Overview
The VNQ6040S-E, produced by STMicroelectronics, is a quad-channel high-side driver designed using STMicroelectronics' VIPower technology. This device is intended for driving resistive or inductive loads directly connected to ground. It features advanced protection mechanisms, including voltage transient protection on the VCC pin, and supports programming, control, and diagnostics via the SPI bus. The device also includes real-time diagnostic capabilities and advanced limp home functionalities for robust fail-safe systems.
Key Specifications
| Parameter | Value |
|---|---|
| Output Configuration | High Side |
| Output Type | N-Channel |
| Interface | SPI |
| Voltage - Load | 5V ~ 28V |
| Voltage - Supply (VCC/VDD) | - |
| Operating Temperature (°C) (min) | -40 |
| Operating Temperature (°C) (max) | - |
| Package | 36-PowerBFSOP |
| Maximum Current | 25A |
| On-Resistance | 35mOhm |
Key Features
- 16-bit ST-SPI for full and diagnostic control
- Programmable BULB/LED mode
- Integrated PWM and phase shift generation unit
- 160 Hz internal PWM fallback frequency
- Advanced limp home functionalities for robust fail-safe systems
- Very low standby current
- Optimized electromagnetic emissions and susceptibility
- Multiplex proportional load current sense and synchronous diagnostic of overload and short to GND
- Programmable case overtemperature warning
- Load current limitation, self-limiting of fast thermal transients, and power limitation with overtemperature shutdown
- Undervoltage shutdown, overvoltage clamp, and reverse battery protection
- Load dump protection and protection against loss of ground
Applications
The VNQ6040S-E is suitable for various automotive and industrial applications where high-side driving of resistive or inductive loads is required. It is particularly useful in systems that demand robust fail-safe mechanisms, such as automotive lighting, motor control, and ignition systems. The device's advanced diagnostic and protection features make it an ideal choice for applications requiring high reliability and safety.
Q & A
- What is the VNQ6040S-E used for? The VNQ6040S-E is used for driving resistive or inductive loads directly connected to ground in automotive and industrial applications.
- What technology is used in the VNQ6040S-E? The VNQ6040S-E is made using STMicroelectronics' VIPower technology.
- How is the device controlled and diagnosed? The device is controlled and diagnosed via the SPI bus.
- What are the key protection features of the VNQ6040S-E? The device features load current limitation, self-limiting of fast thermal transients, power limitation with overtemperature shutdown, undervoltage shutdown, overvoltage clamp, reverse battery protection, load dump protection, and protection against loss of ground.
- What is the limp home mode in the VNQ6040S-E? In limp home mode, the states of the channels are controlled by dedicated pins IN0, IN1, IN2, and IN3 in case of loss of digital supply, reset of digital memory, or CSN monitoring time-out event.
- What is the operating temperature range of the VNQ6040S-E? The operating temperature range is from -40°C to a specified maximum temperature.
- What is the maximum current rating of the VNQ6040S-E? The maximum current rating is 25A.
- What is the on-resistance of the VNQ6040S-E? The on-resistance is 35mOhm.
- Is the VNQ6040S-E compliant with any specific regulations? Yes, it is in compliance with the 2002/95/EC regulation.
- What package type is the VNQ6040S-E available in? The VNQ6040S-E is available in a 36-PowerBFSOP package.
