ST57 Specs and Replacement
Type Designator: ST57
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.36 W
Maximum Collector-Base Voltage |Vcb|: 40 V
Maximum Collector-Emitter Voltage |Vce|: 30 V
Maximum Emitter-Base Voltage |Veb|: 5 V
Maximum Collector Current |Ic max|: 0.5 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Transition Frequency (ft): 250 MHz
Collector Capacitance (Cc): 8 pF
Forward Current Transfer Ratio (hFE), MIN: 60
Noise Figure, dB: -
ST57 Substitution
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ST57 datasheet
Discrete POWER & Signal Technologies ST5771-1 C TO-92 B E PNP Switching Transistor This device is designed for high speed saturated switching applications at currents to 100mA. Sourced from Process 65. See PN4258 for characteristics. Absolute Maximum Ratings* TA = 25 C unless otherwise noted Symbol Parameter Value Units VCEO Collector-Emitter Voltage 15 V V Collector-Base Voltage ... See More ⇒
Detailed specifications: ST42, ST4201, ST4202, ST4203, ST4204, ST44, ST502, ST54, TIP31, ST5771-1, ST5771-2, ST6008, ST6010, ST61, ST63, ST8033, ST8035
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