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MAX1922ETB+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX1922ETB+

Manufacturer: MAXIM

1A Current-Limited Switch for 2 USB Ports

Partnumber Manufacturer Quantity Availability
MAX1922ETB+ MAXIM 40000 In Stock

Description and Introduction

1A Current-Limited Switch for 2 USB Ports The MAX1922ETB+ is a DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX1922ETB+  
- **Type:** Step-Up (Boost) DC-DC Converter  
- **Input Voltage Range:** 0.7V to 5.5V  
- **Output Voltage Range:** Adjustable (up to 5.5V)  
- **Output Current:** Up to 300mA  
- **Switching Frequency:** 1MHz (typical)  
- **Efficiency:** Up to 95%  
- **Package:** 10-TDFN (3x3mm)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The MAX1922ETB+ is a high-efficiency, step-up DC-DC converter designed for low-input-voltage applications. It is optimized for battery-powered systems and can operate from input voltages as low as 0.7V, making it suitable for single-cell alkaline or NiMH/NiCd battery applications.  

### **Features:**  
- **Ultra-Low Input Voltage Operation (0.7V to 5.5V)**  
- Adjustable output voltage (up to 5.5V)  
- **High Efficiency (up to 95%)**  
- **1MHz Fixed-Frequency PWM Operation**  
- **Low Quiescent Current (30µA typical)**  
- **Internal Synchronous Rectifier**  
- **Soft-Start Functionality**  
- **Overcurrent and Thermal Protection**  
- **Compact 10-TDFN Package**  

This information is strictly based on manufacturer-provided specifications.

Application Scenarios & Design Considerations

1A Current-Limited Switch for 2 USB Ports

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