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Dated : 15/03/2007
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
ST BC635 / BC637 / BC639
C ollector Em itter V oltage V CE (V )
IB=0.2 mA
0.4m A
0.6m A
1.6m A
Static C haracteristics
1.8m A
0.8m A
1.0m A
1.2m A
1.4m A
C o l l e c t o r C u r r e n t IC( mA)
Base Emitter Saturation Voltage
Collector Emitter Saturation Voltage
Collector Current IC (mA)
DC Current Gain
Base Emitter Voltage VBE (V)
Base Emitter On Voltage
Collector Base Voltage VCB (V)
Collector Output Capacitance