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

TPS543320

활성

4V~18V 입력, 3A 동기식 SWIFT™ 강압 컨버터

제품 상세 정보

Iout (max) (A) 3 Vin (min) (V) 4 Vin (max) (V) 18 Topology Buck Type Converter Switching frequency (min) (kHz) 500 Switching frequency (max) (kHz) 2200 Features Adjustable current limit, Enable, Forced PWM, Frequency synchronization, Over Current Protection, Power good, Pre-Bias Start-Up, Soft Start Adjustable, Synchronous Rectification, UVLO adjustable Control mode ACM/AECM Vout (min) (V) 0.5 Vout (max) (V) 7 Rating Catalog Operating temperature range (°C) -40 to 150 Iq (typ) (A) 0.0012
Iout (max) (A) 3 Vin (min) (V) 4 Vin (max) (V) 18 Topology Buck Type Converter Switching frequency (min) (kHz) 500 Switching frequency (max) (kHz) 2200 Features Adjustable current limit, Enable, Forced PWM, Frequency synchronization, Over Current Protection, Power good, Pre-Bias Start-Up, Soft Start Adjustable, Synchronous Rectification, UVLO adjustable Control mode ACM/AECM Vout (min) (V) 0.5 Vout (max) (V) 7 Rating Catalog Operating temperature range (°C) -40 to 150 Iq (typ) (A) 0.0012
VQFN-HR (RPY) 14 7.5 mm² 2.5 x 3
  • Fixed-frequency, internally-compensated advanced current mode (ACM) control
  • Integrated 25-mΩ and 13.9-mΩ MOSFETs
  • Input voltage range: 4 V to 18 V
  • Output voltage range: 0.5 V to 7 V
  • Three selectable PWM ramp options to optimize the control loop performance
  • Five selectable switching frequencies: 500 kHz, 750 kHz, 1 MHz, 1.5 MHz, and 2.2 MHz
  • Synchronizable to an external clock
  • 0.5-V, ±0.5% voltage reference accuracy over full temperature range
  • Selectable soft-start times: 0.5 ms, 1 ms, 2 ms, and 4 ms
  • Monotonic start-up into pre-biased outputs
  • Selectable current limits to support 3-A and 2-A operation
  • Enable with adjustable input undervoltage lockout
  • Power-good output monitor
  • Output overvoltage, output undervoltage, input undervoltage, overcurrent, and overtemperature protection
  • Pin-to-pin compatible with TPS543820 and TPS543620
  • –40°C to 150°C operating junction temperature
  • 2.5-mm × 3-mm, 14-pin VQFN-HR package with 0.5-mm pitch
  • Fixed-frequency, internally-compensated advanced current mode (ACM) control
  • Integrated 25-mΩ and 13.9-mΩ MOSFETs
  • Input voltage range: 4 V to 18 V
  • Output voltage range: 0.5 V to 7 V
  • Three selectable PWM ramp options to optimize the control loop performance
  • Five selectable switching frequencies: 500 kHz, 750 kHz, 1 MHz, 1.5 MHz, and 2.2 MHz
  • Synchronizable to an external clock
  • 0.5-V, ±0.5% voltage reference accuracy over full temperature range
  • Selectable soft-start times: 0.5 ms, 1 ms, 2 ms, and 4 ms
  • Monotonic start-up into pre-biased outputs
  • Selectable current limits to support 3-A and 2-A operation
  • Enable with adjustable input undervoltage lockout
  • Power-good output monitor
  • Output overvoltage, output undervoltage, input undervoltage, overcurrent, and overtemperature protection
  • Pin-to-pin compatible with TPS543820 and TPS543620
  • –40°C to 150°C operating junction temperature
  • 2.5-mm × 3-mm, 14-pin VQFN-HR package with 0.5-mm pitch

The TPS543320 is a high-efficiency 18-V, 3-A synchronous buck converter employing an internally-compensated, fixed-frequency Advanced Current Mode control. The device is capable of providing high efficiency while running at a switching frequency up to 2.2 MHz. The device is in a small 2.5-mm × 3-mm HotRod™ VQFN package, which coupled with high efficiency at high frequency, makes it optimal for designs requiring a small solution size. The fixed frequency controller can operate from 500 kHz to 2.2 MHz and can be synchronized to an external clock using the SYNC pin. Additional features include a high accuracy voltage reference, selectable soft start times, montonic start-up into pre-biased outputs, selectable current limits, adjustable UVLO through the EN pin, and a full suite of fault protections.

