2SC4681 TOSHIBA Transistor Silicon NPN Epitaxial Type 2SC4681 Strobe Flash Applications Medium Power Amplifier Applications • Unit: mm Excellent hFE linearity : hFE (1) = 200 to 600 (VCE = 2 V, IC = 0.5 A) : hFE (2) = 140 (min), 200 (typ.) (VCE = 2 V, IC = 3 A) • Low collector saturation voltage : VCE (sat) = 0.5 V (max) (IC = 3 A, IB = 60 mA) • Complementary to 2SA1802 Maximum Ratings (Ta = 25°C) Characteristics Symbol Collector-base voltage Collector-emitter voltage Emitter-base voltage DC Collector current Pulse (Note) Base current Collector power dissipation Ta = 25°C Tc = 25°C Junction temperature Storage temperature range Rating Unit VCBO 30 V VCES 30 VCEO 10 VEBO 6 IC 3 ICP 6 IB 0.5 PC 1.0 10 V V A A JEDEC ― JEITA ― TOSHIBA W Tj 150 °C Tstg −55 to 150 °C 2-7B1A Weight: 0.36 g (typ.) Note: Pulse test: Pulse width = 10 ms (max), duty cycle = 30% (max) 1 2005-02-01 2SC4681 Electrical Characteristics (Ta = 25°C) Characteristics Symbol Test Condition Min Typ. Max Unit Collector cut-off current ICBO VCB = 30 V, IE = 0 ― ― 100 nA Emitter cut-off current IEBO VEB = 6 V, IC = 0 ― ― 100 nA V Collector-emitter breakdown voltage DC current gain Collector-emitter saturation voltage VCEO IC = 10 mA, IB = 0 10 ― ― hFE (1) VCE = 20 V, IC = 0.5 A 200 ― 600 hFE (2) VCE = 2 V, IC = 3 A 140 200 ― VCE (sat) IC = 3 A, IB = 60 mA ― 0.33 0.5 V Base-emitter voltage VBE VCE = 2 V, IC = 3 A ― 0.92 1.2 V Transition frequency fT VCE = 2 V, IC = 0.5 A ― 150 ― MHz VCB = 10 V, IE = 0, f = 1 MHz ― 27 ― pF Collector output capacitance Cob Marking C4681 Part No. (or abbreviation code) Lot No. A line indicates lead (Pb)-free package or lead (Pb)-free finish. 2 2005-02-01 2SC4681 RESTRICTIONS ON PRODUCT USE 030619EAA • The information contained herein is subject to change without notice. • The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by TOSHIBA for any infringements of patents or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of TOSHIBA or others. • TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such TOSHIBA products could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and conditions set forth in the “Handling Guide for Semiconductor Devices,” or “TOSHIBA Semiconductor Reliability Handbook” etc.. • The TOSHIBA products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). These TOSHIBA products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or bodily injury (“Unintended Usage”). Unintended Usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in this document shall be made at the customer’s own risk. • TOSHIBA products should not be embedded to the downstream products which are prohibited to be produced and sold, under any law and regulations. 3 2005-02-01