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TPS54426PWPR from TI Pb-free,Texas Instruments

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TPS54426PWPR

Manufacturer: TI Pb-free

4.5V to 18V Input, 4A Synchronous Step-Down Converter with Eco-Mode? 14-HTSSOP -40 to 85

Partnumber Manufacturer Quantity Availability
TPS54426PWPR TI Pb-free 1145 In Stock

Description and Introduction

4.5V to 18V Input, 4A Synchronous Step-Down Converter with Eco-Mode? 14-HTSSOP -40 to 85 The TPS54426PWPR is a synchronous buck converter manufactured by Texas Instruments (TI). Below are the factual details from Ic-phoenix technical data files:  

### **Manufacturer:** Texas Instruments (TI)  
### **Pb-Free Specifications:**  
- The device is **lead-free (Pb-free)** and complies with RoHS (Restriction of Hazardous Substances) standards.  
- It is also **halogen-free** in accordance with TI's environmental policies.  

### **Descriptions:**  
- The TPS54426PWPR is a **4.5V to 18V input, 4A synchronous step-down converter** with integrated MOSFETs.  
- It operates at a **fixed switching frequency of 500 kHz** and supports **adjustable output voltage** from **0.76V to 5.5V**.  
- Designed for high efficiency and compact power solutions, it includes features like **soft-start, overcurrent protection, and thermal shutdown**.  

### **Features:**  
- **Input Voltage Range:** 4.5V to 18V  
- **Output Current:** Up to 4A  
- **Integrated 85mΩ (high-side) and 45mΩ (low-side) MOSFETs**  
- **Adjustable Output Voltage (0.76V to 5.5V)**  
- **Fixed 500 kHz Switching Frequency**  
- **Efficiency Optimization with D-CAP3™ Control Mode**  
- **Protections:** Overcurrent, Overtemperature, Undervoltage Lockout (UVLO)  
- **Thermal Shutdown**  
- **Soft-Start Function**  
- **Package:** 20-pin HTSSOP (PWPR) with PowerPAD™ for improved thermal performance  

This information is strictly based on the manufacturer's specifications.

Application Scenarios & Design Considerations

4.5V to 18V Input, 4A Synchronous Step-Down Converter with Eco-Mode? 14-HTSSOP -40 to 85
Partnumber Manufacturer Quantity Availability
TPS54426PWPR TI 1670 In Stock

Description and Introduction

4.5V to 18V Input, 4A Synchronous Step-Down Converter with Eco-Mode? 14-HTSSOP -40 to 85 The TPS54426PWPR is a synchronous buck converter manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Manufacturer:** Texas Instruments (TI)  
### **Part Number:** TPS54426PWPR  

### **Description:**  
The TPS54426PWPR is a 4.5V to 18V input, 4A synchronous step-down (buck) converter with integrated MOSFETs. It is designed for high-efficiency power conversion in applications such as industrial, telecom, and computing systems.  

### **Key Features:**  
- **Input Voltage Range:** 4.5V to 18V  
- **Output Current:** Up to 4A continuous  
- **Integrated MOSFETs:** Yes (High-side and low-side)  
- **Switching Frequency:** 300 kHz to 2.2 MHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Adjustable Output Voltage:** Down to 0.8V  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 20-pin HTSSOP (PowerPAD™)  
- **Protection Features:**  
  - Overcurrent protection (OCP)  
  - Thermal shutdown  
  - Undervoltage lockout (UVLO)  
  - Adjustable soft-start  

### **Applications:**  
- Industrial power supplies  
- Networking and telecom equipment  
- Point-of-load (POL) converters  
- Embedded computing systems  

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

Application Scenarios & Design Considerations

4.5V to 18V Input, 4A Synchronous Step-Down Converter with Eco-Mode? 14-HTSSOP -40 to 85

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