ktd2854.pdf datasheet:

SEMICONDUCTOR KTD2854TECHNICAL DATA EPITAXIAL PLANAR NPN TRANSISTORMICRO MOTOR DRIVE, HAMMER DRIVE APPLICATIONS.SWITCHING APPLICATIONS.B DPOWER AMPLIFIER APPLICATION.FEATURES DIM MILLIMETERSPHigh DC Current GainDEPTH:0.2A 7.20 MAX: hFE=2000(Min.) (VCE=2V, IC=1A) B 5.20 MAXCC 0.60 MAXSLow Saturation VoltageD 2.50 MAXQE 1.15 MAXK: VCE(sat)=1.5V(Max.) (IC=1A, IB=1mA)F 1.27G 1.70 MAXComplementary to KTB2234.H 0.55 MAXFF_J 14.00 + 0.50K 0.35 MINHH H_L 0.75 + 0.10E M 4MN 25MAXIMUM RATINGS (Ta=25 ) O 1.25L1 2 3HP 1.50CHARACTERISTIC SYMBOL RATING UNIT Q 0.10 MAXN N_R 12.50 + 0.501. EMITTERS 1.00VCBOCollector-Base Voltage 100 V2. COLLECTORVCEOCollector-Emitter Voltage 100 V3. BASEVEBOEmitter-Base Voltage 8 VTO-92LICDC 2Collector Current AICPPulse 3IBBase Current 0.5 A