Overview
The TPS61235PRWLR, manufactured by Texas Instruments, is a high-efficiency synchronous boost converter designed for applications powered by single-cell Li-ion or Li-polymer batteries. This IC is particularly suitable for portable devices such as mobile power banks, tablets, and other battery-operated electronics. Its market positioning targets designers seeking compact, high-performance power management solutions with minimal external components. The TPS61235PRWLR stands out for its high current capability, programmable output current, and low quiescent current, making it ideal for 'always-on' applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 2.3 to 4.9 | V | |
| Output Voltage Range | 2.9 to 5.5 | V | Adjustable |
| Output Current | 6 | A | Switch |
| Switching Frequency | 1 | MHz | |
| Quiescent Current | 10 | µA | |
| Operating Temperature | -40 to +85 | °C | |
| Package | VQFN-9 | ||
| Efficiency | Up to 97 | % | 3.3V to 5V conversion |
Key Features
- High-efficiency synchronous boost converter with up to 97% efficiency.
- Programmable output current for precise power control.
- Low quiescent current of 10 µA, ideal for always-on applications.
- Integrated 14 mΩ/14 mΩ power switches for high current capability.
- Compact VQFN-9 package for space-constrained designs.
Applications
The TPS61235PRWLR is widely used in portable electronics, including mobile power banks, tablets, and USB-powered devices. Its ability to deliver high current with minimal external components makes it a preferred choice for battery-operated systems requiring efficient power management. Additionally, its programmable output current feature is beneficial in applications where precise power control is essential, such as in USB Type-C charging ports and battery-powered USB hubs.
Q & A
1. What is the input voltage range of the TPS61235PRWLR?
The input voltage range is 2.3V to 4.9V.
2. What is the maximum output current of the TPS61235PRWLR?
The maximum output current is 6A.
3. What is the efficiency of the TPS61235PRWLR?
The efficiency can reach up to 97% during 3.3V to 5V conversion.
4. What package does the TPS61235PRWLR come in?
It comes in a VQFN-9 package.
5. Is the output voltage adjustable?
Yes, the output voltage is adjustable from 2.9V to 5.5V.
6. What is the quiescent current of the TPS61235PRWLR?
The quiescent current is 10 µA.
7. What is the switching frequency of the TPS61235PRWLR?
The switching frequency is 1 MHz.
8. What are the typical applications of the TPS61235PRWLR?
Typical applications include mobile power banks, tablets, and USB-powered devices.
9. Does the TPS61235PRWLR support programmable output current?
Yes, it supports programmable output current for precise power control.
10. What is the operating temperature range of the TPS61235PRWLR?
The operating temperature range is -40°C to +85°C.
