Overview
The VND7140AJ-E is a double-channel smart high-side driver produced by STMicroelectronics, designed specifically for automotive and industrial applications. This device features MultiSense analog feedback and is AEC-Q100 qualified, ensuring high reliability and performance in demanding environments. It is housed in a PowerSSO EP package with 16 pins, making it suitable for space-constrained designs.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Operating Supply Voltage (VCC) | 4 | 13 | 28 | V |
| On-state Resistance (RON) per Channel | - | 140 | 280 | mΩ |
| Current Limitation (ILIMH) | - | 12 | - | A |
| Standby Current (ISTBY) | - | - | 0.5 | µA |
| Junction Operating Temperature (Tj) | -40 | - | 150 | °C |
| Thermal Resistance Junction-Board (Rthj-board) | - | 7.7 | - | °C/W |
| Turn-on Delay Time (td(on)) | 10 | 70 | 120 | µs |
| Turn-off Delay Time (td(off)) | 10 | 40 | 100 | µs |
Key Features
- MultiSense Diagnostic Functions: Provides multiplexed analog feedback of load current, VCC supply voltage, and chip temperature. It also includes indications for overload, short to ground, thermal shutdown, OFF-state open-load detection, and output short to VCC detection.
- Integrated Protection: Offers overtemperature protection, overvoltage protection, current limitation, and negative voltage clamp.
- Low Standby Current: Very low standby current of up to 0.5 µA.
- Compact Package: Housed in a PowerSSO EP package with 16 pins, suitable for space-constrained designs.
- High Current Handling: Capable of driving loads up to 12 A efficiently.
- Compatibility with CMOS Outputs: Compatible with 3 V and 5 V CMOS outputs.
Applications
- Motor Drives: Ideal for driving DC and stepper motors in automotive and industrial applications.
- Relay Driving: Suitable for switching and controlling relay modules in control systems.
- Solenoid Control: Used for controlling solenoids in automation and robotics.
- Automotive Systems: Perfectly suited for automotive applications requiring reliable control of inductive loads.
- Industrial Automation: Used in industrial automation and appliance control systems that demand efficiency and safety.
Q & A
- Q: What is the maximum operating supply voltage for the VND7140AJ-E?
A: The maximum operating supply voltage is 28 V.
- Q: What is the typical on-state resistance of the VND7140AJ-E?
A: The typical on-state resistance is 140 mΩ per channel.
- Q: What are the diagnostic functions provided by the VND7140AJ-E?
A: The device provides multiplexed analog feedback of load current, VCC supply voltage, and chip temperature, along with indications for overload, short to ground, thermal shutdown, OFF-state open-load detection, and output short to VCC detection.
- Q: What is the maximum current limitation of the VND7140AJ-E?
A: The maximum current limitation is typically 12 A.
- Q: What is the standby current of the VND7140AJ-E?
A: The standby current is up to 0.5 µA.
- Q: Is the VND7140AJ-E AEC-Q100 qualified?
A: Yes, the VND7140AJ-E is AEC-Q100 qualified.
- Q: What are the typical applications of the VND7140AJ-E?
A: It is used in motor drives, relay driving, solenoid control, automotive systems, and industrial automation.
- Q: What is the package type of the VND7140AJ-E?
A: It is housed in a PowerSSO EP package with 16 pins.
- Q: Does the VND7140AJ-E provide thermal protection?
A: Yes, it includes overtemperature protection and thermal shutdown indication.
- Q: How does the MultiSense feature work in the VND7140AJ-E?
A: The MultiSense feature provides a dedicated multifunction multiplexed analog output pin that delivers feedback on load current, supply voltage, and chip temperature, along with various fault indications.
