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KB4540ES5-4.2 from KINGBOR

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31.250ms

KB4540ES5-4.2

Manufacturer: KINGBOR

Li-Ion Battery Charger

Partnumber Manufacturer Quantity Availability
KB4540ES5-4.2,KB4540ES542 KINGBOR 3203 In Stock

Description and Introduction

Li-Ion Battery Charger The KB4540ES5-4.2 is a product manufactured by KINGBOR. Below are the factual details from Ic-phoenix technical data files:  

### **Specifications:**  
- **Input Voltage:** 4.5V  
- **Output Voltage:** 4.2V  
- **Output Current:** 500mA  
- **Dropout Voltage:** 300mV (typical)  
- **Quiescent Current:** 60μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** SOT-23-5  

### **Descriptions:**  
- The KB4540ES5-4.2 is a low-dropout (LDO) voltage regulator designed for stable power supply in portable and battery-powered applications.  
- It provides a fixed 4.2V output with high accuracy and low power consumption.  

### **Features:**  
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.  
- **Low Quiescent Current:** Reduces power loss in standby mode.  
- **Over-Current Protection:** Safeguards the device from excessive load conditions.  
- **Thermal Shutdown Protection:** Prevents damage from overheating.  
- **Stable with Low ESR Capacitors:** Works reliably with ceramic capacitors.  

This information is based solely on Ic-phoenix technical data files provided.

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