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L6932D1.8 from ST,ST Microelectronics

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L6932D1.8

Manufacturer: ST, STMicroelectronics

HIGH PERFORMANCE 2A ULDO LINEAR REGULATOR

Partnumber Manufacturer Quantity Availability
L6932D1.8,L6932D18 ST, STMicroelectronics 2824 In Stock

Description and Introduction

HIGH PERFORMANCE 2A ULDO LINEAR REGULATOR The L6932D1.8 is a low-dropout (LDO) voltage regulator manufactured by STMicroelectronics. Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Output Voltage:** 1.8V (fixed)  
- **Input Voltage Range:** 2.5V to 5.5V  
- **Maximum Output Current:** 500mA  
- **Dropout Voltage:** 250mV (typical) at 500mA  
- **Quiescent Current:** 75µA (typical)  
- **Line Regulation:** ±0.2% (typical)  
- **Load Regulation:** ±0.4% (typical)  
- **Output Accuracy:** ±2% over temperature range  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** DFN6 (3x3 mm)  

### **Descriptions:**  
- The L6932D1.8 is a low-dropout linear regulator designed for applications requiring a stable 1.8V supply.  
- It features low quiescent current, making it suitable for battery-powered devices.  
- The regulator includes overcurrent and thermal shutdown protection.  

### **Features:**  
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.  
- **Low Quiescent Current:** Ideal for power-sensitive applications.  
- **Fast Transient Response:** Suitable for dynamic load conditions.  
- **Thermal and Overcurrent Protection:** Enhances reliability.  
- **Stable with Low-ESR Capacitors:** Works with ceramic capacitors (≥1µF).  
- **Enable Pin (EN):** Allows for power management control.  

This information is based on the manufacturer's datasheet. For detailed performance curves and application notes, refer to STMicroelectronics' official documentation.

Application Scenarios & Design Considerations

HIGH PERFORMANCE 2A ULDO LINEAR REGULATOR

Alternative Part Number

  • LD1117S18TR --: Low-dropout linear regulator with fixed 1.8V output in SOT-223, widely available and pin-compatible in function with the L6932D1.8.
  • AMS1117-1.8 --: Common fixed 1.8V LDO regulator in SOT-223, low cost and easy to source as a functional replacement.
  • TLV1117-18 --: Fixed 1.8V LDO regulator in SOT-223 with similar current capability, offering a different vendor option for the same application.
  • TPS7A4518DCQR --: Low-dropout linear regulator with fixed 1.8V output and similar current capability, suitable direct replacement in most 1.8V rail applications.
  • LT1963AEST-1.8 --: 1.8V fixed low-noise LDO regulator with comparable dropout and load current, well-established alternative for ST L6932D1.8 designs.
  • MIC39101-1.8YM --: 1.8V fixed LDO regulator offering similar voltage accuracy and current rating, usable as a functional substitute with minor layout review.
  • TPS7A4518 --: Low-dropout linear regulator with fixed 1.8V output and similar current capability, well-established alternative from a different series.
  • LT1963A-1.8 --: Fixed 1.8V low-noise LDO regulator with comparable dropout and load current, suitable drop-in for many 1.8V rail designs.
  • MIC29152-1.8 --: Fixed 1.8V linear regulator with similar voltage/current ratings and thermal behavior, from a distinct product family.

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