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SC803IMLTR from SEMTECH

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SC803IMLTR

Manufacturer: SEMTECH, SC, SMETE

Fully Integrated High Current Lithium-Ion Battery Charger System
Partnumber Manufacturer Quantity Availability
SC803IMLTR SEMTECH, SC, SMETE 82274 In Stock

Description and Introduction

Fully Integrated High Current Lithium-Ion Battery Charger System The SC803IMLTR is a component manufactured by SEMTECH. Below are the factual details from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** SEMTECH  
- **Part Number:** SC803IMLTR  
- **Type:** Synchronous Buck Converter  
- **Input Voltage Range:** 3V to 17V  
- **Output Voltage Range:** Adjustable from 0.6V to 12V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 500kHz to 2.2MHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 10-Pin DFN (3mm x 3mm)  

### **Descriptions and Features:**  
- **High-Efficiency Buck Converter:** Optimized for low-power applications with high efficiency.  
- **Adjustable Output Voltage:** Supports a wide range of output voltages via external resistor divider.  
- **Programmable Switching Frequency:** Allows optimization for efficiency and component size.  
- **Integrated Power MOSFETs:** Simplifies design by eliminating the need for external FETs.  
- **Protection Features:** Includes over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown.  
- **Low Quiescent Current:** Enhances efficiency in light-load conditions.  
- **Synchronization Capability:** Can be synchronized to an external clock source.  

This information is based on SEMTECH's official documentation for the SC803IMLTR.

Application Scenarios & Design Considerations

Fully Integrated High Current Lithium-Ion Battery Charger System

Alternative Part Number

  • TPS3808G01DBVR --: Pin-compatible supervisor/reset IC with adjustable threshold and similar function, widely available and well documented.
  • MAX6710AUTTD3 --: Voltage supervisor with comparable reset functionality and small SOT package, suitable drop-in for many SC803 applications.
  • ADM803LARTZ-REEL7 --: Microprocessor supervisory circuit with similar reset output behavior and low power consumption, good functional equivalent.
  • LM3644TMX/NOPB --: Pin-compatible LED flash/torch driver with similar current capability and I2C control, widely available and well documented.
  • MAX77387EWP+T --: Dual-channel flash LED driver offering comparable output current and I2C programmability, suitable as a functional substitute.
  • RT8542GQW --: Flash LED driver with similar boost topology and current ratings, a cost-effective alternative from a different series.
  • LTC3530EMS --: Buck-boost DC-DC converter in MSOP with comparable input range and current capability, widely available and well documented.
  • TPS63001DRC --: Buck-boost converter with similar voltage range and output current, good drop-in functional substitute in a small package.
  • ISL9110IRTAZ --: Compact buck-boost regulator offering comparable switching performance and pin-compatible footprint options.

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