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MAX1558HETB+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX1558HETB+

Manufacturer: MAXIM

Dual, 3mm x 3mm, 1.2A/Programmable-Current USB Switches with Autoreset

Partnumber Manufacturer Quantity Availability
MAX1558HETB+ MAXIM 39000 In Stock

Description and Introduction

Dual, 3mm x 3mm, 1.2A/Programmable-Current USB Switches with Autoreset The **MAX1558HETB+** is a battery charger IC manufactured by **MAXIM** (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 (Maxim Integrated)  
- **Part Number:** MAX1558HETB+  
- **Package:** 10-TDFN (3x3mm)  
- **Input Voltage Range:** 4V to 6.5V (USB or AC adapter input)  
- **Charge Voltage:** 4.2V (adjustable)  
- **Charge Current:** Up to 800mA (programmable)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Charging Termination:** Automatic (based on charge current threshold)  
- **Charge Method:** Linear (constant-current/constant-voltage)  
- **Protection Features:** Thermal shutdown, reverse current blocking  

### **Descriptions:**  
The MAX1558HETB+ is a compact, single-cell Li+ battery charger designed for USB and AC adapter power sources. It integrates a current-sense circuit, MOSFET pass element, and thermal regulation to provide a complete charging solution without external components. The device supports automatic power-source detection and charge termination.  

### **Features:**  
- **Dual-Input Power Source Selection** (USB or AC adapter)  
- **Programmable Charge Current** (up to 800mA)  
- **No External FET or Blocking Diode Required**  
- **Automatic Recharge Initiation**  
- **Thermal Regulation for Safe Charging**  
- **Charge Status Output Indicator**  
- **Low-Dropout Linear Charger Architecture**  
- **Reverse Current Blocking** (prevents battery discharge)  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Dual, 3mm x 3mm, 1.2A/Programmable-Current USB Switches with Autoreset

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