Overview
The VNI8200XP-32 is a monolithic 8-channel driver designed by STMicroelectronics using their VIPower™ technology. This IC is intended to drive various types of loads with one side connected to ground. It operates within a voltage range of 10.5 V to 36 V and features a low supply current, making it energy-efficient. The device includes a selectable interface for either SPI or parallel control, a 4x2 LED matrix for output status indication, and a micropower step-down switching regulator. These features make the VNI8200XP-32 suitable for a wide range of industrial and control applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage Operating Range | 10.5 - 36 | V |
| Output Current per Channel | 1.0 A | A |
| Supply Current (OFF state) | 1 mA | mA |
| Supply Current (ON state) | 5.3 mA | mA |
| SPI Interface Frequency | Up to 5 MHz | MHz |
| DC-DC Output Current | 100 mA | mA |
| Package Type | PowerSSO-36 | - |
| Operating Temperature Range | -40 to 125 | °C |
Key Features
- Selectable SPI or parallel interface with 8-bit or 16-bit communication and daisy chain capability
- 100 mA high-efficiency step-down switching regulator with integrated boot diode and adjustable output voltage
- 4x2 LED matrix for efficient output status indication
- Per-channel overload and short-circuit protection
- Per-channel and independent overtemperature protection
- Fast demagnetization of inductive loads (Vout clamp)
- Overvoltage protection (VCC clamping)
- Loss of GND protection
- Power Good diagnostic and common fault open drain output
- IC warning temperature detection
- 5 V and 3.3 V compatible I/Os
- Designed to meet IEC61131-2, IEC61000-4-2, IEC61000-4-4, and IEC61000-4-5 standards
Applications
- Programmable logic control
- Industrial PC peripheral input/output
- Numerical control machines
Q & A
- What is the voltage operating range of the VNI8200XP-32?
The VNI8200XP-32 operates within a voltage range of 10.5 V to 36 V.
- What is the maximum output current per channel for the VNI8200XP-32?
The maximum output current per channel is 1.0 A.
- What types of interfaces are supported by the VNI8200XP-32?
The device supports both SPI and parallel interfaces, with the option for 8-bit or 16-bit communication.
- What is the purpose of the 4x2 LED matrix in the VNI8200XP-32?
The 4x2 LED matrix is used for efficient driving of LEDs to indicate the on/off status of each of the 8 outputs.
- What kind of protection mechanisms are built into the VNI8200XP-32?
The device includes per-channel overload and short-circuit protection, per-channel and independent overtemperature protection, overvoltage protection, and loss of GND protection.
- Can the VNI8200XP-32 drive all types of loads?
- What is the function of the integrated step-down switching regulator?
The integrated step-down switching regulator provides a high-efficiency 100 mA output current, which can be used to supply the VREG pin and other application components.
- Is the VNI8200XP-32 compliant with any specific industry standards?
- What is the package type of the VNI8200XP-32?
The device is packaged in a PowerSSO-36 package with an exposed pad down (EPD).
- What is the operating temperature range of the VNI8200XP-32?
The operating temperature range is from -40°C to 125°C.
