Overview
The VN5E025ASO-E is a single-channel high-side driver manufactured by STMicroelectronics using their proprietary VIPower® M0-5 technology. This device is housed in an SO-16L package and is designed for various automotive and industrial applications. It features advanced diagnostic and protective functions, making it suitable for driving resistive, inductive, and capacitive loads. The VN5E025ASO-E integrates a 3.0 V and 5 V CMOS-compatible interface, allowing seamless integration with microcontrollers.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| DC Supply Voltage (VCC) | 4.5 to 28 | V |
| Transient Supply Voltage (VCCPK) | 41 | V |
| Max On-State Resistance (RON) | 6 mΩ (typical at Tj = 25°C) | mΩ |
| Current Limitation (ILIMH) | Internally limited, typically around 90 A | A |
| Off-State Supply Current (IS) | 2 µA (typical) | µA |
| Junction Operating Temperature (Tj) | -40 to 150 | °C |
| Storage Temperature (TSTG) | -55 to 150 | °C |
| Thermal Resistance Junction-Case (Rthj-case) | 0.45 | °C/W |
Key Features
- Very low standby current
- 3.0 V and 5 V CMOS-compatible inputs
- Optimized electromagnetic emissions and very low electromagnetic susceptibility
- Proportional load current sense with high current sense precision
- Diagnostics include off-state open-load detection, output short to VCC detection, overload and short to ground indication, and thermal shutdown indication
- Protection features include inrush current active management, undervoltage shutdown, overvoltage clamp, load current limitation, and overtemperature shutdown with auto-restart
- Reverse battery protection and electrostatic discharge protection
Applications
The VN5E025ASO-E is suitable for all types of resistive, inductive, and capacitive loads. It is particularly useful in automotive applications, such as driving motors, solenoids, and other high-current devices. Additionally, it can be used in industrial automation, robotics, and any application requiring robust and reliable high-side switching.
Q & A
- What is the maximum DC supply voltage for the VN5E025ASO-E?
The maximum DC supply voltage is 28 V, with a transient supply voltage of up to 41 V for short periods.
- What is the typical on-state resistance of the VN5E025ASO-E?
The typical on-state resistance (RON) is 6 mΩ at a junction temperature of 25°C.
- What are the diagnostic features of the VN5E025ASO-E?
The device includes diagnostic features such as proportional load current sense, off-state open-load detection, output short to VCC detection, overload and short to ground indication, and thermal shutdown indication.
- What protection features does the VN5E025ASO-E offer?
The device offers protection features including inrush current active management, undervoltage shutdown, overvoltage clamp, load current limitation, overtemperature shutdown with auto-restart, reverse battery protection, and electrostatic discharge protection.
- What is the operating temperature range of the VN5E025ASO-E?
The junction operating temperature range is -40 to 150°C, and the storage temperature range is -55 to 150°C.
- Is the VN5E025ASO-E compatible with microcontrollers?
Yes, it has 3.0 V and 5 V CMOS-compatible inputs, making it compatible with most microcontrollers.
- What types of loads can the VN5E025ASO-E drive?
The device can drive resistive, inductive, and capacitive loads.
- How does the VN5E025ASO-E manage inrush current?
The device actively manages inrush current through power limitation.
- What is the thermal resistance junction-case of the VN5E025ASO-E?
The thermal resistance junction-case (Rthj-case) is 0.45 °C/W.
- Does the VN5E025ASO-E have electrostatic discharge protection?
Yes, the device includes electrostatic discharge protection.
