STTH112A Overview
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 Fig.
