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STTH112U Datasheet HIGH VOLTAGE ULTRAFAST RECTIFIER

Manufacturer: STMicroelectronics

Download the STTH112U datasheet PDF. This datasheet also includes the STTH112 variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (STTH112_STMicroelectronics.pdf) that lists specifications for multiple related part numbers.

General Description

The STTH112, which is using ST ultrafast high voltage planar technology, is specially suited for free-wheeling, clamping, snubbering, demagnetization in power supplies and other power switching applications.

ABSOLUTE RATINGS (limiting values) Symbol VRRM V(RMS) IF(AV) Parameter Repetitive peak reverse voltage RMS voltage Average forward current Tl = 85°C Tl = 115°C Tl = 125°C IFSM Forward surge current t = 8.3 ms SMA STTH112A SMB STTH112U Value 1200 850 δ =0.5 δ =0.5 δ =0.5 DO-41 SMA SMB DO-41 SMA SMB 20 18 1 Unit V V A A Tstg Tj Storage temperature range Maximum operating junction temperature - 50 + 175 + 175 °C °C January 2003 - Ed: 2 1/6 STTH112/A/U THERMAL PARAMETERS Symbol Rth (j-l) Junction to lead Parameter L = 10 mm DO-41 SMA SMB Rth (j-a) Junction to ambient L = 10 mm DO-41 Value 45 30 25 110 Unit °C/W STATIC ELECTRICAL CHARACTERISTICS Symbol IR Parameter Reverse leakage current Tests conditions VR = 1200V Tj = 25°C Tj = 125°C VF Forward voltage drop IF = 1 A Tj = 25°C Tj = 125°C To evaluate the maximum conduction losses use the following equation : P = 1.35 x IF(AV) + 0.3 x IF2(RMS) DYNAMIC ELECTRICAL CHARACTERISTICS Symbol trr tfr VFP Parameter Reverse recovery time Forward recovery time Forward recovery voltage Tests conditions IF = 0.5 A Irr = 0.25 A IR = 1A IF = 1 A dIF/dt = 50 A/µs VFR = 1.1 x VFmax Tj = 25°C Tj = 25°C Min.

Typ.

Overview

® STTH112/A/U HIGH VOLTAGE ULTRAFAST RECTIFIER MAIN PRODUCT CHARACTERISTICS IF(AV) VRRM Tj (max) VF.

Key Features

  • s s 1A 1200 V 175 °C 1.65 V s s s Low forward voltage drop High reliability High surge current capability Soft switching for reduced EMI disturbances Planar technology DO-41 STTH112.