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L6920DBTR Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
L6920DBTRST5000Yes

L6920DBTR** is a synchronous step-down DC-DC converter manufactured by **STMicroelectronics (ST)**.

The L6920DBTR is a synchronous step-down DC-DC converter manufactured by STMicroelectronics (ST). Below are its key specifications, descriptions, and features:

Specifications:

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: Adjustable from 0.6V to VIN
  • Output Current: Up to 1.2A
  • Switching Frequency: 1.5MHz (typical)
  • Efficiency: Up to 95%
  • Quiescent Current: 25µA (typical) in PFM mode
  • Operating Temperature Range: -40°C to +85°C
  • Package: DFN8 (3x3mm)

Descriptions:

  • The L6920DBTR is a high-efficiency, synchronous step-down DC-DC converter optimized for battery-powered applications.
  • It integrates low RDS(on) power MOSFETs to minimize power loss.
  • Supports Pulse Frequency Modulation (PFM) and Pulse Width Modulation (PWM) modes for optimal efficiency across load conditions.
  • Features 100% duty cycle operation for low dropout conditions.

Features:

  • Low Dropout Operation: Allows output voltage close to input voltage.
  • Power-Saving Modes: PFM for light loads, PWM for heavy loads.
  • Internal Soft-Start: Reduces inrush current.
  • Short-Circuit Protection: With hiccup mode.
  • Thermal Shutdown: Protects against overheating.
  • Synchronous Rectification: Improves efficiency.
  • Small Footprint: DFN8 package for space-constrained designs.

This IC is commonly used in portable devices, IoT applications, and battery-powered systems requiring efficient power conversion.

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