Fairchild BCV27 NPN Darlington Transistor User's Guide
Summary
This manual details the BCV27 NPN Darlington transistor, a high-current component designed for applications up to 1.2 A. It is essential for engineers and hobbyists requiring high current gain and includes specifications on absolute maximum ratings, electrical characteristics, and thermal management.
Page 1 Text Content
BCV27
SOT-23 Mark: FF
NPN Darlington Transistor This device is designed for applications requiring extremely high current gain at collector currents to 1.0 A. Sourced from Process 05.
Absolute Maximum Ratings* TA = 25°C unless otherwise noted Symbol Parameter Value Units VCEO Collector-Emitter Voltage VCBO Collector-Base Voltage VEBO Emitter-Base Voltage IC Collector Current - Continuous 1.2
TJ, Tstg Operating and Storage Junction Temperature Range -55 to +150 °C
*These ratings are limiting values above which the serviceability of any semiconductor device may be impaired. NOTES: 1) These ratings are based on a maximum junction temperature of 150 degrees C. 2) These are steady state limits. The factory should be consulted on applications involving pulsed or low duty cycle operations
Thermal Characteristics TA = 25°C unless otherwise noted Symbol Characteristic Max Units
*BCV27
PD Total Device Dissipation m W
Derate above 25°C 2.8 m W/°C
RθJA Thermal Resistance, Junction to Ambient °C/W
*Device mounted on FR-4 PCB 40 mm X 40 mm X 1.5 mm.
1997 Fairchild Semiconductor Corporation
Page Summary Contents For Fairchild BCV27 NPN Darlington Transistor User's Guide
Manual Details
| Brand | Fairchild |
|---|---|
| Pages | 7 |
| File Size | 221.92 KB |
| Published | June 15, 2026 |
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Frequently Asked Questions
What is the maximum collector current for the BCV27?
The maximum collector current is 1.2 A continuous.
What is the DC current gain at a collector current of 100 mA?
The typical pulsed current gain (hFE) is 20,000 at I_C = 100 mA and V_CE = 5 V.
What is the operating and storage junction temperature range?
The operating and storage junction temperature range is -55°C to +150°C.
What package type is the BCV27 available in?
The BCV27 is available in the SOT-23 package, shipped in tape and reel.
What is the collector-emitter breakdown voltage?
The collector-emitter breakdown voltage (BV_CEO) is 30 V at I_C = 10 mA.