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XC9111E181MR from TOREX

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15.625ms

XC9111E181MR

Manufacturer: TOREX

PFM Controlled Step-Up DC/DC Converter / Controller ICs

Partnumber Manufacturer Quantity Availability
XC9111E181MR TOREX 100 In Stock

Description and Introduction

PFM Controlled Step-Up DC/DC Converter / Controller ICs Here are the factual details about the part **XC9111E181MR** from the manufacturer **TOREX**:

### **Specifications:**
- **Manufacturer:** TOREX  
- **Part Number:** XC9111E181MR  
- **Type:** DC/DC Converter (Step-Down Switching Regulator)  
- **Input Voltage Range:** 2.5V to 6.0V  
- **Output Voltage:** 1.8V (Fixed)  
- **Output Current:** 1.0A (Max)  
- **Switching Frequency:** 1.2MHz (Typical)  
- **Efficiency:** Up to 95%  
- **Quiescent Current:** 30μA (Typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOT-25 (5-pin)  

### **Descriptions:**
- The **XC9111E181MR** is a high-efficiency, step-down DC/DC converter with a built-in N-channel MOSFET.  
- It features a PWM/PFM auto-switching control mode for improved efficiency across different load conditions.  
- The device includes under-voltage lockout (UVLO), thermal shutdown, and overcurrent protection.  

### **Features:**
- **Low Dropout Voltage:** Operates efficiently even when input voltage is close to output.  
- **Auto PWM/PFM Switching:** Optimizes efficiency at both light and heavy loads.  
- **Built-in Soft-Start:** Prevents inrush current at startup.  
- **Compact Package:** SOT-25 (small footprint for space-constrained applications).  
- **Protection Functions:** UVLO, thermal shutdown, and overcurrent protection.  

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

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