Overview
The TPS61177ARGRR is a high-efficiency, step-up DC/DC converter designed and manufactured by Texas Instruments. This product is part of the power management IC category and is specifically tailored for applications requiring a compact and efficient power solution. The TPS61177ARGRR is positioned as an ideal choice for portable electronics, display backlighting, and other low-power devices. Its unique selling points include its high efficiency, small footprint, and advanced features such as integrated power switches and programmable LED current, making it a competitive option in the market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 2.7 to 18 | V | |
| Output Voltage Range | Up to 38 | V | |
| Switching Frequency | 1.2 | MHz | Typical |
| Efficiency | Up to 92 | % | |
| Operating Temperature Range | -40 to 85 | °C | |
| Package | VQFN-20 | ||
| Integrated Power Switch | Yes | ||
| Programmable LED Current | Yes | ||
| Dimming Control | PWM | ||
| Protection Features | Over-temperature, Over-current |
Key Features
- High Efficiency: Up to 92% efficiency ensures minimal power loss, making it suitable for battery-powered devices.
- Compact Design: The VQFN-20 package offers a small footprint, ideal for space-constrained applications.
- Integrated Power Switch: Reduces external component count and simplifies design.
- Programmable LED Current: Allows precise control of LED brightness, enhancing flexibility in lighting applications.
- PWM Dimming Control: Supports smooth and precise brightness adjustment.
- Protection Features: Includes over-temperature and over-current protection for enhanced reliability.
Applications
The TPS61177ARGRR is widely used in various applications, including:
- Portable Electronics: Provides efficient power management for smartphones, tablets, and other portable devices.
- Display Backlighting: Ideal for LED backlighting in LCD displays, ensuring consistent and adjustable brightness.
- Industrial Equipment: Suitable for low-power industrial devices requiring reliable and efficient power conversion.
- Automotive Electronics: Used in automotive lighting and infotainment systems, offering robust performance in harsh environments.
Q & A
1. What is the input voltage range of the TPS61177ARGRR?
The input voltage range is 2.7 to 18 V.
2. What is the maximum output voltage?
The maximum output voltage is up to 38 V.
3. What is the typical switching frequency?
The typical switching frequency is 1.2 MHz.
4. Does it support dimming control?
Yes, it supports PWM dimming control.
5. What package does the TPS61177ARGRR come in?
It comes in a VQFN-20 package.
6. Is the power switch integrated?
Yes, the power switch is integrated.
7. What is the efficiency of this converter?
The efficiency can be up to 92%.
8. What protection features are included?
It includes over-temperature and over-current protection.
9. Can the LED current be programmed?
Yes, the LED current is programmable.
10. What is the operating temperature range?
The operating temperature range is -40 to 85 °C.
