The NZT651 is a NPN power driver transistor from Fairchild Semiconductor Corporation. It has a maximum collector-emitter voltage of 60V, a maximum collector-base voltage of 80V, a maximum emitter-base voltage of 5.0V, a maximum collector current of 4.0A, and a working temperature range of -55 to +150°C.
This document is a technical datasheet for the Fairchild Semiconductor NZT651, an NPN Current Driver Transistor packaged in SOT-223. The device is designed for use in power amplifier, regulator, and switching circuits where speed is important.
The datasheet provides comprehensive electrical specifications including absolute maximum ratings such as a collector-emitter voltage of 60V and a continuous collector current of 4A. It also details thermal characteristics like total device dissipation of 12W and various DC and AC typical characteristics, including current gain and saturation voltages.
| Package Type | SOT-223 |
|---|---|
| Collector Current (Continuous) | 4 A |
| Operating Junction Temperature Range | -55 to +150 °C |
| Total Device Dissipation (Pp) | 12 W |
The device supports a continuous collector current of up to 40 A.
The total device dissipation is rated at a maximum of 12 W when the ambient temperature is 25°C.
The device requires a PCB area of 36 mm x 18 mm x 1.5 mm with a minimum collector lead pad of 6 mm.