TIP122 is a NPN Darlington transistor produced by Dinghao Electronics. It has the characteristics of high gain, low noise and low power consumption. It is suitable for general purpose amplifier and low speed switching applications.
The TIP122 is an NPN Darlington transistor designed for general‑purpose amplifier and low‑speed switching applications. It is supplied in a TO‑220AB package with pin 1 as base, pin 2 as collector, and pin 3 as emitter.
Key electrical characteristics include a collector‑base voltage of 100 V, collector‑emitter voltage of 100 V, emitter‑base voltage of 5 V, and a maximum collector current of 5 A. The device can dissipate up to 2 W continuously (65 W at 25 °C case temperature) and operates from –55 °C to +150 °C storage temperature.
| Collector‑Base Voltage (VcBo) | 100 V |
|---|---|
| Collector‑Emitter Voltage (VcEo) | 100 V |
| Emitter‑Base Voltage (VEB0) | 5 V |
| Collector Current (Ic) | 5 A |
| Total Power Dissipation (Pp) at 25 °C | 2 W |
| Junction Temperature (Tj) | 150 °C |
| Storage Temperature (TSTG) | -55 °C to +150 °C |
| Output Capacitance (Cob) | 300 pF |
The TIP122 can handle a collector current up to 5 A.
The collector‑base breakdown voltage is 100 V and the collector‑emitter breakdown voltage is also 100 V.
The device can be stored from –55 °C to +150 °C.