Overview
The TPS92513HVDGQR is a high-performance LED driver produced by Texas Instruments, designed for driving high-current LEDs in various applications. This model is part of the TPS92513 series, which integrates a MOSFET to provide efficient current regulation. It supports an input voltage range of 4.5V to 60V (HV version), making it suitable for both standard and high-voltage applications. The TPS92513HVDGQR is particularly noted for its peak current mode control, which ensures excellent line and load regulation. It is ideal for applications requiring precise LED current control, such as automotive lighting, industrial lighting, and consumer electronics.
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 |
| LED Current Accuracy | ±5 | % | |
| Dimming Contrast | 10:1 (Analog), 100:1 (PWM) | ||
| Package | HVSSOP-10 | PowerPAD™ | |
| Operating Temperature | -40 to 125 | °C |
Key Features
- Integrated 220mΩ high-side MOSFET for efficient current regulation.
- Supports both analog and PWM dimming with independent inputs.
- Adjustable input undervoltage lockout (UVLO) for flexible power management.
- Cycle-by-cycle overcurrent protection and thermal shutdown for enhanced safety.
- Compatible with low-voltage logic standards for easy integration with microcontrollers.
Applications
The TPS92513HVDGQR is widely used in applications requiring precise LED current control, such as automotive lighting (headlights, taillights), industrial lighting (high-bay lights, streetlights), and consumer electronics (LED displays, backlighting). Its ability to drive high-current LEDs with excellent regulation makes it a preferred choice for designers looking to optimize performance and reliability in their lighting systems.
Q & A
What is the input voltage range of the TPS92513HVDGQR?
The input voltage range is 4.5V to 60V for the HV version.
What is the maximum output current supported?
The maximum output current is 1.5A.
Does it support dimming?
Yes, it supports both analog and PWM dimming with independent inputs.
What is the switching frequency range?
The switching frequency can be set between 100kHz and 2MHz.
What type of protection features are included?
It includes cycle-by-cycle overcurrent protection and thermal shutdown.
What is the package type?
It is available in a 10-pin HVSSOP PowerPAD™ package.
Is it compatible with microcontrollers?
Yes, the PWM input is compatible with low-voltage logic standards for easy integration.
What is the dimming contrast ratio?
The contrast ratio is 10:1 for analog dimming and 100:1 for PWM dimming.
What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
Can it be used in multi-string LED applications?
Yes, it supports multi-string applications with external clock synchronization to reduce beat frequency and simplify EMI filtering.
