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MB3821PFV from FUJITSU,Fujitsu Microelectronics

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MB3821PFV

Manufacturer: FUJITSU

2-ch DC/DC Converter IC With Synchronous Rectifier

Partnumber Manufacturer Quantity Availability
MB3821PFV FUJITSU 320 In Stock

Description and Introduction

2-ch DC/DC Converter IC With Synchronous Rectifier **MB3821PFV Manufacturer: FUJITSU**  

### **Specifications:**  
- **Type:** Voltage Regulator IC  
- **Package:** SOP-8 (Small Outline Package, 8-pin)  
- **Input Voltage Range:** 4.5V to 18V  
- **Output Voltage Range:** Adjustable (via external resistors)  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 300kHz (typical)  
- **Efficiency:** High efficiency due to PWM control  
- **Protection Features:** Overcurrent protection (OCP), thermal shutdown  

### **Descriptions:**  
The **MB3821PFV** is a step-down (buck) switching regulator IC designed for DC-DC voltage conversion. It integrates a PWM controller, MOSFET driver, and other control circuitry to provide stable and efficient power supply solutions.  

### **Features:**  
- **Adjustable Output Voltage** (via external resistor divider)  
- **High Efficiency** (PWM control reduces power loss)  
- **Built-in Soft-Start Function** (prevents inrush current)  
- **Low Standby Current** (improves power-saving performance)  
- **Compact SOP-8 Package** (suitable for space-constrained applications)  
- **Wide Input Voltage Range** (4.5V to 18V)  
- **Overcurrent and Thermal Protection** (enhances reliability)  

This IC is commonly used in power supply circuits for consumer electronics, industrial equipment, and automotive applications.

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