홈 전원 관리 AC/DC & DC/DC converters (integrated FET)
홈
전원 관리
AC/DC & DC/DC converters (integrated FET)

LM76005

활성

3.5V~60V, 5A 동기 스텝다운 전압 컨버터

지금 주문
데이터시트

LM76005

활성
데이터시트 지금 주문

제품 상세 정보

Iout (max) (A) 5 Vin (min) (V) 3.5 Vin (max) (V) 60 Topology Buck Type Converter Switching frequency (min) (kHz) 200 Switching frequency (max) (kHz) 500 Features Enable, Forced PWM, Frequency synchronization, Light Load Efficiency, Over Current Protection, Power good, Pre-Bias Start-Up, Synchronous Rectification, Tracking, Wettable flanks package Control mode current mode Vout (min) (V) 1 Vout (max) (V) 57 Rating Catalog Operating temperature range (°C) -40 to 125 Iq (typ) (A) 0.000015
Iout (max) (A) 5 Vin (min) (V) 3.5 Vin (max) (V) 60 Topology Buck Type Converter Switching frequency (min) (kHz) 200 Switching frequency (max) (kHz) 500 Features Enable, Forced PWM, Frequency synchronization, Light Load Efficiency, Over Current Protection, Power good, Pre-Bias Start-Up, Synchronous Rectification, Tracking, Wettable flanks package Control mode current mode Vout (min) (V) 1 Vout (max) (V) 57 Rating Catalog Operating temperature range (°C) -40 to 125 Iq (typ) (A) 0.000015
WQFN (RNP) 30 24 mm² 6 x 4

  • Functional Safety-Capable

    • Documentation available to aid functional safety system design

  • Designed for applications
    • Input transient protection up to 65 V

    • Optimized for low EMI requirements

    • Pin-selectable FPWM operation
    • Adjustable frequency range: 200 kHz to 500 kHz
    • Start up with pre-biased output voltage
    • Protection features: thermal shutdown, input undervoltage lockout, cycle-by-cycle current limit, hiccup short-circuit protection
  • Suited for scalable power supplies
    • Pin compatible with:
      • LM76002/3 (60 V, 2.5 A or 3.5 A)
    • Output voltage: 1 V to 95% of VIN
    • Synchronization to external clock
    • Adjustable soft-start (6.3 ms default)
  • Low power dissipation across load spectrum
    • 15-µA quiescent current in regulation
    • 95% efficiency at 400 kHz (12VIN, 5VOUT, 2A)
    • 92% PFM efficiency at 10-mA (12VIN, 5VOUT)
    • External bias option for improved efficiency
  • Create a custom design using the with the

  • Functional Safety-Capable

    • Documentation available to aid functional safety system design

  • Designed for applications
    • Input transient protection up to 65 V

    • Optimized for low EMI requirements

    • Pin-selectable FPWM operation
    • Adjustable frequency range: 200 kHz to 500 kHz
    • Start up with pre-biased output voltage
    • Protection features: thermal shutdown, input undervoltage lockout, cycle-by-cycle current limit, hiccup short-circuit protection
  • Suited for scalable power supplies
    • Pin compatible with:
      • LM76002/3 (60 V, 2.5 A or 3.5 A)
    • Output voltage: 1 V to 95% of VIN
    • Synchronization to external clock
    • Adjustable soft-start (6.3 ms default)
  • Low power dissipation across load spectrum
    • 15-µA quiescent current in regulation
    • 95% efficiency at 400 kHz (12VIN, 5VOUT, 2A)
    • 92% PFM efficiency at 10-mA (12VIN, 5VOUT)
    • External bias option for improved efficiency
  • Create a custom design using the with the

The regulator is an easy-to-use synchronous step-down DC-DC converter capable of driving up to of load current from an input up to 60 V. Tolerance goes up to 65 V, easing input surge protection.

The use peak-current-mode control to provide exceptional efficiency and output accuracy in a small solution size. Seamless transition between PWM and PFM modes, along with very low MOSFET ON resistances and an external bias input, ensures exceptional efficiency across the entire load range.

This device requires few external components and has a pinout designed for simple PCB layout with best-in-class EMI and thermal performance. The small solution size and feature set of the LM76005 are designed to simplify the implementation for a wide range of end equipment.

The device is available in the WQFN 30-pin leadless package with wettable flanks.

The regulator is an easy-to-use synchronous step-down DC-DC converter capable of driving up to of load current from an input up to 60 V. Tolerance goes up to 65 V, easing input surge protection.

The use peak-current-mode control to provide exceptional efficiency and output accuracy in a small solution size. Seamless transition between PWM and PFM modes, along with very low MOSFET ON resistances and an external bias input, ensures exceptional efficiency across the entire load range.

This device requires few external components and has a pinout designed for simple PCB layout with best-in-class EMI and thermal performance. The small solution size and feature set of the LM76005 are designed to simplify the implementation for a wide range of end equipment.

The device is available in the WQFN 30-pin leadless package with wettable flanks.
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기술 문서

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모두 보기3
유형 직함 날짜
* Data sheet LM76005 3.5-V to 60-V, 5-A Synchronous Step-Down Converter datasheet (Rev. A) PDF | HTML 2020/07/28
Functional safety information LM76005 Functional Safety, FIT Rate, Failure Mode Distribution and Pin FMA PDF | HTML 2020/12/17
EVM User's guide LM76005QEVM User’s Guide (Rev. A) PDF | HTML 2020/07/21

설계 및 개발

추가 조건 또는 필수 리소스는 사용 가능한 경우 아래 제목을 클릭하여 세부 정보 페이지를 확인하세요.

평가 보드

LM76005QEVM — 3.5V~60V, 5A 동기 스텝다운 전압 컨버터 평가 모듈

The LM76005QEVM evaluation module (EVM) is a fully assembled and tested circuit for evaluating the LM76005 and LM76005-Q1 synchronous step-down converters. The EVM operates from an 3.5-V to 60-V input and provides a 3.3-V or 5-V output at 5 A.
사용 설명서: PDF | HTML
TI.com에서 구매할 수 없습니다
레퍼런스 디자인

PMP23300 — 60W, USB Type-C® 전원 공급 넓은 입력 벅 컨버터 레퍼런스 설계

이 레퍼런스 설계는 TPS65987D USB Type-C 및 USB PD 컨트롤러, LM76005 동기 벅 컨버터, LMR36506 동기 벅 컨버터 및 TPD62300A USB Type-C 포트 프로텍터를 사용하는 표준 전력 범위(SPR)로 작동하는 60W USB Type-C® 전력 공급(PD) 설계입니다. 이 설계는 30V~60V의 넓은 입력 벅 컨버터를 사용하여 일반적인 5V, 9V, 15V 및 20V USB-C SPR 전압으로 조정합니다. 최대 전력 정격은 20V에서 60W이며 피크 효율은 96.8%입니다.
Test report: PDF
패키지 핀 다운로드
WQFN (RNP) 30 옵션 보기
TI의 평가 항목에 대한 표준 약관이 적용됩니다.

주문 및 품질

포함된 정보:
  • RoHS
  • REACH
  • 디바이스 마킹
  • 납 마감/볼 재질
  • MSL 등급/피크 리플로우
  • MTBF/FIT 예측
  • 물질 성분
  • 인증 요약
  • 지속적인 신뢰성 모니터링
포함된 정보:
  • 팹 위치
  • 조립 위치

지원 및 교육

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포럼 주제 모두 보기(영문)

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