Overview
The TPS92513HVDGQT is a 1.5A buck current regulator with an integrated MOSFET, designed by Texas Instruments for driving high-current LEDs. This LED driver supports an input voltage range of 4.5V to 60V (HV) and operates at a user-selectable fixed frequency with peak current mode control, ensuring excellent line and load regulation. It features independent inputs for analog and PWM dimming, enabling precise brightness control with high contrast ratios. The device is suitable for applications requiring efficient LED driving and is packaged in a 10-pin HVSSOP PowerPAD™.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4.5 to 60 | V | HV version |
| Output Current | 1.5 | A | Max |
| Switching Frequency | 100 to 2000 | kHz | User-selectable |
| Dimming Methods | Analog, PWM | - | Independent inputs |
| Package | HVSSOP PowerPAD™ | - | 10-pin |
| Operating Temperature | -40 to 125 | °C | Range |
| LED Current Accuracy | ±5% | - | Typical |
| Integrated MOSFET | 220mΩ | - | High-side |
Key Features
- Integrated 220mΩ high-side MOSFET for efficient power management.
- Supports analog and PWM dimming with independent inputs for precise brightness control.
- Adjustable switching frequency from 100kHz to 2MHz for optimized performance.
- Includes overcurrent and thermal shutdown protection for enhanced reliability.
- Compatible with low-voltage logic standards for easy integration with microcontrollers.
Applications
The TPS92513HVDGQT is widely used in high-current LED driving applications, including automotive lighting, industrial lighting, and consumer electronics. Its ability to handle high input voltages and provide precise dimming control makes it ideal for applications requiring efficient and reliable LED illumination. Additionally, its compact package and integrated protection features make it suitable for space-constrained designs.
Q & A
1. What is the input voltage range of the TPS92513HVDGQT?
The input voltage range is 4.5V to 60V for the HV version.
2. What is the maximum output current supported?
The maximum output current is 1.5A.
3. Does it support dimming control?
Yes, it supports both analog and PWM dimming with independent inputs.
4. What is the switching frequency range?
The switching frequency can be adjusted from 100kHz to 2MHz.
5. What protection features are included?
It includes overcurrent and thermal shutdown protection.
6. What package does it come in?
It is available in a 10-pin HVSSOP PowerPAD™ package.
7. Is it compatible with microcontrollers?
Yes, it is compatible with low-voltage logic standards for easy integration.
8. What is the typical LED current accuracy?
The typical LED current accuracy is ±5%.
9. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
10. What are its typical applications?
Typical applications include automotive lighting, industrial lighting, and consumer electronics.
