Electrical Characteristics (Cont’d): (TA = +25C unless otherwise specified) ParameterSymbolTest ConditionsMin Typ MaxUnitSmall−Signal Characteristics Current Gain−Bandwidth Product fT IC = 500A, VCE = 5V, f = 20MHz 30 − − MHz Collector−Base Capacitance Ccb VCB = 5V, IE = 0, f = 1MHz − − 4 pF Small−Signal Current Gain hfe IC = 1mA, VCE = 5V, f = 1kHz 250 − 900 Noise Figure NF IC = 20A, VCE = 5V, f = 1kHz, − − 2 dB RS = 22k, f = 1kHz IC = 20A, VCE = 5V, f = 1kHz, − − 3 dB RS = 10k, f = 1kHz .135 (3.45) Min .210 (5.33) Max Seating Plane .500 .021 (.445) Dia Max (12.7) Min E B C .100 (2.54) .050 (1.27) .165 (4.2) Max .105 (2.67) Max .205 (5.2) Max .105 (2.67) Max