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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.

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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

Page 1 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...
Page 2 IT IO f T z) LL TO TU 2SA1834 TI LT (s at ) ( LL IC Transistors Electrical characteristics (Ta=25°C) −10 VCE= −2V Ta=25°C VCE= −2V Ta=150°C −2 25°C −1 −55°C VCE= −5V Ta=150°C IN h E LL TO TP IT ob (p ...
Page 3 2SA1834 LL IC Transistors Pw=10ms DC 100ms 50m Ta=25°C ∗Single nonrepetitive 20m pulse 10m 0.01 0.02 0.05 0.1 0.2 0.5 COLLECTOR TO EMITTER VOLTAGE : VCE (V) Fig.10 Safe operating area Rev.A 3/3
Page 4 Appendix Notes No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject...

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.