2SA1972 Specs and Replacement
Type Designator: 2SA1972
Material of Transistor: Si
Polarity: PNP
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.9 W
Maximum Collector-Base Voltage |Vcb|: 400 V
Maximum Collector-Emitter Voltage |Vce|: 400 V
Maximum Emitter-Base Voltage |Veb|: 7 V
Maximum Collector Current |Ic max|: 0.5 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Transition Frequency (ft): 35 MHz
Collector Capacitance (Cc): 18 pF
Forward Current Transfer Ratio (hFE), MIN: 140
Noise Figure, dB: -
Package: LSTM
- BJT ⓘ Cross-Reference Search
2SA1972 datasheet
8.2. Size:44K sanyo
2sa1973 2sc5310.pdf 
Ordering number ENN5613 PNP/NPN Epitaxial Planar Silicon Transistors 2SA1973/2SC5310 DC/DC Converter Applications Features Package Dimensions Adoption of FBET, MBIT processes. unit mm Large current capacitance. 2018B Low collector-to-emitter saturation voltage. [2SA1973/2SC5310] High-speed switching. 0.4 Ultrasmall package facilitates miniaturization in end 0.16... See More ⇒
8.3. Size:60K nec
2sa1978.pdf
DATA SHEET PRELIMINARY DATA SHEET Silicon Transistor 2SA1978 PNP EPITAXIAL SILICON TRANSISTOR MICROWAVE AMPLIFIER FEATURES PACKAGE DIMENSIONS High f (in milimeters) T _ 2.8+0.2 f = 5.5 GHz TYP. T +0.1 S 2 = 10.0 dB TYP. @f = 1.0 GHz, V = -10 V, I = -15 mA 1.5 0.65 0.15 21e CE C High speed switching characteristics Equivalent NPN transistor is the 2SC2... See More ⇒
8.4. Size:58K nec
2sa1977.pdf
DATA SHEET PRELIMINARY DATA SHEET Silicon Transistor 2SA1977 PNP EPITAXIAL SILICON TRANSISTOR MICROWAVE AMPLIFIER FEATURES PACKAGE DIMENSION (in millimeters) _ 2.8+0.2 High f T +0.1 f = 8.5 GHz TYP. T 1.5 0.65 0.15 High gain S 2 = 12.0 dB TYP. @f = 1.0 GHz, V = -8 V, I = -20 mA 21e CE C High-speed switching characterstics 2 Equivalent NPN transistor... See More ⇒
8.5. Size:223K auk
2sa1979uf.pdf
2SA1979UF PNP Silicon Transistor Description PIN Connection Medium power amplifier 3 Features Large collector current IC=-500mA 1 Suitable for low-Voltage operation 2 because of its low saturation voltage Complementary pair with 2SC5342UF SOT-323F Ordering Information Type NO. Marking Package Code A 2SA1979UF SOT-323F Dev... See More ⇒
8.7. Size:271K auk
2sa1979u.pdf
2SA1979U PNP Silicon Transistor Description PIN Connection Medium power amplifier Features 3 Large collector current ICMax=-500mA Suitable for low-Voltage operation 1 2 because of its low saturation voltage Complementary pair with 2SC5342U SOT-323 Ordering Information Type NO. Marking Package Code A 2SA1979U SOT-323 ... See More ⇒
8.8. Size:233K auk
2sa1979n.pdf
2SA1979N Semiconductor Semiconductor PNP Silicon Transistor Description Medium power amplifier Features Large collector current IC = -500mA Low collector saturation voltage enabling low-voltage operation VCE(sat) = -0.25 Max. Complementary pair with 2SC5342N Ordering Information Type NO. Marking Package Code 2SA1979N A1979 TO-92N Outline Dimensio... See More ⇒
8.9. Size:236K auk
2sa1979m.pdf
2SA1979M Semiconductor Semiconductor PNP Silicon Transistor Description Medium power amplifier Features Large collector current ICMax=-500mA Suitable for low-Voltage operation because of its low saturation voltage Complementary pair with 2SC5342M Ordering Information Type NO. Marking Package Code 2SA1979M 1979 TO-92M Outline Dimensions unit mm ... See More ⇒
8.10. Size:225K auk
2sa1979.pdf
2SA1979 Semiconductor Semiconductor PNP Silicon Transistor Description PIN Connection Medium power amplifier E Features B Large collector current ICMax=-500mA Suitable for low-Voltage operation because of its low saturation voltage C Complementary pair with 2SC5342 TO-92 Ordering Information Type NO. Marking Package Code 2SA1979 A1979 TO-92... See More ⇒
8.12. Size:694K kexin
2sa1979uf.pdf
SMD Type Transistors PNP Transistors 2SA1979UF Features Large collector current ICMax=-500mA Complements to 2SC5342UF 1 Base 2 Emitter 3 Collector Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Collector - Base Voltage VCBO -40 Collector - Emitter Voltage VCEO -32 V Emitter - Base Voltage VEBO -5 Collector Current - Continuous IC -500 mA... See More ⇒
8.13. Size:955K kexin
2sa1971.pdf
SMD Type Transistors PNP Transistors 2SA1971 SOT-89 Unit mm 1.70 0.1 Features Collector Current Capability IC=-0.5A Collector Emitter Voltage VCEO=-400V 0.42 0.1 0.46 0.1 Marking A*L 1.Base 2.Collector 3.Emitter Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Collector - Base Voltage VCBO -400 Collector - Emitter Voltage VCEO -400 V ... See More ⇒
Detailed specifications: 2SA1934, 2SA1937, 2SA1939, 2SA1940, 2SA1941, 2SA1942, 2SA1962, 2SA1971, TIP127, 2SA1986, 2SA1987, 2SA2034, 2SA2056, 2SA2058, 2SA2059, 2SA2060, 2SA2061
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