F121 Specs and Replacement

Type Designator: F121

Material of Transistor: Si

Polarity: NPN

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 85 W

Maximum Collector-Base Voltage |Vcb|: 55 V

Maximum Collector-Emitter Voltage |Vce|: 55 V

Maximum Collector Current |Ic max|: 4 A

Max. Operating Junction Temperature (Tj): 100 °C

Electrical Characteristics

Transition Frequency (ft): 1 MHz

Forward Current Transfer Ratio (hFE), MIN: 10

Noise Figure, dB: -

Package: TO53

 F121 Substitution

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F121 datasheet

 0.1. Size:415K  philips

bf1211 r wr.pdf pdf_icon

F121

DISCRETE SEMICONDUCTORS DATA SHEET BF1211; BF1211R; BF1211WR N-channel dual-gate MOS-FETs Product specification 2003 Dec 16 NXP Semiconductors Product specification BF1211; BF1211R; N-channel dual-gate MOS-FETs BF1211WR FEATURES PINNING Short channel transistor with high forward transfer PIN DESCRIPTION admittance to input capacitance ratio 1source Low noise gain contr... See More ⇒

 0.2. Size:252K  philips

bf1210.pdf pdf_icon

F121

BF1210 Dual N-channel dual gate MOSFET Rev. 01 25 October 2006 Product data sheet 1. Product profile 1.1 General description The BF1210 is a combination of two dual gate MOSFET amplifiers with shared source and gate2 leads. The source and substrate are interconnected. Internal bias circuits enable DC stabilization and a very good cross modulation performance during AGC. Integrated ... See More ⇒

 0.3. Size:262K  philips

bf1215.pdf pdf_icon

F121

BF1215 Dual N-channel dual gate MOSFET Rev. 01 6 May 2010 Product data sheet 1. Product profile 1.1 General description The BF1215 is a combination of two dual gate MOSFET amplifiers with shared source lead, shared gate2 lead and an integrated switch. The source and substrate are interconnected. Internal bias circuits enable DC stabilization and a very good cross modulation perfor... See More ⇒

 0.4. Size:672K  philips

bf1218.pdf pdf_icon

F121

BF1218 Dual N-channel dual gate MOSFET Rev. 01 14 April 2010 Product data sheet 1. Product profile 1.1 General description The BF1218 is a combination of two dual gate MOSFET amplifiers with shared source and gate2 leads and an integrated switch. The integrated switch is operated by the gate1 bias of amplifier B. The source and substrate are interconnected. Internal bias circuits ... See More ⇒

Detailed specifications: F117, F117A, F118, F118A, F119, F119A, F120, F120A, 2N2907, F121A, F122, F122A, F123, F123A, F124, F124A, F2

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