ULN2004 SOIC-16 Darlington Transistor Array IC (ULN2004)
The ULN2004 is a high voltage and high current Darlington transistor array IC designed for driving relays, motors, lamps, solenoids, and other inductive loads from high voltage CMOS or PMOS logic circuits. It integrates seven Darlington transistor pairs with common emitter outputs in a compact SOIC-16 package.
Key Features -
- Seven channel Darlington transistor array IC
- High current sink driver outputs
- Compatible with high voltage CMOS logic inputs
- SOIC-16 surface mount package
- Integrated flyback diode protection
Specifications -
- IC type / Product type - Darlington Transistor Array IC
- Logic family / Component type - Driver Interface IC
- Package type - SOIC-16 SMD IC
- Supply voltage - Supports external load voltages up to approx 50V
- Input voltage - CMOS and PMOS compatible logic input levels
- Output voltage - Open collector driver outputs
- Current rating - Approx 500mA output current per channel
- Frequency / propagation delay - Suitable for switching and driver applications
- Operating temperature - Approx -40°C to +85°C
- Additional important specifications - Seven Darlington driver channels, integrated suppression diodes, high voltage output capability, inductive load driving support, optimized for higher input voltage logic systems
Applications -
- Relay driver circuits
- Stepper motor control systems
- Solenoid and actuator drivers
- LED and lamp driver applications
- Industrial automation equipment
Pinout Configuration -
- Pin 1 - Driver input pin
- Pin 2 - Driver input pin
- Pin 3 - Driver output pin
- Additional pins - Additional driver inputs and outputs, common diode connection pin, ground connection
