Panasonic 2SA1123 User Guide and Manual
Summary
The 2SA1123 is a high-performance Silicon PNP transistor designed for robust low-frequency amplification applications, particularly in pre-driver stages of specialized 20-40W output amplifiers. This comprehensive technical datasheet provides detailed electrical specifications, including Absolute Maximum Ratings and critical operational parameters (such as $V_{CEO}$, transition frequency, and output capacitance), across various temperature conditions. It is essential reading for electronics engineers and circuit designers utilizing this transistor in complementary pairs with the 2SC2631 component to maximize amplifier efficiency and reliability.
Page 1 Text Content
查询2SA1123供应商 Transistor
2SA1123 Silicon PNP epitaxial planer type For low-frequency high breakdown voltage amplification
Unit: mm
Complementary to 2SC2631
Features Satisfactory foward current transfer ratio h FE collector current IC characteristics. High collector to emitter voltage VCEO. Small collector output capacitance Cob. Makes up a complementary pair with 2SC2631, which is opti- mum for the pre-driver stage of a 20 to 40W output amplifier.
+0.2 +0.2 Absolute Maximum Ratings (Ta=25˚C) –0.1 0.45 –0.10.45
Parameter Symbol Ratings Unit Collector to base voltage VCBO –150
Collector to emitter voltage VCEO –150 1:Emitter 2:Collector
Emitter to base voltage VEBO –5 .5 ±0 .5 5. 1± 0.
3:Base
JEDEC:TO–92
Peak collector current ICP –100 m A
EIAJ:SC–43A
Collector current IC –50 m A Collector power dissipation PC m W Junction temperature Tj ˚C Storage temperature Tstg –55 ~ +150 ˚C
Electrical Characteristics (Ta=25˚C) Parameter Symbol Conditions min typ max Unit Collector cutoff current ICBO VCB = –100V, IE = 0 –1 µA Collector to emitter voltage VCEO IC = –0.1m A, IB = 0 –150 Emitter to base voltage VEBO IE = –10µA, IC = 0 –5 Forward current transfer ratio h FE VCE = –5V, IC = –10m A Collector to emitter saturation voltage VCE(sat) IC = –30m A, IB = –3m A –1 Transition frequency f T VCB = –10V, IE = 10m A, f = 200MHz MHz
Collector output capacitance Cob VCB = –10V, IE = 0, f = 1MHz p F
VCE = –10V, IC = –1m A, GV = 80d B
Noise voltage NV m V
Rg = 100kΩ, Function = FLAT
*h FE Rank classification
Rank h FE 130 ~ 220 185 ~ 330 260 ~ 450
Page Summary Contents For Panasonic 2SA1123 User Guide and Manual
Manual Details
| Brand | Panasonic |
|---|---|
| Pages | 2 |
| File Size | 27.71 KB |
| Published | June 20, 2026 |
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