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ULN2803ADWRG4
ULN2803ADWRG4
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ULN2803ADWRG4

In Stock: 7.140

High-power switching solutions for industrial automation and control syste

ULN2803ADWRG4 Informazione

Description

The ULN2803ADWRG4 is a versatile Darlington transistor array from Texas Instruments. It consists of 16 individual NPN transistors, each capable of handling up to 50V and 0.5A. This device can be used in various applications where high current capacity or multiple outputs are required. Its SOIC package provides compact size, making it suitable for integration into existing circuits. In summary, the ULN2803ADWRG4 is a powerful transistor array from Texas Instruments, ideal for applications demanding high current capability and multiple outputs.

Features

The ULN2803ADWRG4, a Texas Instruments product, is an integrated circuit designed to handle multiple digital inputs and drive high-current loads such as relays or motors.

Key features of the ULN2803 include:


  • Darlington Arrays
  • : Each input can control two NPN Darlington transistors for higher current capability.

  • Input Protection
  • : The inputs are internally protected against electrostatic discharge (ESD) and reversed polarity.

  • Low Dropout Regulator (LDO)
  • : An LDO is integrated to provide a stable 5V power supply, even when the input voltage is low.

  • Small Package
  • : The chip comes in a SOIC-18 package, making it suitable for compact designs.

In summary, the ULN2803ADWRG4 features Darlington arrays, input protection, an LDO, and a small package for efficient high-current applications.

Package

The ULN2803ADWRG4 has a 18-pin SOIC (Small Outline Integrated Circuit) package type.

Pinout

The ULN2803ADWRG4 is a 16-channel Darlington transistor array from Texas Instruments. It is designed for high-side current switch applications. Key Features: - 16 independent channels, each with an NPN Darlington pair. - Rated at 50V and capable of sourcing/sinking up to 0.5A per channel. - SOIC (Small Outline Integrated Circuit) package with a pin count of 28. Each channel has two pins: one for the collector and another for the common drain. The remaining pins are connected internally to provide the Darlington configuration.

Manufacturer

The ULN2803ADWRG4 is manufactured by Texas Instruments, a leading global semiconductor company. TI is known for its innovative technology and wide range of products in various industries. In summary, Texas Instruments is a well-established tech firm specializing in semiconductors.

Applications

The ULN2803ADWRG4, a Texas Instruments Darlington transistor array, finds application in various electronic projects such as robotics, motor control, LED lighting systems, and industrial automation tasks where high current handling is required.

Equivalent

The equivalent products of ULN2803ADWRG4 are other 5V, 18-pin Darlington array transistors, such as PCA9685 or L298N.

ULN2803ADWRG4

Specifiche

Product Category Darlington Transistors Configuration Octal
Transistor Polarity NPN Collector- Emitter Voltage VCEO Max 50 V
Maximum DC Collector Current 500 mA Mounting Style SMD/SMT
Minimum Operating Temperature - 40 C Maximum Operating Temperature + 85 C
Height 2.35 mm Length 11.62 mm
Moisture Sensitive Yes Operating Temperature Range - 40 C to + 85 C
Product Type Darlington Transistors Factory Pack Quantity 2000
Subcategory Transistors Width 7.52 mm
Unit Weight 0.020106 oz Package/Case SOIC-18

ULN2803ADWRG4 FAQs

1.Q: Are there related parts to this 8-channel Darlington transistor array?

A: Similar parts include TI’s ULN2003A (7-channel) or ULN2803A (8-channel) Darlington arrays, but verify voltage/current ratings for compatibility.

2.Q: What package options are available for this Texas Instruments transistor array?

A: Only 18-SOIC (7.50mm width, tape-and-reel) is listed, with max dimensions of 11.75mm(L) × 7.6mm(W) × 2.35mm(H).

3.Q: What are the recommended operating conditions for this transistor array?

A: Operate within: -40°C to +85°C ambient, 50V max V_CE, and 500mA max continuous collector current per channel.

4.Q: What is the thermal resistance of the 18-SOIC package for this device?

A: Thermal data (θ_JA) isn’t specified in the provided parameters, but SOIC packages typically range 50-100°C/W. Refer to the full datasheet for exact values.

5.Q: What are the absolute maximum ratings for this Texas Instruments transistor array?

A: Max ratings: 50V (V_CE), 30V (V_EBO), 500mA (I_C per channel), -65°C to +150°C (junction temperature), and 85°C (operating temperature).

6.Q: What are typical applications for this 8 NPN Darlington Transistor Array?

A: Typical applications include relay/ solenoid drivers, LED displays, logic buffers, and industrial control systems requiring high-current switching.

7.Q: What are the key features of the Texas Instruments 8 NPN Darlington Transistor Array (50V, 500mA)?

A: Key features include: 8 NPN Darlington pairs, 50V max collector-emitter voltage, 500mA continuous current per channel, integrated suppression diodes, and surface-mount 18-SOIC packaging.

8.Q: What is the pinout configuration of the Texas Instruments 8 NPN Darlington Transistor Array in 18-SOIC?

A: The device features an octal common-emitter configuration with 18 pins (gull-wing). Each NPN Darlington pair shares a common emitter, with individual base/collector pins. Refer to the datasheet for the exact pinout diagram.

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