Description
The ULN2003ADRG3 is a 50-V, 7-channel Darlington transistor array from Texas Instruments. It's a high-current relay driver that provides features such as short-circuit protection, overcurrent protection, and a soft latch feature. This device can withstand high voltages and currents, making it suitable for driving stepper motors, relays, solenoids, and other high-power loads in various applications including automotive systems, industrial machinery, medical equipment, and consumer electronics. It's particularly useful when high voltage and current switching capabilities are required.
Features
According to the product information, the ULN2003ADRG3 features include:
- High-Current Relay Driver
- Short-Circuit Protection
- Overcurrent Protection
- Soft Latch Feature
- Long Life Cycle
- Noisy Input Tolerance
- High-Speed Logic-Level Driver
- High Input Impedance
- Low Current Drain
- Low Capacitance
- Input Hysteresis
- Suitable For High-Frequency Applications
These features make it suitable for driving stepper motors, relays, solenoids, and other high-power loads in various applications such as automotive systems, industrial machinery, medical equipment, and consumer electronics.
Package
The package type of ULN2003ADRG3 is Small Outline Packages - 16 lead SOIC (SOP).
Pinout
The ULN2003ADRG3 has a package of Small Outline Packages - 16 lead SOIC (Surface-Mounted Device). According to Texas Instruments' documentation, the pinout is as follows:
1. OUT1-7: Darlington transistor outputs
2. IN1-6: Inputs from high-level logic signals
3. ENABLE- : Enable input for all channels
The ULN2003ADRG3 is a 7-channel, high-voltage darlington transistor array designed to drive loads such as stepper motors, relays, and solenoids. Each channel has its own ENABLE input and output stage, making it suitable for driving multiple loads independently.
Manufacturer
The manufacturer of the ULN2003ADRG3 is Texas Instruments (TI). TI is a leading semiconductor company that designs, manufactures, tests, and sells analog and embedded processing chips. The company was founded in 1930 and is headquartered in Dallas, Texas. TI is known for its wide range of products, including microcontrollers, digital signal processors, and power management devices, which are used in various industries such as automotive, industrial, medical, and consumer electronics.
Applications
According to the product information, the ULN2003ADRG3 is commonly used in various applications such as:
- Automotive systems
- Industrial machinery
- Medical equipment
- Consumer electronics
It's particularly useful for high-voltage and high-current switching capabilities, making it suitable for driving stepper motors, relays, solenoids, and other high-power loads.
Equivalent
The equivalent products to ULN2003ADRG3 from Texas Instruments include:
1. ULN2002A
2. ULN2803A
3. ULN2066
These are high-current Darlington transistor arrays with similar specifications and features as the ULN2003ADRG3. They can be used for driving high-power loads such as stepper motors, relays, and solenoids in various applications.
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