2SA173 Specs and Replacement
Type Designator: 2SA173
SMD Transistor Code: 1E
Material of Transistor: Ge
Polarity: PNP
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.125 W
Maximum Collector-Base Voltage |Vcb|: 20 V
Maximum Emitter-Base Voltage |Veb|: 10 V
Maximum Collector Current |Ic max|: 0.05 A
Max. Operating Junction Temperature (Tj): 75 °C
Electrical Characteristics
Transition Frequency (ft): 2 MHz
Collector Capacitance (Cc): 15 pF
Forward Current Transfer Ratio (hFE), MIN: 60
Noise Figure, dB: -
Package: TO5
- BJT ⓘ Cross-Reference Search
2SA173 datasheet
0.1. Size:192K toshiba
2sa1736.pdf 
2SA1736 TOSHIBA Transistor Silicon PNP Epitaxial Type (PCT process) 2SA1736 Power Amplifier Applications Unit mm Power Switching Applications Low saturation voltage VCE (sat) = -0.5 V (max) (IC = -1.5 A) High speed switching time tstg = 0.2 s (typ.) Small flat package PC = 1.0 to 2.0 W (mounted on a ceramic substrate) Complementary to 2SC4541 Absol... See More ⇒
0.2. Size:150K toshiba
2sa1735.pdf
2SA1735 TOSHIBA Transistor Silicon PNP Epitaxial Type (PCT process) 2SA1735 Power Amplifier Applications Unit mm Power Switching Applications Low saturation voltage VCE (sat) = -0.5 V (max) (I C = -500 mA) High speed switching time t = 0.25 s (typ.) stg Small flat package PC = 1.0 to 2.0 W (mounted on ceramic substrate) Complementary to 2SC4540 ... See More ⇒
0.3. Size:183K toshiba
2sa1734.pdf
2SA1734 TOSHIBA Transistor Silicon PNP Triple Epitaxial Type (PCT process) 2SA1734 Power Amplifier Applications Unit mm Power Switching Applications Low saturation voltage VCE (sat) = -0.5 V (max) (I C = -700 mA) High speed switching time t = 0.2 s (typ.) stg Small flat package PC = 1.0 to 2.0 W (mounted on ceramic substrate) Complementary to 2SC... See More ⇒
0.4. Size:97K sanyo
2sa1730.pdf
Ordering number EN3134 PNP Epitaxial Planar Silicon Transistor 2SA1730 High-Speed Switching Applications Features Package Dimensions Adoption of FBET , MBIT processes. unit mm Large current capacity. 2038 Low collector-to-emitter saturation voltage. [2SA1730] Fast switching speed. Small-sized package. E Emitter C Collector B Base SANYO PCP (Bottom vi... See More ⇒
0.5. Size:99K sanyo
2sa1732.pdf
Ordering number EN3136 PNP Epitaxial Planar Silicon Transistor 2SA1732 High-Speed Switching Applications Features Package Dimensions Adoption of FBET processes. unit mm Large current capacity. 2045B Low collector-to-emitter saturation voltage. [2SA1732] Fast switching speed. 1 Base 2 Collector 3 Emitter 4 Collector SANYO TP unit mm 2044B [2SA1732] 1... See More ⇒
0.6. Size:100K sanyo
2sa1731.pdf
Ordering number EN3135A PNP Epitaxial Planar Silicon Transistor 2SA1731 High-Speed Switching Applications Features Package Dimensions Adoption of FBET, MBIT processes. unit mm Large current capacity. 2045B Low collector-to-emitter saturation voltage. [2SA1731] Fast switching speed. 1 Base 2 Collector 3 Emitter 4 Collector SANYO TP unit mm 2044B [2SA1... See More ⇒
0.7. Size:44K panasonic
2sa1739 e.pdf
Transistor 2SA1739 Silicon PNP epitaxial planer type For high speed switching Unit mm 2.1 0.1 0.425 1.25 0.1 0.425 Features High-speed switch (pair with 2SC3938) 1 Low collector to emitter saturation voltage VCE(sat). S-Mini type package, allowing downsizing of the equipment and 3 automatic insertion through the tape packing and the magazine 2 packing. Absolute Maximum Rati... See More ⇒
0.8. Size:40K panasonic
2sa1739.pdf
