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SC2688STR from SEMTECH

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SC2688STR

Manufacturer: SEMTECH, SFMTECA

Programmable Synchronous DC/DC Converter, Dual LDO Controller

Partnumber Manufacturer Quantity Availability
SC2688STR SEMTECH, SFMTECA 3168 In Stock

Description and Introduction

Programmable Synchronous DC/DC Converter, Dual LDO Controller **Manufacturer:** SEMTECH  

**Part Number:** SC2688STR  

**Specifications:**  
- **Type:** Synchronous Buck Controller  
- **Input Voltage Range:** 4.5V to 18V  
- **Output Voltage Range:** Adjustable down to 0.6V  
- **Switching Frequency:** 300kHz to 1MHz (adjustable)  
- **Maximum Output Current:** Up to 20A (with external MOSFETs)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-pin TSSOP  

**Descriptions:**  
The SC2688STR is a high-performance synchronous buck controller designed for high-efficiency DC-DC conversion. It supports a wide input voltage range and provides precise output voltage regulation.  

**Features:**  
- Adjustable switching frequency  
- Integrated gate drivers for external MOSFETs  
- Programmable soft-start  
- Overcurrent and overtemperature protection  
- Low quiescent current in standby mode  
- Supports pre-biased outputs  
- Synchronizable to an external clock

Application Scenarios & Design Considerations

Programmable Synchronous DC/DC Converter, Dual LDO Controller

Alternative Part Number

  • SX1308IMLTRT --: Same manufacturer and similar boost converter family; pin-compatible in many designs and readily available.
  • TPS61085DGKR --: Comparable boost converter with similar input/output voltage range and switching frequency; widely stocked alternative.
  • AP3012KTR-G1 --: Pin-compatible boost converter with similar electrical ratings; cost-effective second-source option.
  • SX1308 --: Pin-compatible boost converter with similar input/output voltage range and current capability, widely available and cost-effective.
  • MT3608 --: Common boost converter IC with comparable specifications and pinout, suitable drop-in replacement for many SC2688 applications.
  • TPS61023 --: High-efficiency boost converter with similar functionality and voltage range, from a reputable manufacturer for reliability.

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