Overview
The TPS65023QRSBRQ1 is an integrated power management IC (PMIC) produced by Texas Instruments. It is designed for single-cell Li-ion or Li-polymer battery-powered applications that require multiple power rails. This model is particularly suited for processor-based systems, providing core voltage, peripheral, I/O, and memory rails. Its compact design and high efficiency make it a competitive choice for portable and power-sensitive applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 3 | V | |
| Output Current | 1 | A | |
| Package | WQFN-40 | ||
| Operating Temperature Range | -40 to +85 | °C | |
| Supply Current | 85 | µA | |
| Number of Outputs | 3 | Buck Converters | |
| LDO Outputs | 2 | 200 mA each | |
| I2C Interface | Yes | Up to 400 kHz |
Key Features
- Three high-efficiency buck converters for core, peripheral, and memory voltage rails.
- Two 200-mA LDO regulators with configurable output voltages.
- Dynamic voltage scaling for optimized power efficiency.
- I2C interface for control and monitoring.
- Compact 40-pin WQFN package for space-constrained designs.
Applications
The TPS65023QRSBRQ1 is widely used in portable electronics, such as smartphones, tablets, and handheld devices. It is also suitable for industrial applications, including embedded systems and IoT devices, where efficient power management is critical. Its ability to handle multiple power rails makes it ideal for processor-based systems requiring dynamic voltage scaling.
Q & A
1. What is the input voltage range for the TPS65023QRSBRQ1?
The input voltage range is from 2.7 V to 6.5 V.
2. Can the LDO outputs be dynamically controlled?
Yes, the LDO outputs can be dynamically controlled via the I2C interface.
3. What is the maximum efficiency of the buck converters?
The buck converters achieve up to 95% efficiency under optimal conditions.
4. Is the TPS65023QRSBRQ1 RoHS compliant?
Yes, it is RoHS compliant.
5. What is the purpose of the I2C interface?
The I2C interface allows for dynamic voltage scaling, enabling/disabling outputs, and monitoring status.
6. What is the typical quiescent current?
The typical quiescent current is 85 µA.
7. Can this IC operate in extreme temperatures?
Yes, it operates reliably in temperatures ranging from -40°C to +85°C.
8. How many power rails does this IC support?
It supports three buck converters and two LDO regulators, totaling five power rails.
9. Is this IC suitable for automotive applications?
Yes, its robust design makes it suitable for automotive and industrial applications.
10. What is the package type of the TPS65023QRSBRQ1?
It comes in a 40-pin WQFN package.
