Overview
The VNQ7040AYTR-E is a quad channel high-side driver manufactured by STMicroelectronics using their proprietary VIPower® technology. This device is housed in a PowerSSO-36 package and is designed to drive 12 V automotive grounded loads through a 3 V and 5 V CMOS-compatible interface. It integrates advanced protective functions and diagnostic capabilities, making it suitable for various automotive applications.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage - Supply (Vcc) | 4 V to 28 V |
| Max Transient Supply Voltage VCC | 41 V |
| Current - Output (Max) | 24 A |
| Typ. On-State Resistance (per channel) | 40 mΩ |
| Current Limitation (typ) | 34 A |
| Standby Current (max) | 0.5 µA |
| Package | PowerSSO-36 |
Key Features
- Quad channel smart high-side driver with MultiSense analog feedback
- LED Mode for channels 0 and 1
- Very low standby current
- Compatible with 3 V and 5 V CMOS outputs
- Multiplexed analog feedback of load current, VCC supply voltage, and chip temperature
- Overload and short to ground (power limitation) indication
- Thermal shutdown indication
- OFF-state open load detection
- Output short to VCC detection
- Sense enable/disable
- Undervoltage shutdown, overvoltage clamp, and load current limitation
- Self-limiting of fast thermal transients
- Configurable latch-off on overtemperature or power limitation with dedicated fault reset pin
- Loss of ground and loss of VCC protection
- Reverse battery protection through self turn-on
- Electrostatic discharge protection
Applications
The VNQ7040AYTR-E is specifically designed for automotive applications, including:
- Automotive turn indicators (up to P27W or SAE1156 and R5W paralleled)
- LED Rear Combinations
- All types of automotive resistive, inductive, and capacitive loads
Q & A
- What is the VNQ7040AYTR-E used for?
The VNQ7040AYTR-E is a quad channel high-side driver used to drive 12 V automotive grounded loads. - What is the operating voltage range of the VNQ7040AYTR-E?
The operating voltage range is from 4 V to 28 V. - What is the maximum output current of the VNQ7040AYTR-E?
The maximum output current is 24 A. - What is the typical on-state resistance of the VNQ7040AYTR-E?
The typical on-state resistance is 40 mΩ. - Does the VNQ7040AYTR-E have built-in protective functions?
Yes, it includes undervoltage shutdown, overvoltage clamp, load current limitation, and thermal shutdown. - What diagnostic functions does the VNQ7040AYTR-E provide?
The device provides multiplexed analog feedback of load current, VCC supply voltage, and chip temperature, as well as indications for overload, short to ground, and thermal shutdown. - Is the VNQ7040AYTR-E compatible with CMOS outputs?
Yes, it is compatible with 3 V and 5 V CMOS outputs. - What package type is the VNQ7040AYTR-E housed in?
The device is housed in a PowerSSO-36 package. - Does the VNQ7040AYTR-E have a standby mode?
Yes, it has a very low standby current of 0.5 µA. - What types of automotive loads can the VNQ7040AYTR-E drive?
The device can drive all types of automotive resistive, inductive, and capacitive loads.
