KCR401T

SEMICONDUCTOR www.DataSheet4U.com KCR401T Constant-Current LED Driver Transistor TECHNICAL DATA LED Drive Application. FEATURES Supplies stable bias current even at low battery voltage. Ideal for stabilizing bias current of LEDs. Negative temperature coefficient protects LEDs against thermal overload. G A F 1 6 K E B K 2 5 4 D DIM A B C D E F G H I 3 MILLIMETERS _ 0.2 2.9 + 1.6+0.2/-0.1 _ 0.05 0.70 + _ 0.1 0.4 + 2.8+0.2/-0.3 _ 0.2 1.9 + 0.95 _ 0.05 0.16 + 0.00-0.10 0.25+0.25/-0.15 0.60 0.55 G EQUIVALENT CIRCUIT 6 5 4 MARKING C L J K L J J H I 6 5 4 Lot No. Type Name A C 1 2 3 1. GND 2. Output Current 3. Output Current 4. Source Voltage 5. Output Current 6. Rext TS6 1 2 3 MAXIMUM RATING (Ta=25 ) SYMBOL VS IO VO VR PD* Tj Tstg 0.8§® ) RATING 40 65 38 0.5 900 150 -55 150 UNIT V mA V V mW CHARACTERISTIC Source Voltage Output Current Output Voltage Reverse Voltage Between All Terminals Power Dissipation Junction Temperature Storage Temperature Range *Package mounted on a ceramic board (600§±¡¿ 2009. 7. 7 Revision No : 0 1/3 KCR401T www.DataSheet4U.com ELECTRICAL CHARACTERISTICS (Ta=25 ) CHARACTERISTIC Collector-Emitter Breakdown Voltage Supply Current DC Current Gain Internal Resistor Output Current Voltage Drop (VS-VE) Lowest Sufficient Battery Voltage Overhead Output Current Change Versus Ta Output Current Change Versus VS SYMBOL BVCEO IS hFE Rint IO VDrop VSmin IO/IO IO/IO TEST CONDITION IC=1mA, IB=0 VS=10V IC=50mA, VCE=1V IRint=10mA VS=10V, VOUT=...