Overview
The VND7040AJTR is a double-channel smart high-side driver manufactured by STMicroelectronics using their proprietary VIPower® M0-7 technology. It is housed in a PowerSSO-16 package and is designed to drive 12 V automotive grounded loads through a 3 V and 5 V CMOS-compatible interface. This device is AEC-Q100 qualified, ensuring its suitability for automotive applications. It features very low standby current and integrates advanced protective functions along with sophisticated diagnostic capabilities.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| DC Supply Voltage (VCC) | 4 to 28 | V |
| Maximum Transient Supply Voltage (VCCPK) | 40 | V |
| Typical On-State Resistance (RON) | 40 mΩ | mΩ |
| Current Limitation (ILIMH) | 34 A | A |
| Standby Current (ISTBY) | 0.5 µA | µA |
| Junction Operating Temperature (Tj) | -40 to 150 | °C |
| Storage Temperature (Tstg) | -55 to 150 | °C |
Key Features
- Double channel smart high-side driver with MultiSense analog feedback.
- Very low standby current.
- Compatible with 3 V and 5 V CMOS outputs.
- Multiplexed analog feedback of load current, supply voltage, and chip temperature.
- Overload and short to ground (power limitation) indication.
- Thermal shutdown indication.
- OFF-state open-load detection and output short to VCC detection.
- Sense enable/disable for diagnostic functions.
- Undervoltage shutdown, overvoltage clamp, and load current limitation.
- Configurable latch-off on overtemperature or power limitation with dedicated fault reset pin.
- Electrostatic discharge protection.
Applications
The VND7040AJTR is primarily designed for automotive applications, particularly for driving 12 V automotive grounded loads. It is suitable for use in various automotive systems that require robust protection and diagnostic capabilities, such as engine control units, transmission control units, and other automotive power management systems.
Q & A
- What is the operating voltage range of the VND7040AJTR?
The operating voltage range is from 4 V to 28 V.
- What is the typical on-state resistance of the VND7040AJTR?
The typical on-state resistance is 40 mΩ.
- What are the diagnostic functions provided by the MultiSense feature?
The MultiSense feature provides multiplexed analog feedback of load current, supply voltage, and chip temperature, as well as indications for overload, short to ground, thermal shutdown, and OFF-state open-load detection.
- Is the VND7040AJTR AEC-Q100 qualified?
Yes, the VND7040AJTR is AEC-Q100 qualified, making it suitable for automotive applications.
- What is the standby current of the VND7040AJTR?
The standby current is 0.5 µA.
- What are the protection features of the VND7040AJTR?
The device includes undervoltage shutdown, overvoltage clamp, load current limitation, thermal shutdown, and configurable latch-off on overtemperature or power limitation.
- How does the FaultRST pin function?
The FaultRST pin unlatches the output in case of a fault or disables the latch-off functionality.
- What is the package type of the VND7040AJTR?
The device is housed in a PowerSSO-16 package.
- Is the VND7040AJTR compatible with 3 V and 5 V CMOS outputs?
Yes, it is compatible with both 3 V and 5 V CMOS outputs.
- What is the junction operating temperature range of the VND7040AJTR?
The junction operating temperature range is from -40°C to 150°C.
