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| UNISONIC TECHNOLOGIES CO., LTD BU931 NPN POWER DARLINGTON FEATURES * High operating junction temperature * High voltage ignition coil driver * Very rugged bipolar technology NPN SILICON TRANSISTOR 1 TO-3P INTERNAL SCHEMATIC DIAGRAM C B (1) (2) *Pb-free plating product number: BU931L E (3) ORDERING INFORMATION Order Number Normal Lead Free Plating BU931-T3P-K BU931L-T3P-K Package TO-3P Pin Assignment 1 2 3 B C E Packing Bulk BU931L-T3P-K (1)Packing Type (2)Package Type (3)Lead Plating (1) K: Bulk (2) T3P: TO-3P (3) L: Lead Free Plating, Blank: Pb/Sn www.unisonic.com.tw Copyright (c) 2005 Unisonic Technologies Co., Ltd 1 of 5 QW-R214-012,A BU931 ABSOLUTE MAXIMUM RATINGS (Ta=25 ) NPN SILICON TRANSISTOR PARAMETER SYMBOL RATINGS UNIT Collector-Emitter Voltage (VBE = 0) VCES 500 V Collector-Emitter Voltage (IB = 0) VCEO 400 V Emitter-Base Voltage (IC = 0) VEBO 5 V Collector Current IC 15 A Collector Peak Current ICM 30 A Base Current IB 1 A Base Peak Current IBM 5 A Total Dissipation (Tc = 25 ) PD 175 W Junction Temperature TJ +200 Storage Temperature TSTG -65 ~ +200 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. THERMAL DATA PARAMETER Thermal Resistance Junction-Case Max SYMBOL JC RATING 1.1 UNIT /W ELECTRICAL CHARACTERISTICS PARAMETER Collector Cut-off Current (IB = 0) Emitter Cut-off Current (IC = 0) Collector-Emitter Saturation Voltage(Note) SYMBOL ICEO IEBO VCE(SAT) TEST CONDITIONS VCE = 450 V VCE = 450 V, TJ = 125 VEB = 5 V IC = 7 A, IB = 70 mA IC = 8 A, IB = 100 mA IC = 10 A, IB = 250 mA IC = 7 A, IB = 70 mA IC = 8 A, IB = 100 mA IC = 10 A, IB = 250 mA IC = 5 A, VCE = 10 V IF = 10 A VCC = 24 V, Vclamp = 400 V L = 7 mH VCC = 12 V, Vclamp = 300 V L = 7 mH IC = 7 A, IB = 70 mA VBE = 0, RBE = 47 MIN TYP MAX UNIT 100 A 0.5 mA 20 mA 1.6 V 1.8 1.8 2.2 2.4 2.5 300 2.5 8 15 0.5 V A s s V V V V V Base-Emitter Saturation Voltage(Note) DC Current Gain Diode Forward Voltage Functional Test VBE(SAT) hFE VF Inductive Load Storage Time / Fall Time tS tF Note: Pulsed: Pulse duration = 300 s, duty cycle 1.5 % UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 5 QW-R214-012,A BU931 TEST CIRCUITS NPN SILICON TRANSISTOR 24V L=7mH VZ Driver and current limiting circuit 100 VD 12V 7mH T.U.T 0.22F VIN T.U.T 47 0.2 Vclamp Functional Test Circuit Switching Time Test Circuit UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 5 QW-R214-012,A BU931 TYPICAL CHARACTERISTICS Collector Emitter Saturation Voltage vs. Collector Current Collector-Emitter Saturation Voltage, VCE(SAT)(V) Collector-Emitter Saturation Voltage, VCE(SAT) (V) hFE=50 3 NPN SILICON TRANSISTOR Collector Emitter Saturation Voltage vs. Collector Current hFE=100 3 2 -40 125 0 1 2 4 6 25 2 25 1 -40 125 0 1 2 4 6 1 Collector Current IC (A) , Collector Current, I C (A) Base Emitter Saturation Voltage vs. Collector Current Base Emitter Saturation Voltage vs. Collector Current Base-Emitter Saturation Voltage, VBE(SAT) (V) Base-Emitter Saturation Voltage, VBE(SAT)(V) h FE=50 3 hFE=100 3 2 -40 25 2 -40 25 1 125 1 125 0 1 2 4 6 0 1 2 4 6 Collector Current IC (A) , DC Current Gain vs. Collector Current 8 6 Collector Current, IC (A) VCE=2V DC Current Gain, hFE 4 2 25 10 2 8 6 4 2 10 -1 10 2 4 6 8 1 2 4 68 Collector Current, IC (A) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 5 QW-R214-012,A BU931 NPN SILICON TRANSISTOR 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-R214-012,A |
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