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LP3971SQX-B410 from NS,National Semiconductor

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LP3971SQX-B410

Manufacturer: NS

POWER MANAGEMENT UNIT FOR ADVANCED APPLICATION PROCESSORS

Partnumber Manufacturer Quantity Availability
LP3971SQX-B410,LP3971SQXB410 NS 40000 In Stock

Description and Introduction

POWER MANAGEMENT UNIT FOR ADVANCED APPLICATION PROCESSORS The LP3971SQX-B410 is a power management IC (PMIC) manufactured by Texas Instruments. Below are its key specifications, descriptions, and features based on available data:  

### **Manufacturer:** Texas Instruments (TI)  
### **Part Number:** LP3971SQX-B410  

#### **Key Features:**  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Output Voltage:** Adjustable and fixed options (varies by regulator)  
- **Number of Regulators:**  
  - 3 high-efficiency step-down (buck) DC-DC converters  
  - 6 low-dropout (LDO) linear regulators  
- **Switching Frequency:** Adjustable (typically up to 2.25 MHz)  
- **Efficiency:** Up to 95% (for buck converters)  
- **Package Type:** 32-pin WQFN (5mm x 5mm)  

#### **Applications:**  
- Portable and battery-powered devices  
- Smartphones, tablets, and handheld electronics  
- Embedded systems requiring multiple voltage rails  

#### **Additional Features:**  
- Dynamic voltage scaling (DVS) for power optimization  
- I²C interface for programmable control  
- Power sequencing support  
- Thermal shutdown and overcurrent protection  

For exact pin configurations, electrical characteristics, and application circuits, refer to the official **Texas Instruments datasheet**.

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