KST4401 Overview
KST4401 KST4401 Switching Transistor 3 2 1 SOT-23 1. Units V V V nA nA 300 0.4 0.75 0.95 1.2 V V V V MHz pF ns ns VCE (sat) VBE (sat) fT Cob tON tOFF Collector-Emitter Saturation Voltage Base-Emitter Saturation Voltage Current Gain Bandwidth Product Output Capacitance Turn On Time Turn Off Time Pulse Test: Pulse Width≤300µs, Duty Cycle≤2% Marking 2X ©2002 Fairchild Semiconductor Corporation Rev.