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TPS65040 from TI,Texas Instruments

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TPS65040

Manufacturer: TI

CLOCK- AND POWER-MANAGEMENT IC FOR RF SYSTEM

Partnumber Manufacturer Quantity Availability
TPS65040 TI 120 In Stock

Description and Introduction

CLOCK- AND POWER-MANAGEMENT IC FOR RF SYSTEM The TPS65040 is a power management IC (PMIC) manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 2.5V to 6V  
- **Output Voltage Range:** Adjustable (for DC-DC converters) and fixed LDO outputs  
- **Number of Buck Converters:** 2 (step-down DC-DC converters)  
- **Number of LDOs:** 3 (low-dropout linear regulators)  
- **Switching Frequency:** 2.25 MHz (typical)  
- **Efficiency:** Up to 95% (depends on load and configuration)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-pin QFN (Quad Flat No-Lead)  

### **Descriptions:**  
- The TPS65040 is a highly integrated PMIC designed for portable applications, providing multiple power rails from a single input.  
- It includes two step-down DC-DC converters for high-efficiency power conversion and three LDOs for low-noise voltage regulation.  
- It is optimized for battery-powered systems, offering a compact and efficient power solution.  

### **Features:**  
- **Dual Step-Down Converters:**  
  - Adjustable output voltages (0.6V to 3.3V)  
  - High efficiency with synchronous rectification  
  - 2.25 MHz fixed-frequency PWM operation  
- **Three LDO Regulators:**  
  - Two adjustable (0.6V to 3.3V)  
  - One fixed output (1.8V or other preset options)  
  - Low dropout voltage for extended battery life  
- **Power Sequencing Control:** Supports configurable power-up/down sequencing.  
- **I²C Interface:** Allows dynamic voltage scaling and power management control.  
- **Protection Features:**  
  - Overcurrent protection  
  - Thermal shutdown  
  - Undervoltage lockout (UVLO)  

This information is based solely on the manufacturer's datasheet and technical documentation.

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