ROHM 2SAR554P Specifications User Guide
Summary
The 2SAR554P is a high-performance PNP Silicon epitaxial planar transistor engineered for advanced electronic switching needs. Featuring low saturation voltage and high-speed switching capabilities, this component is ideal for integrating into general-purpose equipment such as audio/visual gear, communication devices, and consumer electronics. This technical manual provides comprehensive guidelines, detailing absolute maximum ratings, electrical characteristics, current gain curves, and essential switching time data for reliable circuit design.
Page 1 Text Content
Midium Power Transistors (-80V / -1.5A) 2SAR554P
Structure Dimensions (Unit : mm) PNP Silicon epitaxial planar transistor
Features 1) Low saturation voltage, typically VCE (sat) = -0.4V (Max.) (IC / IB= -500m A / -25m A)
2) High speed switching
Applications
Abbreviated symbol : MH
Driver
Packaging specifications Inner circuit (Unit : mm)
Package Taping
Type Code T100
Basic ordering unit (pieces)
2SAR554P
Absolute maximum ratings (Ta = 25C)
Parameter Symbol Limits Unit (1) Base (2) Collector
Collector-base voltage VCBO -80
(3) Emitter
Collector-emitter voltage VCEO -80
Emitter-base voltage VEBO -6
DC IC -1.5
Collector current
Pulsed ICP *1 -3 *2 PD 0.5
Power dissipation
*3 PD
Junction temperature Tj C Range of storage temperature Tstg -55 to 150 C *1 Pw=10ms, Single Pulse *2 Each terminal mounted on a recommended land. *3 Mounted on a ceramic board. (40x40x0.7mm³)
www.rohm.com
1/4 2009.12 - Rev.A
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Page Summary Contents For ROHM 2SAR554P Specifications User Guide
Manual Details
| Brand | ROHM |
|---|---|
| Pages | 5 |
| File Size | 238.23 KB |
| Published | May 31, 2026 |
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Frequently Asked Questions
What is the maximum DC collector current and voltage rating?
The Collector current limit (DC I) is -1.5 A, and the Collector-Emitter breakdown voltage (VCEO) is rated at -80 V.
How must this transistor be safely mounted for operation?
It must be mounted on a recommended land or mounted on a ceramic board. Users should always implement safety measures like derating and redundancy.
Can I use this device in systems requiring extremely high reliability?
No, the product is not designed for equipment that requires an extremely high level of reliability, such as medical instruments or aerospace machinery.
What specific performance characteristic indicates its suitability for high-speed switching applications?
It offers high speed switching capabilities and has a transition frequency (fT) up to 200 MHz.