TD62004AFG,N

Product Overview

Category

TD62004AFG,N belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for driving high-current loads such as relays, solenoids, and stepper motors.

Characteristics

• High current capability
• Low saturation voltage
• Built-in clamp diodes for inductive load protection
• Thermal shutdown protection
• Wide operating voltage range

Package

TD62004AFG,N is available in a 16-pin SOP (Small Outline Package) format.

Essence

The essence of TD62004AFG,N lies in its ability to provide efficient and reliable control over high-current loads.

Packaging/Quantity

TD62004AFG,N is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage: 4.5V to 16V
• Output Current: 1.5A per channel
• Number of Channels: 4
• Input Logic Levels: TTL/CMOS compatible
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. IN1: Input pin for Channel 1
2. OUT1: Output pin for Channel 1
3. GND: Ground pin
4. VCC: Positive supply voltage pin
5. OUT2: Output pin for Channel 2
6. IN2: Input pin for Channel 2
7. OUT3: Output pin for Channel 3
8. IN3: Input pin for Channel 3
9. OUT4: Output pin for Channel 4
10. IN4: Input pin for Channel 4
11. VREF: Reference voltage input pin
12. VSENSE: Sense voltage output pin
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection

Functional Features

• High-current drive capability allows direct control of relays, solenoids, and stepper motors.
• Low saturation voltage minimizes power dissipation and heat generation.
• Built-in clamp diodes protect against voltage spikes generated by inductive loads.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Wide operating voltage range enables compatibility with various power supply systems.

Advantages and Disadvantages

Advantages

• High current capability for driving demanding loads.
• Low saturation voltage reduces power loss.
• Integrated clamp diodes provide protection against voltage spikes.
• Thermal shutdown protection enhances reliability.
• Wide operating voltage range ensures versatility.

Disadvantages

• Limited number of channels (4 channels).
• Not suitable for applications requiring a higher number of output channels.

Working Principles

TD62004AFG,N operates based on the principle of Darlington transistor arrays. It utilizes multiple Darlington pairs to amplify and control the current flowing through the output channels. The input signals control the base currents of the Darlington pairs, which in turn regulate the output currents. By providing sufficient base current, the IC allows high-current loads to be driven effectively.

Detailed Application Field Plans

TD62004AFG,N finds extensive application in various fields, including:

1. Industrial Automation: Controlling relays and solenoids in automated manufacturing processes.
2. Robotics: Driving stepper motors for precise motion control in robotic systems.
3. Automotive Electronics: Activating automotive components such as door locks, window motors, and wiper systems.
4. Home Appliances: Operating high-current devices like washing machine valves and refrigerator compressors.
5. Medical Equipment: Controlling electromechanical components in medical devices such as infusion pumps and diagnostic equipment.

Detailed and Complete Alternative Models

1. ULN2003A: Similar Darlington transistor array IC with 7 channels.
2. L293D: H-bridge motor driver IC with 4 channels.
3. SN754410NE: Quadruple half-H driver IC with 4 channels.

These alternative models offer similar functionality and can be considered as substitutes for TD62004AFG,N in specific applications.

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