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ULQ2001A Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
ULQ2001AST475Yes

ULQ2001A is a high-voltage, high-current Darlington transistor array manufactured by STMicroelectronics.

The ULQ2001A is a high-voltage, high-current Darlington transistor array manufactured by STMicroelectronics.

Specifications:

  • Configuration: 7-channel Darlington array
  • Output Voltage (VCE): 50V
  • Output Current (IC): 500mA per channel
  • Input Voltage (VIN): 30V
  • Input Current (IIN): 2.5mA (max per channel)
  • Clamp Diodes: Integrated for inductive load protection
  • Logic Compatibility: TTL, CMOS, PMOS
  • Package Options: DIP-16, SO-16

Descriptions and Features:

  • Designed for interfacing between low-level logic and high-power loads.
  • Each channel consists of open-collector Darlington pairs with common-emitter configuration.
  • Built-in suppression diodes for switching inductive loads.
  • Suitable for relay, lamp, and motor drivers.
  • High-voltage outputs with common-cathode clamp diodes.
  • Inputs are pinned opposite outputs to simplify PCB layout.

This device is commonly used in industrial, automotive, and consumer applications requiring robust switching capabilities.

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