Manufacturer Part Number
ULN2075B
Manufacturer
STMicroelectronics
Introduction
The ULN2075B is a discrete semiconductor product featuring a 4-channel Darlington transistor array.
Product Features and Performance
4 NPN Darlington transistors in a single package
Capable of driving high-current loads such as relays, solenoids, and stepper motors
High voltage and current handling capabilities
Low collector-emitter saturation voltage for efficient power delivery
Product Advantages
Space-saving multi-transistor design
Simplified circuit design and reduced component count
Reliable and robust performance
Key Technical Parameters
Operating temperature range: -20°C to 85°C
Maximum power dissipation: 1W
Maximum collector-emitter breakdown voltage: 80V
Maximum collector current: 1.75A
Collector-emitter saturation voltage: 1.5V @ 2.25mA, 1.5A
Quality and Safety Features
RoHS3 compliant
Suitable for through-hole mounting
Compatibility
The ULN2075B is compatible with a wide range of industrial and consumer electronics applications that require high-current switching or driving capabilities.
Application Areas
Industrial control systems
Motor and actuator drivers
Relay and solenoid drivers
Stepper motor controllers
Automotive electronics
Product Lifecycle
The ULN2075B is an active product and is not nearing discontinuation. Replacement or upgrade options may be available from the manufacturer.
Key Reasons to Choose this Product
Compact and efficient multi-transistor design
Robust performance with high voltage and current handling capabilities
Simplified circuit design and reduced component count
Reliable and RoHS-compliant construction
Suitability for a wide range of industrial and consumer electronics applications
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