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LM3658SD/NOPB from TEXAS

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LM3658SD/NOPB

Manufacturer: TEXAS

Dual Source USB/AC Li Chemistry Charger IC for Portable Applications 10-WSON -40 to 85

Partnumber Manufacturer Quantity Availability
LM3658SD/NOPB,LM3658SDNOPB TEXAS 45 In Stock

Description and Introduction

Dual Source USB/AC Li Chemistry Charger IC for Portable Applications 10-WSON -40 to 85 The **LM3658SD/NOPB** is a battery charger IC manufactured by **Texas Instruments**. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 4.35V to 6.5V  
- **Charge Voltage:** 4.2V (adjustable)  
- **Charge Current:** Up to 1.5A (programmable)  
- **Battery Type:** Single-cell Li-Ion/Polymer  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 10-WSON (3mm x 3mm)  

### **Descriptions:**  
The LM3658SD/NOPB is a high-efficiency, switch-mode battery charger designed for single-cell Li-Ion/Polymer batteries. It integrates power FETs, current sensing, and reverse-blocking protection, making it suitable for portable applications.  

### **Features:**  
- **Switch-Mode Charger:** High efficiency with minimal heat dissipation.  
- **Programmable Charge Current:** Up to 1.5A via external resistor.  
- **Thermal Regulation:** Prevents overheating.  
- **Integrated Power FETs:** Reduces external component count.  
- **Reverse Blocking Protection:** Prevents battery discharge when input power is removed.  
- **Automatic Recharge:** Initiates charging if battery voltage falls below threshold.  
- **Charge Status Indicators:** LED or host processor interface.  
- **Small Footprint:** 10-WSON package for space-constrained designs.  

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

Partnumber Manufacturer Quantity Availability
LM3658SD/NOPB,LM3658SDNOPB NS 325 In Stock

Description and Introduction

Dual Source USB/AC Li Chemistry Charger IC for Portable Applications 10-WSON -40 to 85 The LM3658SD/NOPB is a battery charger IC manufactured by Texas Instruments (NS). Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.35V to 6.5V  
- **Charge Voltage:** 4.2V (adjustable)  
- **Charge Current:** Up to 1.5A (programmable)  
- **Battery Type:** Single-cell Li-Ion/Polymer  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** WSON-10 (3mm x 3mm)  
- **Charge Termination:** C/10 or timer-based  
- **Pre-Charge Current:** 10% of programmed current  
- **Thermal Regulation:** Yes  

### **Descriptions:**
- The LM3658SD/NOPB is a high-efficiency, switch-mode battery charger designed for single-cell Li-Ion/Polymer batteries.  
- It integrates a synchronous buck converter for optimal power efficiency.  
- The device supports USB and AC adapter input sources with automatic power source detection.  

### **Features:**
- **Programmable Charge Current:** Adjustable via external resistor.  
- **Thermal Regulation:** Prevents overheating by reducing charge current if necessary.  
- **Automatic Recharge:** Initiates charging when battery voltage falls below a threshold.  
- **Charge Status Indicators:** Open-drain outputs for charging and fault conditions.  
- **Safety Features:** Includes thermal shutdown, input overvoltage protection, and battery temperature monitoring.  
- **Low Battery Leakage Current:** <1µA when input power is removed.  

This information is sourced from the manufacturer's datasheet.

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