VNH7070BASTR

Product Overview

Category

VNH7070BASTR belongs to the category of integrated circuits (ICs) specifically designed for motor control applications.

Use

This product is primarily used for controlling and driving DC motors, making it suitable for a wide range of applications in various industries.

Characteristics

• High current capability: The VNH7070BASTR can handle high currents, making it suitable for driving motors with higher power requirements.
• Low voltage drop: This IC has a low voltage drop, resulting in efficient power transfer and reduced energy loss.
• Built-in protection features: It incorporates various protection mechanisms such as overcurrent protection, thermal shutdown, and under-voltage lockout, ensuring safe operation and preventing damage to the motor or the IC itself.

Package

The VNH7070BASTR is available in a compact and industry-standard PowerSSO-36 package, which facilitates easy integration into motor control systems.

Essence

The essence of VNH7070BASTR lies in its ability to provide robust and reliable motor control, enabling precise speed and direction control of DC motors.

Packaging/Quantity

This product is typically sold in reels containing a specified quantity of ICs, usually 250 or 500 units per reel.

Specifications

• Operating Voltage Range: 5.5V - 36V
• Continuous Output Current: Up to 30A
• Peak Output Current: Up to 60A
• Standby Current: <10µA
• Operating Temperature Range: -40°C to +150°C

Detailed Pin Configuration

The VNH7070BASTR features a total of 36 pins, each serving a specific function. Here is a detailed pin configuration:

1. IN1: Input 1
2. IN2: Input 2
3. PWM: Pulse Width Modulation input
4. VCC: Positive power supply voltage
5. GND: Ground
6. OUT1: Output 1
7. OUT2: Output 2
8. SENSE1: Current sense for output 1
9. SENSE2: Current sense for output 2
10. DIAG: Diagnostic output
11. EN: Enable input
12. CS: Current sense ground reference
13. VREF: Reference voltage output
14. VCP: Charge pump capacitor connection
15. CP1: Charge pump capacitor connection
16. CP2: Charge pump capacitor connection
17. CP3: Charge pump capacitor connection
18. CP4: Charge pump capacitor connection
19. CP5: Charge pump capacitor connection
20. CP6: Charge pump capacitor connection
21. CP7: Charge pump capacitor connection
22. CP8: Charge pump capacitor connection
23. CP9: Charge pump capacitor connection
24. CP10: Charge pump capacitor connection
25. CP11: Charge pump capacitor connection
26. CP12: Charge pump capacitor connection
27. CP13: Charge pump capacitor connection
28. CP14: Charge pump capacitor connection
29. CP15: Charge pump capacitor connection
30. CP16: Charge pump capacitor connection
31. CP17: Charge pump capacitor connection
32. CP18: Charge pump capacitor connection
33. CP19: Charge pump capacitor connection
34. CP20: Charge pump capacitor connection
35. CP21: Charge pump capacitor connection
36. CP22: Charge pump capacitor connection

Functional Features

• Bidirectional motor control: The VNH7070BASTR allows for controlling the speed and direction of DC motors, enabling forward and reverse operation.
• PWM control: It supports pulse width modulation (PWM) input, allowing precise speed control of the motor.
• Fault diagnostics: The diagnostic output pin provides information about various fault conditions such as overcurrent, overtemperature, and undervoltage, facilitating system troubleshooting and protection.

Advantages and Disadvantages

Advantages

• High current handling capability enables driving motors with higher power requirements.
• Low voltage drop results in efficient power transfer and reduced energy loss.
• Built-in protection features ensure safe operation and prevent damage to the motor or the IC itself.
• Compact package facilitates easy integration into motor control systems.

Disadvantages

• Limited to DC motor control applications, not suitable for other types of motors.
• Higher cost compared to basic motor control ICs without advanced features.

Working Principles

The VNH7070BASTR operates based on the H-bridge configuration, which allows bidirectional control of the motor. By controlling the input signals (IN1 and IN2) and the PWM signal, the IC can regulate the speed and direction of the connected DC motor. The built-in protection mechanisms monitor the current, temperature, and voltage levels to ensure safe operation and protect both the motor and the IC from potential damage.

Detailed