2SD2257

SavantIC Semiconductor Product Specification Silicon NPN Power Transistors 2SD2257 www.datasheet4u.com DESCRIPTION ·With TO-220F package ·High DC current gain ·Low saturation voltage ·Complement to type 2SB1495 ·DARLINGTON APPLICATIONS ·High power switching applications ·Hammer drive,pulse motor drive applications PINNING PIN 1 2 3 Base Collector Emitter Fig.1 simplified outline (TO-220F) and symbol DESCRIPTION Absolute maximum ratings (Ta=25 ) SYMBOL VCBO VCEO VEBO IC ICM IB PC Tj Tstg PARAMETER Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current Collector current-peak Base current Ta=25 Collector dissipation TC=25 Junction temperature Storage temperature 20 150 -55~150 CONDITIONS Open emitter Open base Open collector VALUE 100 100 8 ±3 ±5 0.3 2.0 W UNIT V V V A A A SavantIC Semiconductor Product Specification Silicon NPN Power Transistors CHARACTERISTICS Tj=25 unless otherwise specified PARAMETER Collector-emitter breakdown voltage Collector-emitter saturation voltage Base-emitter saturation voltage Collector cut-off current Emitter cut-off current DC current gain DC current gain Diode forward voltage CONDITIONS IC=10mA ;IB=0 IC=1.5A ;IB=1.5mA IC=1.5A ;IB=1.5mA VCB=100V ;IE=0 VEB=8V; IC=0 IC=1A ; VCE=2V IC=2A ; VCE=2V IE=1A 0.8 2000 2000 MIN 100 www.datasheet4u.com 2SD2257 SYMBOL V(BR)CEO VCEsat VBEsat ICBO IEBO hFE-1 hFE-2 VECF TYP. MAX UNIT V 1.5 2.0 10 4.0 V V µA mA 2.0 V Switching times ton ts tf Turn-on time Storag...