UN421E Datasheet. Specs and Replacement

Type Designator: UN421E  📄📄 

Material of Transistor: Si

Polarity: Pre-Biased-NPN

Built in Bias Resistor R1 = 47 kOhm

Built in Bias Resistor R2 = 22 kOhm

Typical Resistor Ratio R1/R2 = 2.1

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.3 W

Maximum Collector-Base Voltage |Vcb|: 50 V

Maximum Collector-Emitter Voltage |Vce|: 50 V

Maximum Collector Current |Ic max|: 0.1 A

Max. Operating Junction Temperature (Tj): 150 °C

Electrical Characteristics

Transition Frequency (ft): 80 MHz

Forward Current Transfer Ratio (hFE), MIN: 60

Noise Figure, dB: -

Package: TO92S

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UN421E datasheet

 ..1. Size:540K  panasonic

 un4210q un4210r un4210s un4211 un4212 un4213 un4214 un4215q un4215r un4215s un4216q un4216r un4216s un4217q un4218 un4219 un421d un421e un421f un421k un421l.pdf pdf_icon

UN421E

Transistors with built-in Resistor UNR4211/4212/4213/4214/4215/4216/4217/ 4218/4219/4210/421D/421E/421F/421K/421L (UN4211/4212/4213/4214/4215/4216/4217/4218/4219/ 4210/421D/421E/421F/421K/421L) Unit mm 4.0 0.2 Silicon NPN epitaxial planer transistor For digital circuits Features Costs can be reduced through downsizing of the equipment and reduction of the number of parts. mark... See More ⇒

 9.1. Size:189K  blue-rocket-elect

 un4213.pdf pdf_icon

UN421E

UN4213(3RC4213) NPN /SILICON NPN DIGITAL TRANSISTOR Purpose Switching, inverter circuit, interface circuit and driver circuit applications. Features With built-in bias resistors, simplify circuit design, reduce a q... See More ⇒

Detailed specifications: UN4216R, UN4216S, UN4217Q, UN4217R, UN4217S, UN4218, UN4219, UN421D, D882P, UN421F, UN421L, UN421K, UN4221, UN4222, UN4223, UN4224, UN5210Q

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