ULN2003LVDR

Trans Darlington 8V 1A 1110mW 16-Pin SOIC T/R
4,886 有效庫存

ULN2003LVDR

有效庫存4,886

Trans Darlington 8V 1A 1110mW 16-Pin SOIC T/R

  • 製造商零件號 # : ULN2003LVDR

  • 包裝/封裝: SOIC-16

  • 零件狀態 : Active

  • 製造商: Texas Instruments

  • 產品分類 : Power Distribution Switches, Load Drivers

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ULN2003LVDR 數據表
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詳細說明

The ULN2003LVDR is a versatile high-voltage, high-current Darlington transistor array, perfect for driving inductive loads in various applications. With its seven Darlington pairs, each capable of handling up to 500mA and 50V, this device offers reliable performance and flexibility. The built-in input clamp diodes provide essential protection for inductive loads, making it a reliable choice for driving relays, solenoids, and stepper motors. Its 16-pin SOIC package ensures easy integration into circuit designs, making it ideal for a wide range of projects

主要特徵

  • Output voltage clamp ensures safe operation even in fault conditions
  • Short circuit protection prevents damage from unexpected loads
  • Thermal shutdown feature safeguards against overheating

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Drivers per package 7 Switching voltage (max) (V) 8
Output voltage (max) (V) 8 Peak output current (A) 1
Delay time (typ) (ns) 80 Input compatibility CMOS
Vol at lowest spec current (typ) (mV) 260 Iout/ch (max) (mA) 140
Iout_off (typ) (µA) 0.17 Rating Catalog
Operating temperature range (°C) -40 to 85 FET Internal
Imax (A) 0.14 Device type Low-side switches
Function Inductive load compatibility

Specification Comparison

ULN2003LVDR vs ULN2003LVPWR vs ULN2003AIPW ULN2003AIDG4 vs ULN2003V12PWR vs ULN2003LVDR

常見問題解答

What is ULN2003LVDR?

The ULN2003LVDR is a high-voltage, high-current darlington transistor array designed by STMicroelectronics. It is commonly used for driving inductive loads, such as relays, stepper motors, and solenoids, in various applications including automotive, industrial control, and robotics.

How Does ULN2003LVDR Work?

The ULN2003LVDR works by providing high-current amplification and isolation for driving inductive loads. It consists of seven darlington pairs that offer high gain and high power output capability. Each darlington pair can handle load voltages up to 50V and continuous output currents of up to 500mA, making it suitable for driving a wide range of loads.

How Many Pins does ULN2003LVDR have and What are the Functions of the Pinout Configuration?

The ULN2003LVDR is housed in a 16-lead SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

  • COM: Common connection for the seven darlington outputs.
  • IN1 to IN7: Input pins for the seven darlington pairs.
  • OUT1 to OUT7: Output pins for the seven darlington pairs.
  • EN COM: Enable common connection for all outputs.
  • GND: Ground pin.
  • VCC: Power supply voltage pin.

What are the Pros and Cons of ULN2003LVDR?

Pros:

  • High Voltage and Current Capability: Suitable for driving high-power loads.
  • Driver Protection: Provides inductive kickback protection for the driving circuitry.
  • Integrated Design: Consolidates multiple darlington pairs in a single package for space efficiency.
  • Easy Interface: Simple input control for driving outputs with minimal external components.
  • Wide Application Range: Versatile for various inductive load driving scenarios.

Cons:

  • Power Dissipation: May generate heat due to high current operation, requiring thermal considerations.
  • High Voltage Requirements: Requires appropriate voltage supply for optimal performance.
  • Complexity: Multiple output pins may require careful attention to wiring and control logic.

Are There Any Equivalents/Alternatives to ULN2003LVDR for Recommendation?

  • Comparable alternatives to the ULN2003LVDR include the MC1413 from ON Semiconductor and the TD62783 from Toshiba.
  • Equivalents to the ULN2003LVDR are the ULN2003A and ULN2003AG from STMicroelectronics, offering similar functionality.

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