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MAX1922ETB+C3B from MAXIM,MAXIM - Dallas Semiconductor

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MAX1922ETB+C3B

Manufacturer: MAXIM

1A Current-Limited Switch for 2 USB Ports

Partnumber Manufacturer Quantity Availability
MAX1922ETB+C3B,MAX1922ETBC3B MAXIM 10397 In Stock

Description and Introduction

1A Current-Limited Switch for 2 USB Ports The **MAX1922ETB+C3B** is a DC-DC converter from **Maxim Integrated (now part of Analog Devices)**. Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Category:** DC-DC Converters  
- **Type:** Step-Down (Buck) Regulator  
- **Input Voltage Range:** 4V to 28V  
- **Output Voltage Range:** Adjustable (0.8V to VIN)  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 300kHz to 1MHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 10-TDFN (3x3mm)  
- **Protection Features:** Overcurrent, Overtemperature, Undervoltage Lockout (UVLO)  

### **Description:**  
The MAX1922ETB+C3B is a high-efficiency, synchronous step-down DC-DC converter designed for applications requiring high current with a wide input voltage range. It integrates power MOSFETs and supports adjustable output voltage and switching frequency.  

### **Features:**  
- **Integrated Power MOSFETs** (reduces external component count)  
- **Adjustable Output Voltage** (via external resistors)  
- **Adjustable Switching Frequency** (300kHz to 1MHz)  
- **High Efficiency** (up to 95%)  
- **Synchronous Rectification** (improves efficiency)  
- **Soft-Start Function** (reduces inrush current)  
- **Thermal Shutdown Protection**  
- **Compact 10-TDFN Package** (suitable for space-constrained designs)  

This information is strictly based on the manufacturer's datasheet and product documentation.

Application Scenarios & Design Considerations

1A Current-Limited Switch for 2 USB Ports

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