The ULN2002D1013TR is a high-voltage, high-current Darlington transistor array manufactured by STMicroelectronics. It is designed to provide a high current and high voltage interface between low-voltage digital circuits and high-current loads such as motors, solenoids, and relays.
Description:
The ULN2002D1013TR is a 1.3A, 50V Darlington transistor array with a very high current gain and fast switching capabilities. It features eight Darlington connected pairs, each with a common emitter, making it ideal for driving high-current loads from low-current control signals. The device is available in a SOIC16W surface mount package.
Features:
- High current and high voltage capability: The ULN2002D1013TR can handle up to 1.3A per channel and 50V across the collector-emitter junction.
- Darlington configuration: Each channel consists of two bipolar transistors connected in a Darlington configuration, providing a high current gain and fast switching capabilities.
- High current gain: The Darlington configuration provides a high current gain, allowing low-current control signals to drive high-current loads.
- High noise immunity: The device features high noise immunity, making it suitable for use in noisy environments.
- Low saturation voltage: The low saturation voltage of the Darlington transistors ensures high efficiency and low power dissipation.
- Wide operating temperature range: The ULN2002D1013TR can operate over a wide temperature range of -40°C to +125°C.
Applications:
The ULN2002D1013TR is commonly used in a variety of applications that require high-current and high-voltage interfaces between low-voltage digital circuits and high-current loads. Some common applications include:
- Motor control: The ULN2002D1013TR can be used to drive stepper motors, DC motors, and other types of motors from low-voltage control signals.
- Solenoid and relay control: The device can be used to control high-current solenoids and relays from low-voltage digital circuits.
- Power switching: The ULN2002D1013TR can be used as a power switch to control high-current loads such as LED arrays, heaters, and other high-power devices.
- Industrial control: The device can be used in industrial control systems to interface with high-current loads such as actuators, valves, and pumps.
In summary, the ULN2002D1013TR is a high-voltage, high-current Darlington transistor array that provides a reliable and efficient interface between low-voltage digital circuits and high-current loads. Its high current gain, fast switching capabilities, and high noise immunity make it an ideal choice for a wide range of applications.