ULN2004AIN
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Texas Instruments ULN2004AIN

Manufacturer No:
ULN2004AIN
Manufacturer:
Texas Instruments
Package:
Tube
Description:
TRANS 7NPN DARL 50V 0.5A 16DIP
Delivery:
Payment:
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Product Introduction

Overview

The ULN2004AIN is a high-voltage, high-current Darlington transistor array produced by Texas Instruments. This device is part of the ULN2004 series and is specifically designed for applications requiring high current and voltage handling capabilities. The ULN2004AIN features seven npn Darlington pairs with common-cathode clamp diodes, making it suitable for driving a wide range of loads including solenoids, relay drivers, DC motors, LED displays, and thermal print heads.

Key Specifications

Parameter Value Unit
Manufacturer Texas Instruments
Part Number ULN2004AIN
Package Type PDIP-16
Output Voltage 50 V
Continuous Collector Current 500 mA
Peak Collector Current 600 mA
Input Voltage Compatibility TTL, CMOS, PMOS, DTL
Operating Ambient Temperature Range -40 to 85 °C
Storage Temperature Range -55 to 150 °C
Junction Temperature 150 °C

Key Features

  • Seven Darlington pairs per package with common emitters and integrated suppression diodes for inductive load driving.
  • High-voltage outputs up to 50 V and high-current capability up to 500 mA per driver (600 mA peak).
  • Inputs compatible with TTL, CMOS, PMOS, and DTL logic families.
  • Outputs can be paralleled for higher current capability.
  • Input pins placed opposite to output pins to simplify board layout.
  • Available in PDIP-16, SO-16, and TSSOP16 packages.
  • Includes a 10.5-kΩ series base resistor for each Darlington pair for direct operation with TTL or 5-V CMOS devices.

Applications

  • Relay drivers
  • Hammer drivers
  • Lamp drivers (including LED and gas discharge displays)
  • Thermal print heads
  • Line drivers
  • Logic buffers
  • Solenoid drivers
  • DC motor drivers

Q & A

  1. What is the ULN2004AIN?

    The ULN2004AIN is a high-voltage, high-current Darlington transistor array produced by Texas Instruments.

  2. What are the key features of the ULN2004AIN?

    It includes seven Darlington pairs, high-voltage outputs up to 50 V, high-current capability up to 500 mA per driver, and inputs compatible with various logic families.

  3. What types of loads can the ULN2004AIN drive?

    The ULN2004AIN can drive solenoids, relay drivers, DC motors, LED displays, thermal print heads, and other high-current loads.

  4. What are the operating temperature ranges for the ULN2004AIN?

    The operating ambient temperature range is -40 to 85°C, and the storage temperature range is -55 to 150°C.

  5. What packages is the ULN2004AIN available in?

    The ULN2004AIN is available in PDIP-16, SO-16, and TSSOP16 packages.

  6. Can the outputs of the ULN2004AIN be paralleled?
  7. What is the purpose of the integrated suppression diodes in the ULN2004AIN?

    The integrated suppression diodes are for driving inductive loads.

  8. Is the ULN2004AIN compatible with different logic families?
  9. What is the maximum junction temperature for the ULN2004AIN?

    The maximum junction temperature is 150°C.

  10. Where can I find detailed specifications and datasheets for the ULN2004AIN?

    Detailed specifications and datasheets can be found on the Texas Instruments website and other electronic component databases like Mouser and LCSC.

Product Attributes

Switch Type:Relay, Solenoid Driver
Number of Outputs:7
Ratio - Input:Output:1:1
Output Configuration:Low Side
Output Type:NPN
Interface:Parallel
Voltage - Load:50V (Max)
Voltage - Supply (Vcc/Vdd):Not Required
Current - Output (Max):500mA
Rds On (Typ):- 
Input Type:Inverting
Features:- 
Fault Protection:- 
Operating Temperature:-40°C ~ 105°C (TA)
Mounting Type:Through Hole
Supplier Device Package:16-PDIP
Package / Case:16-DIP (0.300", 7.62mm)
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Similar Products

Part Number ULN2004AIN ULN2004AN ULN2004AINS ULN2003AIN ULN2004AID
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Obsolete Active Active
Switch Type Relay, Solenoid Driver Relay, Solenoid Driver Relay, Solenoid Driver Relay, Solenoid Driver Relay, Solenoid Driver
Number of Outputs 7 7 7 7 7
Ratio - Input:Output 1:1 1:1 1:1 1:1 1:1
Output Configuration Low Side Low Side Low Side Low Side Low Side
Output Type NPN NPN NPN NPN NPN
Interface Parallel Parallel Parallel Parallel Parallel
Voltage - Load 50V (Max) 50V (Max) 50V (Max) 50V (Max) 50V (Max)
Voltage - Supply (Vcc/Vdd) Not Required Not Required Not Required Not Required Not Required
Current - Output (Max) 500mA 500mA 500mA 500mA 500mA
Rds On (Typ) - - - - -
Input Type Inverting Inverting Inverting Inverting Inverting
Features - - - - -
Fault Protection - - - - -
Operating Temperature -40°C ~ 105°C (TA) -40°C ~ 70°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA)
Mounting Type Through Hole Through Hole Surface Mount Through Hole Surface Mount
Supplier Device Package 16-PDIP 16-PDIP 16-SO 16-PDIP 16-SOIC
Package / Case 16-DIP (0.300", 7.62mm) 16-DIP (0.300", 7.62mm) 16-SOIC (0.209", 5.30mm Width) 16-DIP (0.300", 7.62mm) 16-SOIC (0.154", 3.90mm Width)

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