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LV5743V - 2-channel Step-down Switching Regulator

Description

Block Diagram VCC Vref Vref CT REFERENCE VOLTAGE TRIANGLE OSCILLATOR + + OUT1 PWM Comp1 NON1 INV1 FB1 + - Err Amp1 + + - SCP Comp NON2 INV2 FB2 + - Err Amp2 Vref + + OUT2 PWM Comp2 SCP S R TIMER LATCH R UVLO REGULATOR DT1 DT2 GND VCC-5V No.A0853-4/8 Datasheet pdf - http://www.DataS

Features

  • Provides dual switching regulator control circuits integrated on the chip.
  • Output-stage push-pull structure enabling high efficient operation.
  • Provides power supply (VCC-5V) for protecting the external P channel MOS gate.
  • Built-in timer latch type SCP (short-circuit protection circuit).
  • Built-in UVLO (Low voltage malfunction prevention circuit).
  • Built-in reference voltage circuit.
  • Max_On_Duty is adjustable. Specifications Absolu.

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Full PDF Text Transcription

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www.DataSheet.co.kr Ordering number : ENA0853 Bi-CMOS LSI LV5743V Overview 2-channel Step-down Switching Regulator The LV5743V is a 2-channel step-down switching regulator. Features • Provides dual switching regulator control circuits integrated on the chip. • Output-stage push-pull structure enabling high efficient operation. • Provides power supply (VCC-5V) for protecting the external P channel MOS gate. • Built-in timer latch type SCP (short-circuit protection circuit) • Built-in UVLO (Low voltage malfunction prevention circuit) • Built-in reference voltage circuit • Max_On_Duty is adjustable.
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