BC549

DC COMPONENTS CO., LTD. R DISCRETE SEMICONDUCTORS BC548 BC549 TECHNICAL SPECIFICATIONS OF NPN EPITAXIAL PLANAR TRANSISTOR Description Designed for use in drive stage of audio amplifiers. TO-92 Pinning 1 = Collector 2 = Base 3 = Emitter .190(4.83) .170(4.33) .190(4.83) .170(4.33) 2 Typ 2 Typ o o Absolute Maximum Ratings(TA=25oC) Characteristic Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current Total Power Dissipation Junction Temperature Storage Temperature Symbol VCBO VCEO VEBO IC PD TJ TSTG Rating 30 30 5 100 500 +150 -55 to +150 Unit V V V mA mW o o .500 Min (12.70) .022(0.56) .014(0.36) .100 Typ (2.54) .148(3.76) .132(3.36) .022(0.56) .014(0.36) .050 Typ (1.27) 321 C .050 o o 5 Typ. 5 Typ. (1.27) Typ Dimensions in inches and (millimeters) C Electrical Characteristics o Characteristic (Ratings at 25 C ambient temperature unless otherwise specified) Symbol BVCBO BVCEO BVEBO ICBO (1) Min 30 30 5 0.58 110 2% Typ 0.2 0.9 300 3.5 2 1.4 Max 15 0.6 1.1 0.7 0.77 800 6 10 4 Unit V V V nA V V V V MHz pF dB Test Conditions IC=100µA, IE=0 IC=1mA, IB=0 IE=100µA, IC=0 VCB=30V, IE=0 IC=100mA, IB=5mA IC=100mA, IB=5mA IC=2mA, VCE=5V IC=10mA, VCE=5V IC=2mA, VCE=5V IC=10mA, VCE=5V, f=100MHz VCB=10V, f=1MHz, IE=0 VCE=-5V, IC=-200µA, f=1KHz, RS=2KΩ, B=200Hz Collector-Base Breakdown Volatge Collector-Emitter Breakdown Volatge Emitter-Base Breakdown Volatge Collector Cutoff Current Collector-Emitter Saturation Voltage Base-Emitter Saturation Voltage(1) Base-Emitter On Voltage(1) DC Current Gain(1) Transition Frequency Output Capacitance Noise Figure (1)Pulse Test: Pulse Width BC548 BC549 VCE(sat) VBE(sat) VBE(on)1 VBE(on)2 hFE fT Cob NF 380µs, Duty Cycle Classification of hFE Rank Range A 110~220 B 200~450 C 420~800