2sa1577.pdf datasheet:

2SA1577 SOT-323 Transistor(PNP)1. BASE SOT-3232. EMITTER 3. COLLECTOR Features Large IC. CMax.=-500mA Low VCE(sat).Ideal for low-voltage operation. Complements the 2SC4097. MAXIMUM RATINGS (TA=25 unless otherwise noted) Symbol Parameter Value UnitsDimensions in inches and (millimeters)VCBO Collector-Base Voltage -40 V VCEO Collector-Emitter Voltage -32 V VEBO Emitter-Base Voltage -5 V IC Collector Current -Continuous -500 mA PC Collector Power Dissipation 200 mW TJ Junction Temperature 150 Tstg Storage Temperature -55-150 ELECTRICAL CHARACTERISTICS (Tamb=25 unless otherwise specified) Parameter Symbol Test conditions MIN TYP MAX UNITCollector-base breakdown voltage V(BR)CBO IC=-100A,IE=0 -40 VCollector-emitter breakdown voltage V(BR)CEO IC=-1mA,IB=0 -32 VEmitter-base breakdown voltage V(BR)EBO IE=-100A,IC=0 -5 VCo