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LTC4089EDJC#PBF from LINEAR

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LTC4089EDJC#PBF

Manufacturer: LINEAR

USB Power Manager with High Voltage Switching Charger

Partnumber Manufacturer Quantity Availability
LTC4089EDJC#PBF,LTC4089EDJCPBF LINEAR 94 In Stock

Description and Introduction

USB Power Manager with High Voltage Switching Charger The **LTC4089EDJC#PBF** is a product from **Linear Technology (now part of Analog Devices)**. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Linear Technology (Analog Devices)  
- **Part Number:** LTC4089EDJC#PBF  
- **Package:** DFN-10 (3x3mm)  
- **Input Voltage Range:** 4.35V to 5.5V (USB-compatible)  
- **Battery Charging Voltage:** Adjustable or fixed (4.2V for Li-Ion)  
- **Charging Current:** Programmable up to 950mA  
- **Power Path Management:** Yes (simultaneous charge and system load)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Integrated Features:** Thermal regulation, charge termination, automatic recharge  

### **Descriptions:**
The **LTC4089EDJC#PBF** is a **standalone Li-Ion/Polymer battery charger with PowerPath™ control**. It is designed for USB-powered applications, allowing seamless power management between the input source, battery, and system load. The device includes thermal regulation to optimize charging under high-power conditions.

### **Features:**
- **USB-Compliant Charging:** Supports 100mA, 500mA, and high-current modes.  
- **Automatic Power Source Selection:** Prioritizes input power over battery when available.  
- **Programmable Charge Current:** Adjustable via an external resistor.  
- **Thermal Regulation:** Prevents overheating during high-power operation.  
- **Battery Float Voltage Accuracy:** ±0.6% (4.2V Li-Ion).  
- **Low Battery Leakage Current:** <1µA when input power is removed.  
- **Status Indicators:** Charge status output (open-drain).  

For detailed electrical characteristics and application circuits, refer to the official **LTC4089 datasheet** from Analog Devices.

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