Overview
The VN5050JJ-E is a monolithic device produced by STMicroelectronics, utilizing their VIPower technology. It is designed to drive resistive or inductive loads with one side connected to ground. This device is particularly suited for automotive applications and features an active VCC pin voltage clamp to protect against low energy spikes, as outlined in the ISO7637 transient compatibility table.
The VN5050JJ-E integrates an analog current sense that delivers a current proportional to the load current, and it includes various protection mechanisms such as undervoltage shut-down, overvoltage clamp, and thermal shut-down with automatic restart.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Max Supply Voltage (VCC) | 41 | V |
| Operating Voltage Range (VCC) | 4.5 to 36 | V |
| Max On-State Resistance (RON) | 50 | mΩ |
| Current Limitation (typical) | 19 | A |
| Off-State Supply Current (IS) | 2 | µA |
| Package | PowerSSO-12 | |
| Operating Temperature Range | -40 to 150 | °C |
Key Features
- Inrush current active management by power limitation
- Very low stand-by current
- 3.0V CMOS compatible input
- Optimized electromagnetic emission and very low electromagnetic susceptibility
- In compliance with the 2002/95/EC European directive
- Proportional load current sense with high current sense precision
- Current sense disable and thermal shutdown indication
- Undervoltage shut-down, overvoltage clamp, and load current limitation
- Protection against loss of ground and loss of VCC, thermal shut-down, and reverse battery protection
- Electrostatic discharge protection
Applications
The VN5050JJ-E is suitable for driving all types of resistive, inductive, and capacitive loads in automotive applications. It can be used as an LED driver and in various other applications where robust and reliable load management is required.
Q & A
- What is the maximum supply voltage for the VN5050JJ-E?
The maximum supply voltage for the VN5050JJ-E is 41 V.
- What is the operating voltage range of the VN5050JJ-E?
The operating voltage range is from 4.5 V to 36 V.
- What is the typical current limitation of the VN5050JJ-E?
The typical current limitation is 19 A.
- What type of protection does the VN5050JJ-E offer against thermal issues?
The device features thermal shut-down with automatic restart.
- Is the VN5050JJ-E compliant with any specific European directives?
Yes, it is in compliance with the 2002/95/EC European directive.
- What is the purpose of the analog current sense in the VN5050JJ-E?
The analog current sense delivers a current proportional to the load current.
- How does the VN5050JJ-E manage inrush current?
The device manages inrush current through active power limitation.
- What is the off-state supply current of the VN5050JJ-E?
The off-state supply current is 2 µA.
- What package type is the VN5050JJ-E available in?
The device is available in the PowerSSO-12 package.
- Does the VN5050JJ-E have any protection against electrostatic discharge?
Yes, it includes electrostatic discharge protection.
