UNISONIC TECHNOLOGIES CO., LTD BU941Z NPN SILICON TRANSISTOR NPN POWER DARLINGTON HIGH VOLTAGE IGNITION COIL DRIVER FEATURES * NPN Darlington * Integrated antiparallel collector-emitter diode APPLICATIONS * High ruggedness electric ignitions INTERNAL SCHEMATIC DIAGRAM (2) C B(1) (3) E ORDERING INFORMATION Ordering Number Package Lead Free Halogen Free BU941ZL-T3P-T BU941ZG-T3P-T TO-3P BU941ZL-TA3-T BU941ZG-TA3-T TO-220 BU941ZL-TQ2-T BU941ZG-TQ2-T TO-263 BU941ZL-TQ2-R BU941ZG-TQ2-R TO-263 Note: Pin assignment: E: Emitter B: Base C: Collector Pin Assignment 1 2 3 B C E B C E B C E B C E Packing Tube Tube Tube Tape Reel MARKING www.unisonic.com.tw Copyright © 2015 Unisonic Technologies Co., Ltd 1 of 5 QW-R214-022.E BU941Z NPN SILICON TRANSISTOR ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL RATINGS UNIT Collector-Emitter Voltage VCEO 350 V Emitter-Base Voltage VEBO 5 V Collector Current IC 15 A Collector Peak Current ICM 30 A Base Current IB 1 A Base Peak Current IBM 5 W Total Power Dissipation TO-3P 155 W PD (TC=25C) 150 W TO-220/TO263 Junction Temperature TJ +175 C Storage Temperature TSTG -65 ~ +175 C Note Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. ELECTRICAL CHARACTERISTICS (Tc=25C, unless otherwise specified) PARAMETER Clamping Voltage SYMBOL TEST CONDITIONS VCL* IC=10mA VCE=300V Collector Cut-Off Current ICEO VCE=300V, TJ=125C Emitter Cut-off Current IEBO VEB=5V, IC=0 IC=8A, IB=100mA Collector-Emitter Saturation VCE(SAT)* IC=10A, IB=250mA Voltage IC=12A, IB=300mA IC=8A, IB=100mA Base-Emitter Saturation Voltage VBE(SAT)* IC=10A, IB=250mA IC=12A, IB=300mA DC Current Gain hFE* VCE=10V, IC=5A Diode Forward Voltage VF IF=10A VCC=24V, VCLAMP=400V, L=7mH Functional Test (see Functional Test Circuit) V CC=12V, VCLAMP=300V, VBE=0, Fall Time tF RBE=47Ω, L=7mH, IC=7A, IB=70mA Storage Time tS (see Fig.1) *Pulsed: Pulse duration=300μs, duty cycle 1.5% UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MIN 350 TYP MAX 500 100 0.5 20 1.6 1.8 2 2.2 2.5 2.7 UNIT V μA mA mA 2.5 V V V 300 10 A 0.5 15 μs 2 of 5 QW-R214-022.E BU941Z NPN SILICON TRANSISTOR FUNCTION TEST CIRCUIT UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 5 QW-R214-022.E BU941Z TYPICAL CHARACTERISTICS DC Current Gain DC Current Gain 8 6 VCE=2V 8 6 DC Current Gain, hFE DC Current Gain, hFE 2 2 103 8 6 125°C 4 2 -40°C 2 10 VCE=10V 4 4 8 6 103 8 6 2 2 2 6 8 2 1 Collector Current, IC(A) 4 6 TC=25°C 8 6 4 4 -40°C 102 4 2 125°C 4 TC=25°C 101 10-1 101 10-1 8 2 Collector-emitter Saturation Voltage, VCE(SAT) (V) 4.0 3.5 2.5 10A 8 1.5 0.5 6 4 2 1 0 50 4 2 1 Collector Current, IC (A) 100 150 Base Current, IB (mA) 1.4 4 8 6 hFE=100 1.2 1 -40°C 0.8 0.6 125°C TC=25°C 0.4 0.2 0 200 2 1 4 6 8 10 12 Collector Current, Ic (mA) Switching Time Base-Emitter Saturation Voltage 2.4 8 6 Collctor-Emitter Saturation Voltage Collector-Emitter Saturation Voltage Collector-emitter Saturation Voltage, VCE(SAT) (V) NPN SILICON TRANSISTOR hFE=100 VCLAMP=300V, VCC=12V, hFE=100, RBE=47Ω, L=7mH, TC=25°C 2.2 10 2 ts 1.8 -40°C 1.6 Tc=25°C 1 1.4 tf 125°C 1.2 0 1 2 4 6 8 10 Collector Current, IC(A) 12 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 10-1 1 2 4 6 8 10 Collector Current, IC(A) 12 4 of 5 QW-R214-022.E BU941Z NPN SILICON TRANSISTOR TYPICAL CHARACTERISTICS(Cont.) Safe Operating Area 4 PULSE OPERATION * IC MAX PULSED 10µs Collector Current, IC (A) 2 1018 6 4 IC MAX CONT 100µs 2 1008 1ms 6 4 10ms 2 10-1 8 6 4 2 10-2 100 * For single non repelitive pulse 2 4 6 8 101 2 D.C. 4 6 8 102 2 4 6 8 Collector-Emitter Voltage, VCE (V) UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 of 5 QW-R214-022.E