The TPS543320 is a high-efficiency 18-V, 3-A synchronous buck converter employing an internally-compensated, fixed-frequency Advanced Current Mode control. The device is capable of providing high efficiency while running at a switching frequency up to 2.2 MHz. The device is in a small 2.5-mm × 3-mm HotRod™ VQFN package, which coupled with high efficiency at high frequency, makes it optimal for designs requiring a small solution size. The fixed frequency controller can operate from 500 kHz to 2.2 MHz and can be synchronized to an external clock using the SYNC pin. Additional features include a high accuracy voltage reference, selectable soft start times, montonic start-up into pre-biased outputs, selectable current limits, adjustable UVLO through the EN pin, and a full suite of fault protections.

다운로드 스크립트와 함께 비디오 보기 동영상

관심 가지실만한 유사 제품

open-in-new 대안 비교
비교 대상 장치와 동일한 기능을 지원하는 핀 대 핀
TPS543620 활성 4V~18V 입력, 고급 전류 모드, 6A 동기 SWIFT™ 스텝다운 컨버터 Pin-to-pin version with 6-A output current
TPS543820 활성 4V~18V 입력, 8A 동기식 SWIFT™ 강압 컨버터 Pin-to-pin version with 8-A output current
비교 대상 장치와 유사한 기능
신규 TPSM843320 활성 4V~18V 입력, 고급 전류 모드, 3A 동기식 SWIFT™ 강압 전원 모듈 Module version featuring an integrated inductor

기술 문서

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모두 보기7
유형 직함 날짜
* Data sheet TPS543320 4-V to 18-V Input, 3-A Synchronous SWIFT Step-Down Converter with Internally Compensated Advanced Current Mode Control datasheet (Rev. C) PDF | HTML 2023/04/27
Application note Detailed Comparison Between TPSM843620 Family and TPS543620 Family PDF | HTML 2023/11/20
Application brief Solving power design challenges in oscilloscope applications PDF | HTML 2023/10/31
More literature Low-Noise and Low-Ripple Techniques for a Supply Without an LDO (Rev. B) PDF | HTML 2021/12/07
More literature Low-noise and low-ripple techniques for a supply without an LDO PPT 2021/12/02
Application note Point-of-Load Solutions for Network Interface Cards (NIC) PDF | HTML 2021/09/08
EVM User's guide TPS543320 SWIFT™ Step-Down Converter Evaluation Module User's Guide (Rev. A) PDF | HTML 2021/05/06

설계 및 개발

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

평가 보드

TPS543320EVM — 4V~18V, 3A 동기식 SWIFT™ 감압 컨버터 평가 모듈

The TPS543620EVM is an evaluation module (EVM) for the TPS543620. The TPS543620 is a synchronous buck converter, integrating both power MOSFETs with low drain to source resistance to minimize solution size and provide high-efficiency at full load. The TPS543620 uses fixed frequency advanced (...)
사용 설명서: PDF | HTML
TI.com에서 구매할 수 없습니다
시뮬레이션 모델

TPS543320 PSpice Transient Model

SLUM788.ZIP (338 KB) - PSpice Model
시뮬레이션 모델

TPS543320 SIMPLIS Transient and Average Model

SLVMDI6.ZIP (1116 KB) - SIMPLIS Model
계산 툴

SLURAZ9 TPS543320 TPS543620 TPS543820 Calculator Tool and Schematic Checklist

지원되는 제품 및 하드웨어

지원되는 제품 및 하드웨어

제품
AC/DC & DC/DC converters (integrated FET)
TPS543320 4V~18V 입력, 3A 동기식 SWIFT™ 강압 컨버터 TPS543620 4V~18V 입력, 고급 전류 모드, 6A 동기 SWIFT™ 스텝다운 컨버터 TPS543820 4V~18V 입력, 8A 동기식 SWIFT™ 강압 컨버터 TPS543820E 4V~18V, 8A 동기식 스텝다운 컨버터 확장된 온도 범위
패키지 다운로드
VQFN-HR (RPY) 14 옵션 보기

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

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