ROHM 2SA1834 Product Specification Guide User Manual
Summary
The 2SA1834 is a high-performance NPN transistor engineered for demanding power switching applications requiring low saturation voltage and high current capacity. This comprehensive manual provides essential deep-dive technical specifications, including absolute maximum ratings, detailed electrical curves (VCE(sat), hFE), and performance data across various operating temperatures. It is an indispensable resource for electronics engineers and circuit designers selecting reliable components for robust power stage circuitry.
Page 1 Text Content
2SA1834
Transistors
Low VCE(sat) Transistor (Strobe flash) (−20V, −10A) 2SA1834
Features External dimentions (Unit : mm)
1) Low saturation voltage, CPT3
6.5 typically VCE(sat) = −0.16V at IC / IB= −4A / −50m A. 5.1
2) High current capacity, typically IC= –10A for DC operation and –15A for 10ms pulse. 3) Complements the 2SC5001.
Packaging specifications and h FE
Type 2SA1834 2.30.9
(1)Base
Package CPT3 (2)Collector
h FE RS (3)Emitter
Code TL
Basic ordering unit (pieces)
Absolute maximum ratings (Ta=25°C)
Parameter Symbol Limits Unit
Collector-base voltage VCBO −30 0. 8M in
Collector-emitter voltage VCEO −20 9. Emitter-base voltage VEBO −6
IC −10
Collector current
ICP −15
Base current IB −2
Collector power dissipation PC
W(Tc=25°C)
Junction temperature Tj °C Storage temperature Tstg −55 to +150 °C
∗ Single pulse Pw=10ms
Electrical characteristics (Ta=25°C)
Parameter Symbol Min. Typ. Max. Unit Conditions
Collector-base breakdown voltage BVCBO −30 IC=−50µA Collector-emitter breakdown voltage BVCEO −20 IC=−1m A Emitter-base breakdown voltage BVEBO −6 IE=−50µA Collector cutoff current ICBO −1 µA VCB=−20V Emitter cutoff current IEBO −1 µA VEB=−5V Collector-emitter saturation voltage VCE(sat) −0.16 −0.25 IC/IB=−4A/−0.05A Base-emitter saturation voltage VBE(sat) −0.9 −1.2 IC/IB=−4A/−0.05A
h FE1 VCE=−2V , IC=−0.5A
DC current transfer ratio
h FE2 VCE=−2V , IC=−4A
Transition frequency f T MHz VCE=−5V , IE=1.5A , f=50MHz
Output capacitance Cob p F VCB=−10V , IE=0A , f=1MHz
∗ Measured using pulse current.
Rev.A 1/3
Page Summary Contents For ROHM 2SA1834 Product Specification Guide User Manual
Manual Details
| Brand | ROHM |
|---|---|
| Pages | 4 |
| File Size | 74.59 KB |
| Published | June 16, 2026 |
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Frequently Asked Questions
What are the absolute maximum ratings for the 2SA1834?
Collector-base -30V, collector-emitter -20V, collector current -10A (DC), -15A pulse, junction temperature 150°C.
Does the 2SA1834 have a complementary transistor?
Yes, it complements the 2SC5001 transistor.
What pulse current can the 2SA1834 handle?
It can handle -15A collector current for 10ms pulses.
What is the maximum operating temperature?
Maximum junction temperature is 150°C.