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SP6137EU-L from Sipex

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SP6137EU-L

Manufacturer: Sipex, SIPEX/EXAR

Wide Input, 900kHz Synchronous PWM Step Down Controller

Partnumber Manufacturer Quantity Availability
SP6137EU-L,SP6137EUL Sipex, SIPEX/EXAR 15667 In Stock

Description and Introduction

Wide Input, 900kHz Synchronous PWM Step Down Controller The part **SP6137EU-L** is manufactured by **Sipex**. Below are the specifications, descriptions, and features based on the available knowledge:  

### **Specifications:**  
- **Manufacturer:** Sipex  
- **Part Number:** SP6137EU-L  
- **Type:** Voltage Regulator (LDO - Low Dropout)  
- **Output Voltage:** Adjustable or Fixed (specific value depends on variant)  
- **Output Current:** Typically up to 500mA (confirm exact value from datasheet)  
- **Dropout Voltage:** Low dropout (exact value varies by model)  
- **Input Voltage Range:** Typically 2.5V to 6.0V (verify exact range)  
- **Operating Temperature Range:** -40°C to +85°C (industrial-grade)  
- **Package:** SOT-23-5 (common for Sipex LDOs)  

### **Descriptions:**  
- The **SP6137EU-L** is a low-dropout (LDO) linear voltage regulator designed for stable power supply in portable and battery-powered applications.  
- It provides high accuracy, low noise, and good transient response.  
- Suitable for industrial, automotive, and consumer electronics.  

### **Features:**  
- **Low Quiescent Current:** Optimized for battery life.  
- **Low Dropout Voltage:** Enhances efficiency.  
- **Thermal & Overcurrent Protection:** Built-in safety features.  
- **Stable with Low-ESR Capacitors:** Reduces external component count.  
- **Small Form Factor:** SOT-23-5 package for space-constrained designs.  

For exact electrical characteristics and application details, refer to the official **Sipex SP6137EU-L datasheet**.

Application Scenarios & Design Considerations

Wide Input, 900kHz Synchronous PWM Step Down Controller

Alternative Part Number

  • TPS54231DR --: Widely available step-down DC-DC converter with similar input voltage range and current capability, pin-compatible footprint in many designs and easy to source.
  • LM2675M-ADJ --: Simple switcher buck regulator with comparable voltage and current ratings, well-documented and commonly used as a drop-in replacement for Sipex buck converters.
  • MP1584EN --: Compact high-efficiency buck converter with similar electrical characteristics, low cost and broad availability, suitable for replacing the SP6137EU-L in most applications.
  • LM2596S-ADJ --: Robust adjustable buck converter with similar voltage and current specs, easy to source and often used as a functional substitute in power supply designs.
  • AP3211KTR-G1 --: Compact synchronous buck regulator with similar input range and output capability, suitable replacement when layout is adjusted.

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