2N2221 Specs and Replacement
Type Designator: 2N2221
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.5 W
Maximum Collector-Base Voltage |Vcb|: 60 V
Maximum Collector-Emitter Voltage |Vce|: 30 V
Maximum Emitter-Base Voltage |Veb|: 5 V
Maximum Collector Current |Ic max|: 0.8 A
Max. Operating Junction Temperature (Tj): 175 °C
Electrical Characteristics
Transition Frequency (ft): 250 MHz
Collector Capacitance (Cc): 8 pF
Forward Current Transfer Ratio (hFE), MIN: 40
Noise Figure, dB: -
Package: TO18
2N2221 Substitution
2N2221 datasheet
2n2221.pdf
2N2221 Dimensions in mm (inches). Bipolar NPN Device in a 5.84 (0.230) 5.31 (0.209) Hermetically sealed TO18 4.95 (0.195) 4.52 (0.178) Metal Package. Bipolar NPN Device. VCEO = 30V 0.48 (0.019) 0.41 (0.016) dia. IC = 0.8A 2.54 (0.100) All Semelab hermetically sealed products Nom. can be processed in accordance with the requirements of BS, CECC and JAN, JANTX, JAN... See More ⇒
2n2221 2.pdf
Continental Device India Limited An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company NPN SILICON PLANAR SWITCHING TRANSISTORS 2N2221 2N2222 TO-18 Metal Can Package Switching and Linear Application DC and VHF Amplifier Applications ABSOLUTE MAXIMUM RATINGS (Ta=25 C unless specified otherwise) DESCRIPTION SYMBOL 2N2221, 22 UNIT VCEO Collector Emitter Voltage 30 V VCBO Collector... See More ⇒
2n2218-2n2219-2n2221-2n2222.pdf
2N2218-2N2219 2N2221-2N2222 HIGH-SPEED SWITCHES DESCRIPTION The 2N2218, 2N2219, 2N2221 and 2N2222 are sili- con planar epitaxial NPN transistors in Jedec TO-39 (for 2N2218 and 2N2219) and in Jedec TO-18 (for 2N2221 and 2N2222) metal cases. They are designed for high-speed switching applications at collector currents up to 500 mA, and feature use- ful current gain over a wide range of ... See More ⇒
2n2221a 2n2222a.pdf
DATA SHEET 2N2221A 2N2222A NPN SILICON TRANSISTOR JEDEC TO-18 CASE DESCRIPTION The CENTRAL SEMICONDUCTOR 2N2221A, 2N2222A types are Silicon NPN Planar Epitaxial Transistors designed for small signal general purpose and switching applications. MAXIMUM RATINGS (TA=25 C) SYMBOL UNITS Collector-Base Voltage VCBO 75 V Collector-Emitter Voltage VCEO 40 V Emitter-Base Voltage ... See More ⇒
Detailed specifications: 2N2219A , 2N2219AL , 2N2219AQF , 2N2219AS , 2N2219S , 2N222 , 2N2220 , 2N2220A , 2SC2655 , 2N2221A , 2N2221ACSM , 2N2221ADCSM , 2N2221CSM , 2N2221DCSM , 2N2222 , 2N2222A , 2N2222ACSM .
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