BD243B/BD243C BD244B/BD244C COMPLEMENTARY SILICON POWER TRANSISTORS ■ STMicroelectronics PREFERRED SALESTYPES DESCRIPTION The BD243B and BD243C are silicon Epitaxial-Base NPN transistors mounted in Jedec TO-220 plastic package. They are inteded for use in medium power linear and switching applications. The complementary PNP types are BD244B and BD244C respectively. 1 2 3 TO-220 INTERNAL SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Uni t NPN BD243B BD243C PNP BD244B BD244C 100 V 100 V V CBO Collector-Base Voltage (IE = 0) 80 V CEO Collector-Emitter Voltage (IB = 0) 80 V EBO Emitter-Base Voltage (IC = 0) 5 V Collector Current 6 A 10 A 2 A IC I CM IB Collector Peak Current Base Current o P t ot Total Dissipation at Tc ≤ 25 C T stg Storage T emperature Tj Max. O perating Junction Temperature 65 W -65 to 150 o C 150 o C For PNP types voltage and current values are negative. September 1999 1/4 BD243B / BD243C / BD244B / BD244C THERMAL DATA R t hj-ca se R t hj- amb Thermal Resistance Junction-case Thermal Resistance Junction-ambient Max Max o 1.92 62.5 o C/W C/W ELECTRICAL CHARACTERISTICS (Tcase = 25 oC unless otherwise specified) Symb ol Max. Un it I CES Collector Cut-off Current (V BE = 0) Parameter V CE = rated V CEO 0.4 mA I CEO Collector Cut-off Current (I B = 0) V CE = 60 V 0.7 mA I EBO Emitter Cut-off Current (I C = 0) V EB = 5 V 1 mA V CEO(sus )∗ Collector-Emitter Sustaining Voltage (I B = 0) V CE(sat )∗ Test Cond ition s I C = 30 mA for BD243B/BD244B for BD243C/BD244C Collector-Emitter Saturation Voltage IC = 6 A IB = 1 A V BE ∗ Base-Emitt er Voltage IC = 6 A V CE = 4 V h F E∗ DC Current Gain I C = 0.3 A IC = 3 A V CE = 4 V V CE = 4 V Small Signal Current Gain I C = 0.5 A I C = 0.5 A V CE = 10 V V CE = 10 V h fe ∗ Pulsed: Pulse duration = 300 µs, duty cycle ≤ 2 % For PNP types voltage and current values are negative. Safe Operating Area 2/4 Min. Typ . 80 100 30 15 f = 1MHz f = 1KHz 3 20 V V 1.5 V 2 V BD243B / BD243C / BD244B / BD244C TO-220 MECHANICAL DATA mm DIM. MIN. MAX. MIN. A 4.40 4.60 0.173 0.181 C 1.23 1.32 0.048 0.051 D 2.40 2.72 0.094 D1 TYP. inch 1.27 TYP. MAX. 0.107 0.050 E 0.49 0.70 0.019 0.027 F 0.61 0.88 0.024 0.034 F1 1.14 1.70 0.044 0.067 F2 1.14 1.70 0.044 0.067 G 4.95 5.15 0.194 0.203 G1 2.4 2.7 0.094 0.106 H2 10.0 10.40 0.393 L2 16.4 0.409 0.645 L4 13.0 14.0 0.511 0.551 L5 2.65 2.95 0.104 0.116 L6 15.25 15.75 0.600 0.620 L7 6.2 6.6 0.244 0.260 L9 3.5 3.93 0.137 0.154 DIA. 3.75 3.85 0.147 0.151 P011C 3/4 BD243B / BD243C / BD244B / BD244C 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 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 . 4/4