Overview
The VNQ5E050MK-E is a quad channel high-side driver manufactured by STMicroelectronics using their proprietary VIPower™ M0-5 technology. It is housed in a PowerSSO-24 package and is designed to drive 12 V automotive grounded loads, providing advanced protection and diagnostic functions. The device features a 3 V and 5 V CMOS compatible interface, making it suitable for use with any microcontroller. It integrates various protective functions such as load current limitation, inrush and overload active management, overtemperature shut-off with auto-restart, and overvoltage active clamp. Each output channel has a dedicated analog current sense pin, enabling enhanced diagnostic capabilities including fast detection of overload, short-circuit to ground, and overtemperature indication.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| DC Supply Voltage (VCC) | 4.5 to 28 | V |
| Absolute Maximum Supply Voltage (VCC) | 41 | V |
| On-state Resistance (RON) | 50 | mΩ |
| Current Limitation (ILIMH) | 27 | A |
| Off-state Supply Current (IS) | 2 µA | µA |
| Junction Operating Temperature (Tj) | -40 to 150 | °C |
| Storage Temperature (Tstg) | -55 to 150 | °C |
Key Features
- Inrush current active management by power limitation
- Very low standby current
- 3.0 V and 5 V CMOS compatible inputs
- Optimized electromagnetic emissions and very low electromagnetic susceptibility
- Compliance with European directive 2002/95/EC
- Very low current sense leakage
- Proportional load current sense and high current sense precision
- Current sense disable and off-state open-load detection
- Output short to VCC detection and overload/short to ground indication
- Thermal shutdown indication and overtemperature shutdown with auto-restart
- Undervoltage shutdown, overvoltage clamp, and load current limitation
- Protection against loss of ground and loss of VCC, reverse battery protection, and electrostatic discharge protection
Applications
The VNQ5E050MK-E is suitable for all types of resistive, inductive, and capacitive loads in automotive applications. It can be used as an LED driver and in various other automotive systems requiring high-side switching with advanced diagnostic and protective features.
Q & A
- What is the VNQ5E050MK-E used for?
The VNQ5E050MK-E is a quad channel high-side driver designed to drive 12 V automotive grounded loads and provide advanced protection and diagnostic functions.
- What package does the VNQ5E050MK-E come in?
The VNQ5E050MK-E is housed in a PowerSSO-24 package.
- What are the key protective features of the VNQ5E050MK-E?
The device features load current limitation, inrush and overload active management, overtemperature shut-off with auto-restart, and overvoltage active clamp, among others.
- What is the operating voltage range of the VNQ5E050MK-E?
The operating voltage range is from 4.5 V to 28 V.
- What is the maximum on-state resistance of the VNQ5E050MK-E?
The maximum on-state resistance (RON) is 50 mΩ.
- Does the VNQ5E050MK-E have diagnostic functions?
Yes, it includes proportional load current sense, high current sense precision, and various diagnostic indications such as overload, short-circuit to ground, and overtemperature.
- Is the VNQ5E050MK-E compatible with microcontrollers?
Yes, it has 3 V and 5 V CMOS compatible inputs, making it suitable for use with any microcontroller.
- What are the thermal specifications of the VNQ5E050MK-E?
The junction operating temperature range is -40 °C to 150 °C, and the storage temperature range is -55 °C to 150 °C.
- Does the VNQ5E050MK-E have electrostatic discharge protection?
Yes, it includes electrostatic discharge protection.
- What types of loads can the VNQ5E050MK-E drive?
The device can drive all types of resistive, inductive, and capacitive loads.
- Is the VNQ5E050MK-E compliant with any specific directives?
Yes, it is compliant with the European directive 2002/95/EC.
