Overview
The VNQ5E050AK-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 compatible 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 for enhanced diagnostic capabilities.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Outputs | 4 | - |
| Operating Temperature Range | -40°C to 150°C (TJ) | °C |
| Operating Voltage Range (VCC) | 4.5 V to 28 V | V |
| Max On-State Resistance (per channel) | 50 mΩ | mΩ |
| Current Limitation (typical) | 27 A | A |
| Off-State Supply Current | 2 µA | µA |
| Package Type | PowerSSO-24 | - |
| Output Type | N-Channel High Side | - |
| Input Type | Non-Inverting | - |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | - |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | - |
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 for wide currents range
- Current sense disable and off-state open-load detection
- Output short to VCC detection and overload and short to ground (power limitation) 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 VNQ5E050AK-E is suitable for various automotive applications, including driving resistive, inductive, and capacitive loads. It can be used as an LED driver and in other load driving applications within the automotive industry. The device's robust protective features and diagnostic capabilities make it ideal for ensuring reliable operation in demanding automotive environments.
Q & A
- What is the VNQ5E050AK-E used for?
The VNQ5E050AK-E is a quad channel high-side driver designed to drive 12 V automotive grounded loads and provide advanced protection and diagnostic functions.
- What is the operating temperature range of the VNQ5E050AK-E?
The operating temperature range is from -40°C to 150°C (TJ).
- What is the maximum on-state resistance per channel?
The maximum on-state resistance per channel is 50 mΩ.
- What are the key protective features of the VNQ5E050AK-E?
The device features load current limitation, inrush and overload active management, overtemperature shut-off with auto-restart, and overvoltage active clamp, among others.
- Is the VNQ5E050AK-E RoHS compliant?
- What type of inputs does the VNQ5E050AK-E have?
The device has 3.0 V and 5 V CMOS compatible non-inverting inputs.
- How many output channels does the VNQ5E050AK-E have?
The VNQ5E050AK-E has four output channels.
- What is the maximum current limitation of the VNQ5E050AK-E?
The typical current limitation is 27 A.
- Can the current sensing and diagnostic feedback be disabled?
- What types of loads can the VNQ5E050AK-E drive?
The device can drive all types of resistive, inductive, and capacitive loads.
