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| (R) BU941/BU941P BU941PFI HIGH VOLTAGE IGNITION COIL DRIVER NPN POWER DARLINGTON s s s s s NPN DARLINGTON INTEGRATED ANTIPARALLEL COLLECTOR-EMITTER DIODE VERY RUGGED BIPOLAR TECHNOLOGY HIGH OPERATING JUNCTION TEMPERATURE WIDE RANGE OF PACKAGES TO-3 1 2 APPLICATIONS s HIGH RUGGEDNESS ELECTRONIC IGNITIONS 3 2 3 2 TO-218 1 ISOWATT218 1 INTERNAL SCHEMATIC DIAGRAM for TO-3 Emitter: pin 2 Base: pin1 Collector: tab ABSOLUTE MAXIMUM RATINGS Symbol V CES V CEO V EBO IC I CM IB I BM P t ot T stg Tj Parameter BU941 Collector-Emitter Voltage (VBE = 0) Collector-Emitter Voltage (IB = 0) Emitter-Base Voltage (IC = 0) Collector Current Collector Peak Current Base Current Base Peak Current Total Dissipation at Tc = 25 C Storage T emperature Max. O perating Junction Temperature o Value BU941P 500 400 5 15 30 1 5 180 -65 to 200 200 155 -65 to 175 175 65 -65 to 175 175 BUB941PFI Uni t V V V A A A A W o o C C 1/8 December 1999 BU941 / BU941P / BUB941PFI THERMAL DATA TO-3 R t hj-ca se Thermal Resistance Junction-case Max 0.97 TO-218 0.97 ISOW AT T218 2.3 o C/W ELECTRICAL CHARACTERISTICS (Tcase = 25 oC unless otherwise specified) Symb ol I CES I CEO I EBO Parameter Collector Cut-off Current (V BE = 0) Collector Cut-off Current (I B = 0) Emitter Cut-off Current (I C = 0) Test Cond ition s V CE = 500 V V CE = 500 V V CE = 450 V V CE = 450 V V EB = 5 V I C = 100 mA V Clamp = 400 V (See FIG .4) IC = 8 A I C = 10 A I C = 12 A IC = 8 A I C = 10 A I C = 12 A IC = 5 A L = 10 mH 400 Tj = 125 C Tj = 125 o C o Min. Typ . Max. 100 0.5 100 0.5 20 Un it A mA A mA mA V V CEO(sus ) Collector-Emitter Sustaining Voltage (I B = 0) V CE(sat ) Collector-Emitter Saturation Voltage Base-Emitt er Saturation Voltage DC Current Gain IB = 100 mA IB = 250 mA IB = 300 mA IB = 100 mA IB = 250 mA IB = 300 mA V CE = 10 V 300 1.6 1.8 2 2.2 2.5 2.7 V V V V V V V BE(s at) h F E VF Diode F orward Voltage I F = 10 A Functional T est (see fig. 1) V CC = 24 V L = 7 mH V CC = 12 V V BE = 0 L = 7 mH I B = 70 mA V Clamp = 400 V V Cl amp = 300 V R BE = 47 IC = 7 A 10 2.5 V A ts tf INDUCTIVE LO AD Storage Time Fall Time (see fig. 3) 15 0.5 s s Pulsed: Pulse duration = 300 s, duty cycle 1.5 % Safe Operating Area DC Current Gain 2/8 BU941 / BU941P / BUB941PFI DC Current Gain Collector-emitter Saturation Voltage Collector-emitter Saturation Voltage Base-emitter Saturation Voltage Switching Time Inductive Load (see fig.3) 3/8 BU941 / BU941P / BUB941PFI FIGURE 1: Functional Test Circuit FIGURE 2: Functional Test Waveforms FIGURE 3: Switching Time Test Circuit FIGURE 4: Sustaining Voltage Test Circuit 4/8 BU941 / BU941P / BUB941PFI TO-3 MECHANICAL DATA mm MIN. A B C D E G N P R U V 11.00 0.97 1.50 8.32 19.00 10.70 16.50 25.00 4.00 38.50 30.00 TYP. MAX. 13.10 1.15 1.65 8.92 20.00 11.10 17.20 26.00 4.09 39.30 30.30 MIN. 0.433 0.038 0.059 0.327 0.748 0.421 0.649 0.984 0.157 1.515 1.187 inch TYP. MAX. 0.516 0.045 0.065 0.351 0.787 0.437 0.677 1.023 0.161 1.547 1.193 DIM. P G A D C U V N O R B P003F E 5/8 BU941 / BU941P / BUB941PFI TO-218 (SOT-93) MECHANICAL DATA mm MIN. A C D E F G H L2 L3 L5 L6 R O - 4 3.95 31 12.2 4.1 - 0.157 0.5 1.1 10.8 14.7 - 18 4.15 0.155 1.220 0.480 0.161 4.7 1.17 2.5 0.78 1.3 11.1 15.2 16.2 0.019 0.043 0.425 0.578 - 0.708 0.163 TYP. MAX. 4.9 1.37 MIN. 0.185 0.046 0.098 0.030 0.051 0.437 0.598 0.637 inch TYP. MAX. 0.193 0.054 DIM. A C L5 L3 L2 L6 D E H F R 1 2 3 P025A 6/8 G BU941 / BU941P / BUB941PFI ISOWATT218 MECHANICAL DATA DIM. A C D D1 E F F2 F3 G H L L1 L2 L3 L4 L5 L6 N R DIA mm TYP. inch TYP. MIN. 5.35 3.30 2.90 1.88 0.75 1.05 1.50 1.90 10.80 15.80 20.80 19.10 22.80 40.50 4.85 20.25 2.1 MAX. 5.65 3.80 3.10 2.08 0.95 1.25 1.70 2.10 11.20 16.20 21.20 19.90 23.60 42.50 5.25 20.75 2.3 MIN. 0.211 0.130 0.114 0.074 0.030 0.041 0.059 0.075 0.425 0.622 0.819 0.752 0.898 1.594 0.191 0.797 0.083 MAX. 0.222 0.150 0.122 0.082 0.037 0.049 0.067 0.083 0.441 0.638 0.835 0.783 0.929 1.673 0.207 0.817 0.091 9 0.354 4.6 3.5 3.7 0.138 0.181 0.146 - Weight : 4.9 g (typ.) - Maximum Torque (applied to mounting flange) Recommended 0.8 Nm; Maximum: 1 Nm : - The side of the dissipator must be flat within 80 m P025C/A 7/8 BU941 / BU941P / BUB941PFI Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a trademark of STMicroelectronics (c) 1999 STMicroelectronics - Printed in Italy - All Rights Reserved STMicroelectronics GROUP OF COMPANIES Australia - Brazil - China - Finland - France - Germany - Hong Kong - India - Italy - Japan - Malaysia - Malta - Morocco Singapore - Spain - Sweden - Switzerland - United Kingdom - U.S.A. http://www.st.com . 8/8 |
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