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L4975A +BOM

Step-down type Adjustable 5.1V~40V 5A 15V~50V Multiwatt-15 DC-DC Converters ROHS

  • Manufacturer:

    Stmicroelectronics

  • Mfr.Part #:

    L4975A

  • Datasheet:

    L4975A Datasheet (PDF) pdf-icon

  • Input Voltage Min Volt:

    15.0

  • Input Voltage Max Volt:

    50.0

  • ECCN US:

    EAR99

  • ECCN EU:

    NEC

L4975A General Description

Featuring a compact 15-lead multiwatt plastic power package, the L4975A is easy to integrate into existing systems with minimal external components required. Its feed forward line regulation and soft start capabilities contribute to smooth operation, while the ability to operate at switching frequencies up to 500KHz allows for a reduction in size and cost of external filter components

Key Features

  • UNDER VOLTAGE LOCK OUT WITH HYSTERETIC TURN-ON
  • INPUT/OUTPUT SYNC PIN
  • VERY HIGH EFFICIENCY
  • PWM LATCH FOR SINGLE PULSE PER PERIOD
  • THERMAL SHUTDOWN
  • SWITCHING FREQUENCY UP TO 500KHz
  • CONTINUOUS MODE OPERATION
  • RESET AND POWER FAIL FUNCTIONS
  • PRECISE 5.1V ± 2% ON CHIP REFERENCE
  • 5A OUTPUT CURRENT
  • 0 TO 90% DUTY CYCLE RANGE
  • 5.1V TO 40V OUTPUT VOLTAGE RANGE
  • INTERNAL CURRENT LIMITING
  • SOFT START
  • INTERNAL FEED-FORWARD LINE REG.

Specifications

Input Voltage Min Volt 15.0 Input Voltage Max Volt 50.0
ECCN US EAR99 ECCN EU NEC
Packing Type Tube Grade Industrial

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