 1.85 (0.07) DIMENSIONS = MILLIMETERS (INCHES) How to Order Typical Part Marking PWR 220 - 2 S A R040 J E Model PWR = Power Resistor PART IDENTIFICATION Package 220 = TO220 221 = TO221 MANUFACTURER'S TRADEMARK Number of Pins 2=2 4=4 Function S = Shunt Version A = Surface Mount B = Through Hole Resistor Value for all Tolerances “R” represents decimal point (examples: R040 = .040 ohms; 50R0 = 50.0 ohms Absolute Tolerance J=5% G=2% D = 0.5 % *C = 0.25 % F=1% *B = 0.1 % Packaging E = Tape & Reel (Available only for Version A) ___ = Tubes *Available only with 4-pin versions. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. PWR220-2S R500 1% 0512 ABSOLUTE RESISTANCE, TOLERANCE DATE CODE: YYWW PWR220/PWR221 S Series Shunt Resistor Packaging Dimensions Index Hole 120 W B D P A Trailer ....... ....... End C Device ....... ....... ....... ....... 10 pitches (min.) Leader ....... ....... Start DIMENSIONS: MM (INCHES) 10 pitches (min.) Devices are packed in accordance with EIA standard RS-481-A and specifications shown here. Direction of Feed Item Symbol Dimensions Carrier Width A 10.4 (0.409) Carrier Length B 18.4 (0.724) Carrier Depth C 4.4 (0.173) Reel Outside Diameter D 330 (12.992) Punch Hole Pitch P 16.00 (0.630) Tape Width W 32 (1.260) Quantity per Reel — 500 Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 • Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com REV. 05/08 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.