SR1040CT

SR1020CT THRU SR1060CT SCHOTTKY BARRIER RECTIFIERS Reverse Voltage – 20 to 60 Volts Forward Current – 10 Amperes Features • • • • • • • • Plastic package has Underwriters Laboratory Flammability Classification 94V-0 Metal of silicon rectifier, majority carrier conduction Guard ring for transient protection High capability Low power loss, high efficiency High current capability, low forward voltage High surge capacity For use in low voltage, high frequency inverters free wheeling, and polarity protection applications PIN 1 PIN 3 CASE PIN 2 PIN 1 PIN 3 PIN 1 CASE PIN 3 PIN 2 DOUBLER SUFFIX "D" CASE PIN 2 POSITIVE CT Mechanical Data • Case: Molded plastic body, TO-220 • Terminals: Axial leads, solderable per MIL-STD-202, method 208 • Polarity: As marked • Mounting Position: Any Absolute Maximum Ratings and Characteristics NEGATIVE CT SUFFIX "A" Ratings at 250C unless otherwise specified. Single phase, half wave, resistive or inductive load. For capacitive load, derate by 20% Symbols SR1020CT SR1030CT SR1040CT SR1050CT SR1060CT Units Maximum recurrent peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current Peak forward surge current 8.3mS single half sine-wave superimposed on rated load (JEDEC method) Maximum instantaneous forward voltage at 5.0 A Maximum reverse current at rated reverse voltage TC = 25 OC TC = 100OC VRRM VRMS VDC I(AV) IFSM 20 14 20 30 21 30 40 28 40 10 175 50 35 50 60 42 60 V V V A A VF IR Ctot RθJC TJ TS 0.55 0.5 50 400 3.0 -55 to +125 -55 to +150 0.70 V mA pF O Typical junction capacitance (Note 1) Typical thermal resistance (Note 2) Operating junction temperature range storage temperature range C/W O O -55 to +150 C C Notes: (1) Measured at 1MHZ and applied reverse voltage of 4 Volts (2) Thermal Resistance from Junction to case per leg SEMTECH ELECTRONICS LTD. ® (Subsidiary of Semtech International Holdings Limited, acompany listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 10/07/2003 SR1020CT THRU SR1060CT Forward current derating curve 12.5 Average forward current, A 10 Typical reverse characteristics per leg TJ=125 C SR1 Instantaneous reverse current, mA 7.5 0 SR1 T-SR 20C 0CT 104 1 TJ=75 C 0 50 S CTR 10 T 60C 2.5 0 50 0.1 TJ=25 C 100 150 Case temperature( C) 0.01 Maximum non-repeitive peak forward surge current Peak forward surge current, A 300 0.001 0 40 80 120 140 Percent of rated peak reverse voltage, % 200 Typical forward characteristics per leg 100 50 Instantaneous forward current, A 0 1 10 100 SR1020CT-SR1040CT 10 Number of cycles at 60Hz Typical junction capacitance per leg SR1050CT-SR1060CT Junction capacitance, pF 4000 Tj=25 C f=1MHz Vsig=50mVp-p 1 1000 0.1 0.2 0.4 0.6 0.8 1 1.1 Instantaneous forward voltage, V 100 0.1 1 10 100 Reverse voltage,V SEMTECH ELECTRONICS LTD. ® (Subsidiary of Semtech International Holdings Limited, acompany listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 10/07/2003