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L4962E Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
L4962EST141Yes

L4962E is a monolithic step-down switching regulator manufactured by STMicroelectronics (ST).

The L4962E is a monolithic step-down switching regulator manufactured by STMicroelectronics (ST). Below are the factual specifications, descriptions, and features from the Manufactor Datasheet:

Specifications:

  • Input Voltage Range: 9V to 46V
  • Output Voltage Range: 5.1V to 40V (adjustable via external resistors)
  • Output Current: Up to 1.5A
  • Switching Frequency: 100kHz (fixed)
  • Dropout Voltage: Typically 0.5V at 1A
  • Efficiency: Up to 90%
  • Operating Temperature Range: -40°C to +150°C (junction temperature)
  • Package: Multiwatt15 (through-hole)

Descriptions:

  • The L4962E is a step-down (buck) switching regulator designed for high-efficiency DC-DC conversion.
  • It integrates a power switch, oscillator, error amplifier, and protection circuitry.
  • Suitable for industrial, automotive, and consumer applications requiring stable and efficient power conversion.

Features:

  • Internal Current Limiting: Protects against overloads.
  • Thermal Shutdown: Prevents damage from excessive heat.
  • Soft-Start Function: Reduces inrush current during startup.
  • Adjustable Output Voltage: Set via external resistor divider.
  • Low Standby Current: Improves efficiency in light-load conditions.
  • Pulse-by-Pulse Current Limiting: Enhances reliability under transient conditions.

For detailed application notes and schematics, refer to the official STMicroelectronics datasheet.

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