SB520 THRU SB5A0 SCHOTTKY BARRIER RECTIFIERS Reverse Voltage – 20 to 100 Volts Forward Current – 5.0 Amperes Features • Plastic package has Underwriters Laboratory Flammability Classification 94V-0 • Metal silicon junction, majority carrier conduction • Guard ring for overvoltage protection • Low power loss, high efficiency • High current capability, low forward voltage drop • High surge capability • For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications • High temperature soldering guaranteed:250℃/10 seconds at terminals, 0.375”(9.5mm)lead length, 5lb.(2.3kg) tension Mechanical Data • Case: Molded plastic body, JEDEC DO-201AD. • Terminals: Axial leads, solderable per MIL-STD-750, method 2026 • Polarity: Color band denotes cathode end. • Mounting Position: Any Absolute Maximum Ratings and Characteristics Ratings at 250C ambient temperature unless otherwise specified. Single phase, half wave, resistive or inductive load. For capacitive load, derate by 20% Symbols SB 520 SB 530 SB 540 SB 550 SB 560 SB 580 SB 5A0 Units Maximum recurrent peak reverse voltage VRRM 20 30 40 50 60 80 100 V Maximum RMS voltage VRMS 14 21 28 35 42 57 71 V Maximum DC blocking voltage VDC 20 30 40 50 60 80 100 V Maximum average forward rectified current 0.375” (9.5mm)lead length I(AV) 5.0 A IFSM 150 A Peak forward surge current 8.3mS single half sine-wave superimposed on rated load (JEDEC method) Maximum instantaneous forward voltage at 5 A (Note 1) Maximum reverse current at rated reverse voltage(Note 1) TA = 25 OC TA = 100OC VF Ctot Typical thermal resistance, from junction to ambient(Note 3) RθJA Operating junction temperature range storage temperature range Notes: 0.80 50 25 500 400 RθJL TJ 0.70 0.85 2.5 IR Typical junction capacitance (Note 2) Typical thermal resistance, from junction to lead(Note 3) 0.55 -65 to +125 TS mA pF 25 O C/W 8.0 O C/W -65 to +150 -65 to +150 (1) Pulse test: 300μs pulse width, 1% duty cycle (2) Measured at 1MHZ and applied reverse voltage of 4 Volts (3) Thermal Resistance from Junction to lead vertical P.C.B, mounted with 0.375”(9.5mm) lead length SEMTECH ELECTRONICS LTD. ® V (Subsidiary of Semtech International Holdings Limited, acompany listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 19/05/2003 O C O C SB520 THRU SB5A0 Maximum non-repetitive peak forward surge current Forward Current Derating Curve 150 4 Resistive or inductive load 3 2 SB520-SB540 SB550-SB5A0 1 0 50 0 100 150 Peak forward surge current , A Average Forward Current, A 5 100 50 TJ =TJ MAX 8.3mm Single half sine wave (JEDEC method) 0 Number of cycles at 60Hz Typical instantaneous forward characteristics Typical reverse characteristics 20 10 Tj=150 C 10 Pulse width=300 S 1% Duty Cycle 1 Tj=25 C 0.1 SB520-SB540 SB550-SB5A0 0.01 0 0.4 0.8 1 Tj=75 C 0.1 0.01 Tj=25 C 1000 SB520-SB540 SB550-SB5A0 1 10 REVERSE VOLTAGE, VOLTS 100 TRANSIENT THERMAL IMPEDANCE, C/W JUNCTION CAPACITANCE,pF Tj=25 C f=1MHz Vsig=50mvp p 0.1 100 Percent of rated peak reverse voltage, % TYPICAL JUNCTION CAPACITANCE 100 80 40 0 Instantaneous forward voltage,V 4000 SB520-SB540 SB550-SB5A0 0.001 1.6 1.2 Tj=125 C Instantaneous reverse current, A Instantaneous forward current, A 50 Tj=125 C 100 10 1 Lead Temperature ( C) TYPICAL TRANSIENT THERMAL IMPEDANCE 100 10 1 0.1 0.01 0.1 10 1 t, PULSE DURATION,sec. SEMTECH ELECTRONICS LTD. ® (Subsidiary of Semtech International Holdings Limited, acompany listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 19/05/2003 100