What logic levels are compatible with the ULN2004ADR?

It is specifically designed for CMOS devices operating with supply voltages between 6 V and 15 V, utilizing a 10.5 kΩ base resistor.

Does it include protection for inductive loads?

Yes, it features integrated common-cathode clamp diodes for each channel to suppress voltage spikes when switching inductive loads like relays.

What is the maximum current rating?

Each individual Darlington pair is rated for a collector current of 500 mA.

What is the pinout of ULN2004ADR?

Use the ULN2004ADR datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about ULN2004ADR pinout to locate pins, power rails, and interface signals before layout.

ULN2004ADR Datasheet, Specs, Alternatives & ECAD | Texas Instruments

AI summary

The ULN2004ADR is a 7-channel Darlington transistor array capable of switching inductive loads up to 50 V and 500 mA per channel.

Best for

Relay driving
LED display driving
Inductive load switching

Avoid if

TTL logic control (use ULN2003A instead)
High-speed switching applications

Check before use

Thermal dissipation at high duty cycles
Input voltage levels

Key specifications

Channels: 7
Max Collector Current: 500 mA
Max Output Voltage: 50 V
Input Resistor: 10.5 kΩ

Compliance & Environment

RoHS: ROHS3 Compliant
REACH: -
MSL: Level-1-260C-UNLIM
ECCN: EAR99
HTSUS: 8542.39.0001

Application

Industrial ControlRelay Drivers

Datasheet

Texas-Instruments-company-64.pdf

800 KB

Datasheet AI

CAD Models

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Alternative components

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Design and risk insights

Questions & answers

It is a high-voltage, high-current Darlington transistor array containing seven NPN pairs, designed for driving relays, lamps, and displays.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Where to Buy

Alternative components

Design and risk insights

Questions & answers

What is the ULN2004ADR?+×

What logic levels are compatible with the ULN2004ADR?+×

Does it include protection for inductive loads?+×

What is the maximum current rating?+×

What is the pinout of ULN2004ADR?+×