A157 Datasheet. Specs and Replacement

Type Designator: A157  📄📄 

Material of Transistor: Si

Polarity: NPN

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.3 W

Maximum Collector-Base Voltage |Vcb|: 50 V

Maximum Collector-Emitter Voltage |Vce|: 45 V

Maximum Emitter-Base Voltage |Veb|: 5 V

Maximum Collector Current |Ic max|: 0.1 A

Max. Operating Junction Temperature (Tj): 175 °C

Electrical Characteristics

Transition Frequency (ft): 150 MHz

Collector Capacitance (Cc): 5 pF

Forward Current Transfer Ratio (hFE), MIN: 125

Noise Figure, dB: -

Package: TO18

 A157 Substitution

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A157 datasheet

 0.1. Size:84K  philips

2pa1576.pdf pdf_icon

A157

2PA1576 PNP general-purpose transistor Rev. 06 17 November 2009 Product data sheet 1. Product profile 1.1 General description PNP transistor in a SOT323 (SC-70) plastic package. The NPN complement is 2PC4081. 1.2 Features Low current (max. 150 mA) Low voltage (max. 50 V) Low collector capacitance (typ. 2.5 pF) 1.3 Applications General-purpose switching and amplification 2. P... See More ⇒

 0.2. Size:21K  sanyo

2sa1575 2sc4080.pdf pdf_icon

A157

Ordering number EN3171 PNP/NPN Epitaxial Planar Silicon Transistors 2SA1575/2SC4080 High-Frequency Amplifier, Wide-Band Amplifier Applications Features Package Dimensions High fT. unit mm High breakdown voltage. 2038 Small reverse transfer capacitance and excellent [2SA1575/2SC4080] high-frequency characteristic. Adoption of FBET process. E Emitter C Collector... See More ⇒

 0.3. Size:49K  sanyo

2sa1572 2sc4067.pdf pdf_icon

A157

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 0.4. Size:47K  sanyo

2sa1574 2sc4070.pdf pdf_icon

A157

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Detailed specifications: 92PU45, 92PU45A, 92PU51, 92PU51A, 92PU55, 92PU56, 92PU57, 9400, 13007, A157A, A157B, A158, A158A, A158B, A158C, A159, A159B

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