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ULQ2801A - STMicroelectronics

Description: Darlington Octal NPN 50V 0.5A PDIP18

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ULQ2801A - STMicroelectronics - PCB symbol
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PCB Footprints
ULQ2801A - STMicroelectronics PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - DIP-18
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ULQ2801A - STMicroelectronics - 3D model - Dual-In-Line Packages - DIP-18
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ULQ2801A Details

  • Manufacturer Part Number:

    ULQ2801A

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Package Description:

    DIP-18

  • Pin Count:

    18

  • Country Of Origin:

    Mainland China, Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    10 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    6

  • Additional Feature:

    LENGTH IS MAX VALUE

  • Built-in Protections:

    TRANSIENT

  • Driver Number of Bits:

    8

  • Interface IC Type:

    BUFFER OR INVERTER BASED PERIPHERAL DRIVER

  • JESD-30 Code:

    R-PDIP-T18

  • Length:

    23.24 mm

  • Number of Functions:

    1

  • Number of Terminals:

    18

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    OPEN-COLLECTOR

  • Output Current Flow Direction:

    SINK

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP18,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Seated Height-Max:

    3.93 mm

  • Surface Mount:

    NO

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Turn-off Time:

    1 µs

  • Turn-on Time:

    1 µs

  • Width:

    7.62 mm

ULQ2801A Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN2552, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
  • The ULQ2801A has a thermal pad that must be connected to a thermal ground plane on the PCB to dissipate heat. A thermal interface material (TIM) can be used to improve thermal conductivity. Additionally, the device should be placed in a well-ventilated area, and heat sinks or fans can be used to further reduce temperatures.
  • While the datasheet specifies a recommended operating voltage range of 4.5V to 5.5V, the absolute maximum rating for the VCC pin is 6V. Exceeding this voltage can cause permanent damage to the device.
  • The ULQ2801A is rated for operation up to 125°C, but its performance may degrade at higher temperatures. If operation above 125°C is required, derating of the device's electrical characteristics may be necessary. Consult STMicroelectronics for guidance on high-temperature operation.
  • STMicroelectronics provides a troubleshooting guide in the application note AN2552, which covers common issues such as output voltage errors, oscillations, and thermal shutdown. Additionally, engineers can use oscilloscopes and logic analyzers to debug the device's behavior and identify potential problems.

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ULQ2801A Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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