Overview
The VNQ5E050AKTR-E is a quad channel high-side driver manufactured by STMicroelectronics using their proprietary VIPower™ M0-5 technology. This device is housed in a PowerSSO-24 package and is designed to drive 12 V automotive grounded loads, providing advanced protection and diagnostic functions. It features a 3 V and 5 V CMOS compatible interface, making it compatible with any microcontroller. The device is optimized for automotive applications, offering inrush current active management, very low standby current, and enhanced electromagnetic compatibility.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Max Supply Voltage (VCC) | 41 | V |
| Operating Voltage Range (VCC) | 4.5 to 28 | V |
| Max On-State Resistance (per channel) | 50 mΩ (at Tj = 25°C) | mΩ |
| Current Limitation (typical) | 27 A | A |
| Off-State Supply Current | 2 µA (at VCC = 13 V, Tj = 25°C) | µA |
| Junction Operating Temperature | -40 to 150 | °C |
| Storage Temperature | -55 to 150 | °C |
| Thermal Resistance Junction-Case | 2.8 °C/W (with one channel ON) | °C/W |
Key Features
- Inrush current active management by power limitation
- Very low standby current
- 3.0 V CMOS compatible inputs
- Optimized electromagnetic emissions and very low electromagnetic susceptibility
- Compliance with European directive 2002/95/EC
- Proportional load current sense with high precision for a wide current range
- Current sense disable and off-state open-load detection
- Output short to VCC detection and overload/short to ground indication
- Undervoltage shutdown, overvoltage clamp, and load current limitation
- Self-limiting of fast thermal transients and protection against loss of ground and VCC
- Overtemperature shutdown with auto-restart and reverse battery protection
- Electrostatic discharge protection
Applications
The VNQ5E050AKTR-E is suitable for driving various types of resistive, inductive, and capacitive loads. It is particularly useful in automotive applications, such as driving LEDs, and in any scenario where advanced protection and diagnostic functions are required.
Q & A
- What is the maximum supply voltage for the VNQ5E050AKTR-E?
The maximum supply voltage is 41 V.
- What is the operating voltage range for this device?
The operating voltage range is from 4.5 V to 28 V.
- What is the typical current limitation for the VNQ5E050AKTR-E?
The typical current limitation is 27 A.
- How does the device manage inrush current?
The device manages inrush current through active power limitation.
- What are the diagnostic functions available on this device?
The device includes proportional load current sense, off-state open-load detection, output short to VCC detection, and overtemperature indication among others.
- Is the device protected against overtemperature conditions?
Yes, the device features overtemperature shutdown with auto-restart.
- What is the thermal resistance junction-case for this device?
The thermal resistance junction-case is 2.8 °C/W with one channel ON.
- Is the device compatible with CMOS inputs?
Yes, the device has 3 V and 5 V CMOS compatible inputs.
- What kind of electromagnetic compatibility does the device offer?
The device is optimized for low electromagnetic emissions and high electromagnetic susceptibility.
- Does the device have electrostatic discharge protection?
Yes, the device includes electrostatic discharge protection.
