STPS3045G Datasheet Text
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STPS3045G
POWER SCHOTTKY RECTIFIER
MAIN PRODUCT CHARACTERISTICS IF(AV) VRRM Tj (max) VF (max) Features
AND BENEFITS VERY SMALL CONDUCTION LOSSES NEGLIGIBLE SWITCHING LOSSES EXTREMELY FAST SWITCHING LOW THERMAL RESISTANCE HIGH DISSIPATION MINIATURE PACKAGE DESCRIPTION Single Schottky rectifier suited for switchmode power supply and high frequency DC to DC converters. Packaged in D2PAK surface mount package , this device is intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. ABSOLUTE RATINGS (limiting values) Symbol VRRM IF(RMS) IF(AV) IFSM IRRM IRSM Tstg Tj dV/dt
- : Parameter Repetitive peak reverse voltage RMS forward current Average forward current Surge non repetitive forward current Repetitive peak reverse current Non Repetitive peak reverse current Storage temperature range Maximum operating junction temperature- Critical rate of rise of reverse voltage Tc = 150°C δ = 0.5 tp = 10 ms Sinusoidal tp = 2 µs F = 1kHz square tp = 100µs square Value 45 50 30 200 1 3
- 65 to + 175 175 10000 Unit V A A A A A °C °C V/µs
A A
30 A 45 V 175°C 0.63 V
K
D2PAK dPtot 1 < thermal runaway condition for a diode on its own heatsink Rth(j- a) dTj
1/5
October 1999
- Ed: 4A
STPS3045G
THERMAL RESISTANCES Symbol Rth (j-c) Junction to case Parameter Value 1 Unit °C/W
STATIC ELECTRICAL CHARACTERISTICS Symbol IR
- Parameter Reverse leakage current Tests Conditions Tj = 25°C Tj = 125°C VF
- - Forward voltage drop Tj = 125°C Tj = 25°C Tj = 125°C
Pulse test :
- tp = 5 ms, δ < 2 %
- - tp = 380 µs, δ < 2%
Min.
Typ.
Max. 500
Unit µA mA V
VR = VRRM 20 IF = 30 A IF = 60 A IF = 60 A 0.68 0.53
80 0.63 0.84 0.78
To evaluate the conduction losses use the following equation : P = 0.48 x IF(AV) + 0.005 IF2(RMS)
Fig. 1: Average...