Transistor 2SA1739 Silicon PNP epitaxial planer type For high speed switching Unit mm 2.1 0.1 0.425 1.25 0.1 0.425 Features High-speed switch (pair with 2SC3938) 1 Low collector to emitter saturation voltage VCE(sat). S-Mini type package, allowing downsizing of the equipment and 3 automatic insertion through the tape packing and the magazine 2 packing. Absolute Maximum Rati... See More ⇒
0.9. Size:40K panasonic
2sa1737 e.pdf
Transistor 2SA1737 Silicon PNP epitaxial planer type For video amplifier Unit mm 1.5 0.1 4.5 0.1 1.6 0.2 Features High transition frequency fT. Small collector output capacitance Cob. 45 Mini Power type package, allowing downsizing of the equipment and automatic insertion through the tape packing and the maga- 0.4 0.08 0.4 0.04 zine packing. 0.5 0.08 1.5 0.1 ... See More ⇒
0.10. Size:45K panasonic
2sa1738 e.pdf
Transistor 2SA1738 Silicon PNP epitaxial planer type For high speed switching Unit mm +0.2 2.8 0.3 +0.25 Features 0.65 0.15 1.5 0.05 0.65 0.15 High-speed switch (pair with 2SC3757) Low collector to emitter saturation voltage VCE(sat). 1 Mini type package, allowing downsizing of the equipment and automatic insertion through the tape packing and the magazine 3 packing. 2... See More ⇒
0.11. Size:41K panasonic
2sa1738.pdf
Transistor 2SA1738 Silicon PNP epitaxial planer type For high speed switching Unit mm +0.2 2.8 0.3 +0.25 Features 0.65 0.15 1.5 0.05 0.65 0.15 High-speed switch (pair with 2SC3757) Low collector to emitter saturation voltage VCE(sat). 1 Mini type package, allowing downsizing of the equipment and automatic insertion through the tape packing and the magazine 3 packing. 2... See More ⇒
0.12. Size:1201K kexin
2sa1736.pdf
SMD Type Transistors PNP Transistors 2SA1736 1.70 0.1 Features Low saturation voltage High speed switching time Small flat package 0.42 0.1 0.46 0.1 PC = 1.0 to 2.0 W (mounted on a ceramic substrate) Complementary to 2SC4541 1.Base 2.Collector 3.Emitter Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Collector - Base Voltage VC... See More ⇒
0.13. Size:1050K kexin
2sa1730.pdf
SMD Type Transistors PNP Transistors 2SA1730 1.70 0.1 Features Large current capacity. Low collector-to-emitter saturation voltage. Fast switching speed. 0.42 0.1 0.46 0.1 Small-sized package. 1.Base 2.Collector 3.Emitter Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Collector - Base Voltage VCBO -50 Collector - Emitter Voltage V... See More ⇒
0.14. Size:960K kexin
2sa1735.pdf
SMD Type Transistors PNP Transistors 2SA1735 Features 1.70 0.1 Low saturation voltage High speed switching time Small flat package PC = 1.0 to 2.0 W (mounted on a ceramic substrate) 0.42 0.1 0.46 0.1 Complementary to 2SC4540 1.Base 2.Collector 3.Emitter Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Collector - Base Voltage VCBO... See More ⇒
0.15. Size:936K kexin
2sa1734.pdf
SMD Type Transistors PNP Transistors 2SA1734 1.70 0.1 Features Low saturation voltage High speed switching time 0.42 0.1 0.46 0.1 Small flat package PC = 1.0 to 2.0 W (mounted on a ceramic substrate) Complementary to 2SC4539 1.Base 2.Collector 3.Emitter Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Collector - Base Voltage VC... See More ⇒
0.16. Size:630K kexin
2sa1738.pdf
SMD Type Transistors PNP Transistors 2SA1738 SOT-23 Unit mm +0.1 2.9 -0.1 +0.1 0.4 -0.1 3 Features Collector Current Capability IC=-50mA 1 2 Collector Emitter Voltage VCEO=-15V +0.1 +0.05 0.95-0.1 0.1-0.01 +0.1 Complementary to 2SC3757 1.9-0.1 1.Base 2.Emitter 3.collector Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Collector... See More ⇒
Detailed specifications: 2SA1725
, 2SA1725O
, 2SA1725P
, 2SA1725Y
, 2SA1726
, 2SA1727
, 2SA1728
, 2SA1729
, 431
, 2SA1730
, 2SA1731
, 2SA1732
, 2SA1733
, 2SA1733K
, 2SA1734
, 2SA1735
, 2SA1736
.
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