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MAX8903BETI+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX8903BETI+

Manufacturer: MAXIM

2A 1-Cell Li+ DC-DC Charger for USB and Adapter Power

Partnumber Manufacturer Quantity Availability
MAX8903BETI+ MAXIM 634 In Stock

Description and Introduction

2A 1-Cell Li+ DC-DC Charger for USB and Adapter Power The MAX8903BETI+ is a power management IC (PMIC) manufactured by **MAXIM Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** MAXIM Integrated  
- **Part Number:** MAX8903BETI+  
- **Package:** 28-TQFN (5x5mm)  
- **Input Voltage Range:** 3.7V to 5.5V  
- **Output Voltage:** Adjustable  
- **Number of Outputs:** Multiple (varies by configuration)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Switching Frequency:** Adjustable  
- **Efficiency:** High efficiency (exact value depends on load conditions)  

### **Descriptions:**  
The MAX8903BETI+ is a highly integrated power management IC designed for portable applications, such as smartphones and tablets. It combines multiple power rails, including buck converters and LDOs, to efficiently manage power distribution in compact devices.  

### **Features:**  
- **Integrated Buck Converters:** Provides step-down DC-DC conversion for core power rails.  
- **Low-Dropout Regulators (LDOs):** Ensures stable low-noise power for sensitive circuits.  
- **Dynamic Voltage Scaling:** Supports power optimization for varying load conditions.  
- **I²C Interface:** Allows programmable control of output voltages and sequencing.  
- **Power-On Reset (POR) & Sequencing:** Ensures proper startup and shutdown sequences.  
- **Thermal & Overcurrent Protection:** Safeguards against overheating and excessive current.  

This information is based solely on manufacturer-provided data.

Application Scenarios & Design Considerations

2A 1-Cell Li+ DC-DC Charger for USB and Adapter Power

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