KST51 Datasheet. Specs and Replacement

Type Designator: KST51

SMD Transistor Code: AS2

Material of Transistor: Si

Polarity: NPN

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 1.3 W

Maximum Collector-Base Voltage |Vcb|: 80 V

Maximum Collector-Emitter Voltage |Vce|: 60 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): 200 MHz

Forward Current Transfer Ratio (hFE), MIN: 1000

Noise Figure, dB: -

Package: SOT-89

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KST51 datasheet

 ..1. Size:42K  kexin

 kst51.pdf pdf_icon

KST51

SMD Type Transistors NPN Darlington Transistors KST50; KST51; KST52 (BST50; BST51; BST52) SOT-89 Unit mm +0.1 Features 4.50+0.1 1.50-0.1 -0.1 1.80+0.1 -0.1 High current (max. 0.5 A) Low voltage (max. 80 V) Integrated diode and resistor. +0.1 +0.1 0.48-0.1 0.53+0.1 0.44-0.1 -0.1 1. Base 3.00+0.1 -0.1 2. Collector 3. Emiitter Absolute Maximum Ratings Ta = 25 Parameter Symbo... See More ⇒

 0.1. Size:44K  fairchild semi

 kst5179.pdf pdf_icon

KST51

KST5179 RF Amplifier Transistor 3 2 SOT-23 1 1. Base 2. Emitter 3. Collector NPN Epitaxial Silicon Transistor Absolute Maximum Ratings Ta=25 C unless otherwise noted Symbol Parameter Value Units VCBO Collector-Base Voltage 20 V VCEO Collector-Emitter Voltage 12 V VEBO Emitter-Base Voltage 2.5 V IC Collector Current 50 mA PC Collector Power Dissipation (Ta=25 C) 350 mW Derate a... See More ⇒

 0.2. Size:19K  samsung

 kst5179.pdf pdf_icon

KST51

KST5179 NPN EPITAXIAL SILICON TRANSISTOR RF AMPLIFIER TRANSISTOR SOT-23 ABSOLUTE MAXIMUM RATINGS (T =25 ) A Characteristic Symbol Rating Unit Collector-Base Voltage VCBO 20 V Collector-Emitter Voltage VCEO 12 V Emitter-Base Voltage VEBO V 2.5 Collector Current IC mA 50 mW Collector Dissipation (TA=25 ) PC 350 mW/ Derate above 25 2.8 Junction Temperature TJ 150 Storage Tem... See More ⇒

Detailed specifications: FMBT5401LG, GCA1943T, GMA6801, GMC6802, KSR16, KSR16-HF, KSS1C200LT1G, KST50, TIP120, KST52, KSU13003E, KSU13003ER, KSU13003HR, KSU13005A, KT9128AC, KT9147A, L14D1

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