Overview
The VN5E025AJ-E is a single-channel high-side driver manufactured by STMicroelectronics using their proprietary VIPower M0-5 technology. This device is housed in the compact PowerSSO-12 package and is designed to drive 12 V automotive grounded loads. It offers advanced protection, diagnostic functions, and a 3 V and 5 V CMOS compatible interface, making it easy to integrate with any microcontroller.
The VN5E025AJ-E features inrush current active management, very low standby current, and optimized electromagnetic emissions. It also includes various diagnostic functions such as proportional load current sense, high current sense precision, and multiple protection mechanisms like undervoltage shutdown, overvoltage clamp, and thermal shutdown with autorestart.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Operating Supply Voltage (VCC) | 4.5 | 13 | 28 | V |
| Undervoltage Shutdown (VUSD) | 3.5 | 4.5 | V | |
| On-State Resistance (RON) | 25 | 50 | mΩ | |
| Current Limitation (ILIMH) | 60 | A | ||
| Off-State Supply Current (IS) | 2 | µA | ||
| Junction Operating Temperature (Tj) | -40 | 150 | °C | |
| Thermal Resistance Junction-Case (Rthj-case) | 1.4 | °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
- Proportional load current sense with high precision for a wide current range
- Diagnostic functions including current sense disable, off-state open-load detection, output short to VCC detection, and overload indication
- Protection mechanisms: undervoltage shutdown, overvoltage clamp, load current limitation, self-limiting of fast thermal transients, protection against loss of ground and VCC, over-temperature shutdown with autorestart, and reverse battery protection
- Electrostatic discharge protection
Applications
The VN5E025AJ-E is suitable for driving various types of resistive, inductive, and capacitive loads in automotive applications. It is particularly useful as an LED driver and in other applications where robust protection and diagnostic capabilities are required.
Q & A
- What is the operating supply voltage range of the VN5E025AJ-E?
The operating supply voltage range is from 4.5 V to 28 V.
- What is the typical on-state resistance of the VN5E025AJ-E?
The typical on-state resistance is 25 mΩ.
- What is the current limitation of the VN5E025AJ-E?
The current limitation is typically 60 A.
- What are the diagnostic functions of the VN5E025AJ-E?
The device includes proportional load current sense, high current sense precision, current sense disable, off-state open-load detection, output short to VCC detection, overload indication, and thermal shutdown indication.
- What protection mechanisms are integrated into the VN5E025AJ-E?
The device features undervoltage shutdown, overvoltage clamp, load current limitation, self-limiting of fast thermal transients, protection against loss of ground and VCC, over-temperature shutdown with autorestart, and reverse battery protection.
- What is the junction operating temperature range of the VN5E025AJ-E?
The junction operating temperature range is from -40°C to 150°C.
- How does the VN5E025AJ-E manage inrush current?
The device manages inrush current through active power limitation.
- Is the VN5E025AJ-E protected against electrostatic discharge?
- What type of loads can the VN5E025AJ-E drive?
The device can drive all types of resistive, inductive, and capacitive loads, and is particularly suitable as an LED driver.
- What is the package type of the VN5E025AJ-E?
The device is housed in the PowerSSO-12 package.
