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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.

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.

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