TIP127 PNP Darlington Power Transistor 100V 5A TO-220 Package

TIP127 PNP Darlington power transistor designed for medium to high power switching and amplification applications. It features a monolithic Darlington configuration, providing very high current gain and allowing efficient control with low base current. This makes it suitable for driving loads such as motors, relays, and audio circuits.

Configuration:
PNP Darlington transistor
Through-hole package (TO-220)
High gain Darlington pair configuration

Electrical Characteristics:
Collector-emitter voltage (VCEO): -100 V
Collector-base voltage (VCBO): -100 V
Emitter-base voltage (VEBO): -5 V
Continuous collector current (IC): -5 A
Peak collector current (ICP): -8 A
Base current (IB): -120 mA max
Power dissipation: 65 W (at Tc = 25°C)
DC current gain (hFE): ~1000
Collector-emitter saturation voltage: ~-2 V to -4 V
Base-emitter voltage: ~-2.5 V

Package:
TO-220 through-hole package

Construction:
Silicon epitaxial Darlington transistor
Integrated resistor network (R1 ≈ 8 kΩ, R2 ≈ 0.12 kΩ)
High gain and high current capability

Configuration Notes:
Requires heat sink for high power operation
High gain allows direct drive from logic circuits
Higher saturation voltage compared to single BJT

Intended Use:
Power switching applications
Motor drivers and relay control
Audio amplifier circuits
Load and lamp driving
General-purpose high current control systems