2SA1955F TOSHIBA Transistor Silicon PNP Epitaxial Type (PCT process) 2SA1955F General Purpose Amplifier Applications Switching and Muting Switch Application • Unit: mm Low saturation voltage: VCE (sat) (1) = −15 mV (typ.) @IC = −10 mA/IB = −0.5 mA • Large collector current: IC = −400 mA (max) Maximum Ratings (Ta = 25°C) Characteristics Symbol Rating Unit Collector-base voltage VCBO −15 V Collector-emitter voltage VCEO −12 V Emitter-base voltage VEBO −5 V Collector current IC −400 mA Base current IB −50 mA Collector power dissipation PC 100 mW Junction temperature Storage temperature range Tj 125 °C Tstg −55~125 °C 1.BASE 2.EMITTER 3.COLLECTOR JEDEC ― JEITA ― TOSHIBA 2-2HA1A Weight: 2.3 mg (typ.) Marking Type Name hFE Rank GA 1 2005-01-14 2SA1955F Electrical Characteristics (Ta = 25°C) Characteristics Symbol Test Condition Min Typ. Max Unit Collector cut-off current ICBO VCB = −15 V, IE = 0 ⎯ ⎯ −0.1 µA Emitter cut-off current IEBO VEB = −5 V, IC = 0 ⎯ ⎯ −0.1 µA hFE (Note) VCE = −2 V, IC = −10 mA DC current gain Collector-emitter saturation voltage Base-emitter saturation voltage Transition frequency 300 ⎯ 1000 VCE (sat) (1) IC = −10 mA, IB = −0.5 mA ⎯ −15 −30 VCE (sat) (2) IC = −200 mA, IB = −10 mA ⎯ −110 −250 VBE (sat) IC = −200 mA, IB = −10 mA ⎯ −0.87 −1.2 V VCE = −2 V, IC = −10 mA 80 130 ⎯ MHz fT mV Collector output capacitance Cob VCB = −10 V, IE = 0, f = 1 MHz ⎯ 4.2 ⎯ pF Collector-emitter on resistance Ron IB = −1 mA, Vin = −1 Vrms, f = 1 kHz ⎯ 0.9 ⎯ Ω Switching time Turn-on time ton ⎯ 40 ⎯ Storage time tstg ⎯ 280 ⎯ ⎯ 65 ⎯ Fall time Note: hFE classification tf ns IB1 = −IB2 = 5 mA A: 300~600, B: 500~1000 2 2005-01-14 2SA1955F IC - VCE hFE - IC 10000 -6 -5 COMMON EMITTER VCE=-2V -4 -0.4 DC CURRENT GAIN hFE COLLECTOR CURRENT IC (A) -0.5 -3 -0.3 -2 -0.2 -1 -0.1 IB=-0.5mA COMMON EMITTER Ta = 25℃ Ta=100℃ 1000 -0.0 Ta=25℃ Ta=-25℃ 100 10 -0 -1 -2 -3 -4 -5 -0.1 COMMON EMITTER IC/IB=20 Ta=100℃ Ta=-25℃ -10 Ta=25℃ -1 -1000 COMMON EMITTER IC/IB=20 Ta=25℃ -1 -0.1- -0.1 -1 -10 -100 -1000 -0.1 COLLECTOR CURRENT IC (A) COLLECTOR OUTPUT CAPACITNCE Cob (pF) Ta=100℃ Ta=-25℃ Ta=25℃ COMMON EMITTER VCE=-2V -1 0 -0.4 -0.8 -10 -1.2 -100 -1000 Cob - VCB 100 -100 -10 -1 COLLECTOR CURRENT IC (A) IC - VBE -1000 COLLECTOR CURRENT IC (mA) -100 VBE(sat) - IC -10 BASES-EMITTER SATURATION VOLTAGE VBE(sat.) (V) COLLETOR EMITTER SATURATION VOLTAGE VCE(sat.) (mV) VCE(sat) - IC -100 -10 COLLECTOR CURRENT IC (A) COLLECTOR-EMITTER VOLTAGE VCE(V) -1000 -1 -1.6 IE=0 f=1MHz Ta=25℃ 10 1 -0.1 -1 -10 -100 COLLECTOR-BASE VOLTAGE VCB(V) BASE-EMITTER VOLTAGE VBE(V) 3 2005-01-14 2SA1955F COLLECTOR POWER DISSIPATION Pc (mW) PC – Ta 125 100 75 50 25 00 25 50 75 100 125 AMBIENT TEMPERATURE Ta 150 175 (°C) 4 2005-01-14 2SA1955F 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. 5 2005-01-14