C945LT1 NPN Transistors P b Lead(Pb)-Free 3 1 2 C945LT1=CR WEITRON http://www.weitron.com.tw C945LT1 ELECTRICAL CHARACTERISTICS (TA=25 C unless otherwise noted) (Countinued) Characteristics Min Typ Max hFE 130 - 400 - VCE(sat) - - 0.3 Vdc VBEF - - 1.4 V fT 150 - - MHz Symbol Unit ON CHARACTERISTICS DC Current Gain (IC=1 mAdc, VCE=6.0 Vdc) Collector-Emitter Saturation Voltage (IC=100 mAdc, IB=10mAdc) Base-Emitter Voltage (I E =310mA) Transition Frequence (IC=-10mAdc, VCE=6 Vdc,f=30 MHZ) CLASSIFICATION OF hFE Rank L H Range 130-200 200-400 WEITRON http://www.weitron.com.tw C945LT1 FIG1. Total Power Dissipation vs Ambient Temperature FIG.3 Collector Current vs Collector to Emitter Voltage FIG.4 Gain Bandwidth Product vs Emitter Current FIG.6 Collector and Bade Saturation Voltage vs Collector Current WEITRON http://www.weitron.com.tw FIG2. Collector Current vs Collector to Emitter Voltage FIG.5 DC Current Gain vs Collector Current FIG.7 DC Current Gain vs Collector Current C945LT1 SOT-23 Package Outline Dimensions Unit:mm Dim Min Max A 0.35 0.51 B 1.19 1.40 C 2.10 3.00 D 0.85 1.05 E 0.46 1.00 G 1.70 2.10 H 2.70 3.10 J 0.01 0.13 K 0.89 1.10 L 0.30 0.61 M 0.076 0.25 A B T OP V IE W E G C D H K J WEITRON http://www.weitron.com.tw L M