전력 관리 AC/DC 및 DC/DC 컨버터(통합 FET)

TPS549D22

활성

차동 원격 감지 및 PMBus를 지원하는 1.5V~16V, 40A 동기 SWIFT™ 벅 컨버터

이 제품의 최신 버전이 있습니다

open-in-new 대안 비교
다른 핀 출력을 지원하지만 비교 대상 장치와 동일한 기능
TPS546D24S 활성 확장된 보안을 지원하는 2.95V~16V, 적층형 40A, 동기 SWIFT™ 스텝다운 PMBus® 컨버터 Stackable (x4) converter with PMBus and extended security

제품 상세 정보

Rating Catalog Topology Buck Iout (max) (A) 40 Vin (max) (V) 16 Vin (min) (V) 1.5 Vout (max) (V) 5.5 Vout (min) (V) 0.6 Features Adaptive/Dynamic Voltage Scaling, Adjustable current limit, Differential Remote Sense, Enable, Forced PWM, Light-load efficiency, PMBus, Power good, Prebias startup, Soft-start adjustable, Synchronous rectification, UVLO adjustable, Voltage Margining Control mode D-CAP3 Switching frequency (min) (kHz) 315 Switching frequency (max) (kHz) 1125 Operating temperature range (°C) -40 to 125 Iq (typ) (µA) 2000 Duty cycle (max) (%) 80 Type Converter
Rating Catalog Topology Buck Iout (max) (A) 40 Vin (max) (V) 16 Vin (min) (V) 1.5 Vout (max) (V) 5.5 Vout (min) (V) 0.6 Features Adaptive/Dynamic Voltage Scaling, Adjustable current limit, Differential Remote Sense, Enable, Forced PWM, Light-load efficiency, PMBus, Power good, Prebias startup, Soft-start adjustable, Synchronous rectification, UVLO adjustable, Voltage Margining Control mode D-CAP3 Switching frequency (min) (kHz) 315 Switching frequency (max) (kHz) 1125 Operating temperature range (°C) -40 to 125 Iq (typ) (µA) 2000 Duty cycle (max) (%) 80 Type Converter
LQFN-CLIP (RVF) 40 35 mm² 7 x 5
  • Input Voltage Range (PVIN): 1.5 V to 16 V
  • Input Bias Voltage (VDD) Range: 4.5 V to 22 V
  • Output Voltage Range: 0.6 V to 5.5 V
  • Integrated, 2.9-mΩ and 1.2-mΩ Power MOSFETs With 40-A Continuous Output Current
  • Voltage Reference 0.6 V to 1.2 V in 50-mV Steps Using VSEL Pin
  • ±0.5%, 0.9-VREF Tolerance Range: –40°C to +125°C Junction Temperature
  • True Differential Remote Sense Amplifier
  • D-CAP3™ Control Loop
  • Adaptive On-Time Control with 8 PMBusTM Frequency: 315 kHz, 425 kHz, 550 kHz, 650 kHz, 825 kHz, 900 kHz, 1.025 MHz, 1.125 MHz
  • Temperature Compensated and Programmable Current Limit with RILIM and OC Clamp
  • Choice of Hiccup or Latch-Off OVP or UVP
  • VDD UVLO External Adjustment by Precision EN
  • Prebias Start-up Support
  • Eco-mode™ and FCCM Selectable
  • Full Suite of Fault Protection and PGOOD
  • Standard VOUT_COMMAND and VOUT_MARGIN (HIGH and LOW)
  • Pin-Strapping and On-the-Fly Programming
  • Fault Reporting and Warning
  • NVM Backup for Selected Commands
  • 1-MHz PMBus with PEC and SMB_ALRT#
  • Create a Custom Design Using the TPS549D22 With the WEBENCH® Power Designer
  • Input Voltage Range (PVIN): 1.5 V to 16 V
  • Input Bias Voltage (VDD) Range: 4.5 V to 22 V
  • Output Voltage Range: 0.6 V to 5.5 V
  • Integrated, 2.9-mΩ and 1.2-mΩ Power MOSFETs With 40-A Continuous Output Current
  • Voltage Reference 0.6 V to 1.2 V in 50-mV Steps Using VSEL Pin
  • ±0.5%, 0.9-VREF Tolerance Range: –40°C to +125°C Junction Temperature
  • True Differential Remote Sense Amplifier
  • D-CAP3™ Control Loop
  • Adaptive On-Time Control with 8 PMBusTM Frequency: 315 kHz, 425 kHz, 550 kHz, 650 kHz, 825 kHz, 900 kHz, 1.025 MHz, 1.125 MHz
  • Temperature Compensated and Programmable Current Limit with RILIM and OC Clamp
  • Choice of Hiccup or Latch-Off OVP or UVP
  • VDD UVLO External Adjustment by Precision EN
  • Prebias Start-up Support
  • Eco-mode™ and FCCM Selectable
  • Full Suite of Fault Protection and PGOOD
  • Standard VOUT_COMMAND and VOUT_MARGIN (HIGH and LOW)
  • Pin-Strapping and On-the-Fly Programming
  • Fault Reporting and Warning
  • NVM Backup for Selected Commands
  • 1-MHz PMBus with PEC and SMB_ALRT#
  • Create a Custom Design Using the TPS549D22 With the WEBENCH® Power Designer

