Datasheet4U Logo Datasheet4U.com

STTH8003CY Datasheet High Frequency Secondary Rectifiers

Manufacturer: STMicroelectronics

Overview: .. ® STTH8003CY HIGH FREQUENCY SECONDARY RECTIFIERS PRELIMINARY DATASHEET MAJOR PRODUCTS CHARACTERISTICS IF(AV) VRRM VF (max) trr.

General Description

Dual rectifiers suited for Switch Mode Power Supply and high frequency DC to DC converters.

Packaged in Max247, this device is intended for use in low voltage, high frequency inverters, free wheeling operation, welding equipment and tele power supplies.

ABSOLUTE RATINGS (limiting values) Symbol VRRM IF(RMS) IF(AV) IFSM IRSM Tstg Tj Parameter Repetitive peak reverse voltage RMS forward current Average forward current Tc = 105 °C δ = 0.5 Per diode Per device tp = 10 ms sinusoidal tp = 100 µs square Value 300 50 40 80 400 4 -55 +150 + 150 Unit V A A A A °C °C Max247 2x40 A 300 V 1V 60 ns A2 K A1 Surge non repetitive forward current Non repetitive avalanche current Storage temperature range Maximum operating junction temperature October 1999 - Ed: 1A 1/3 STTH8003CY THERMAL RESISTANCES Symbol Rth (j-c) Rth (c) Parameter Junction to case thermal resistance Per diode Total Coupling Value 0.8 0.5 0.2 Unit °C/W °C/W STATIC ELECTRICAL CHARACTERISTICS Symbol IR * Parameter Reverse leakage current Tests Conditions VR = 300 V Tj = 25°C Tj = 125°C VF ** Forward voltage drop IF = 40 A Tj = 25°C Tj = 125°C Pulse test : * tp = 5 ms, δ < 2 % ** tp = 380 µs, δ < 2% To evaluate the maximum conduction losses use the following equation : P = 0.75 x IF(AV) + 0.0062 IF(RMS)2 0.85 80 Min.

STTH8003CY Distributor