The TPS549D22 device is a compact single buck converter with adaptive on-time, D-CAP3 mode control. It is designed for high accuracy, high efficiency, fast transient response, ease-of-use, low external component count and space-conscious power systems.

This device features full differential sense, TI integrated FETs with a high-side on-resistance of 2.9 mΩ and a low-side on-resistance of 1.2 mΩ. The device also features accurate 0.5%, 0.9-V reference with an ambient temperature range between –40°C and +125°C. Competitive features include: very low external component count, accurate load regulation and line regulation, auto-skip or FCCM mode operation, and internal soft-start control.

The TPS549D22 device is available in 7-mm × 5-mm, 40-pin, LQFN-CLIP (RVF) package (RoHs exempt).

The TPS549D22 device is a compact single buck converter with adaptive on-time, D-CAP3 mode control. It is designed for high accuracy, high efficiency, fast transient response, ease-of-use, low external component count and space-conscious power systems.

This device features full differential sense, TI integrated FETs with a high-side on-resistance of 2.9 mΩ and a low-side on-resistance of 1.2 mΩ. The device also features accurate 0.5%, 0.9-V reference with an ambient temperature range between –40°C and +125°C. Competitive features include: very low external component count, accurate load regulation and line regulation, auto-skip or FCCM mode operation, and internal soft-start control.

The TPS549D22 device is available in 7-mm × 5-mm, 40-pin, LQFN-CLIP (RVF) package (RoHs exempt).

다운로드 스크립트와 함께 비디오 보기 동영상

관심 가지실만한 유사 제품

open-in-new 대안 비교
비교 대상 장치와 동일한 기능을 지원하는 핀 대 핀
TPS548D22 활성 차동 원격 감지를 지원하는 1.5V~16V, 40A 동기 스텝다운 컨버터 Equivalent part without PMBus.
TPS549B22 활성 차동 원격 감지 및 PMBus를 지원하는 1.5V~18V, 25A 동기 SWIFT™ 벅 컨버터 Lower current equivalent part.

설계 및 개발

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

평가 보드

TPS549D22EVM-784 — TPS549D22 DCAP3 고성능 40A 단일 동기 스텝다운 컨버터 평가 모듈

TPS549D22EVM-784 평가 모듈(EVM)은 TPS549D22을 평가하는 데 사용됩니다. TPS549D22는 PMBUS를 지원하는 D-CAP3 ™ 모드, 40A 동기 벅 컨버터로, MOSFET이 통합되어 있습니다. 12V 입력 버스로부터 최대 40A에서 고정 1.0V 출력을 제공합니다.
사용 설명서: PDF | HTML
TI.com에서 구매 불가
시뮬레이션 모델

TPS549D22 PSpice Transient Model

SLUM547.ZIP (208 KB) - PSpice Model
패키지 CAD 기호, 풋프린트 및 3D 모델
LQFN-CLIP (RVF) 40 Ultra Librarian

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

권장 제품에는 본 TI 제품과 관련된 매개 변수, 평가 모듈 또는 레퍼런스 디자인이 있을 수 있습니다.

지원 및 교육

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