전원 관리 AC/DC 및 DC/DC 컨버터(통합 FET)

TPS62826A

활성

2.4V~5.5V 입력, 3A 스텝다운 컨버터 - 강제 PWM, 1.5mm × 1.5mm VSON-HR 패키지

제품 상세 정보

Rating Catalog Operating temperature range (°C) -40 to 125 Topology Buck Type Converter Iout (max) (A) 3 Vin (min) (V) 2.4 Vin (max) (V) 5.5 Switching frequency (min) (kHz) 2200 Switching frequency (max) (kHz) 2200 Features Enable, Forced PWM, Light Load Efficiency, Output discharge, Over Current Protection, Power good, Pre-Bias Start-Up, Soft Start Fixed, Synchronous Rectification, UVLO Fixed, UVLO fixed Control mode Constant on-time (COT), DCS-Control Vout (min) (V) 0.6 Vout (max) (V) 4 Iq (typ) (µA) 4 Duty cycle (max) (%) 100
Rating Catalog Operating temperature range (°C) -40 to 125 Topology Buck Type Converter Iout (max) (A) 3 Vin (min) (V) 2.4 Vin (max) (V) 5.5 Switching frequency (min) (kHz) 2200 Switching frequency (max) (kHz) 2200 Features Enable, Forced PWM, Light Load Efficiency, Output discharge, Over Current Protection, Power good, Pre-Bias Start-Up, Soft Start Fixed, Synchronous Rectification, UVLO Fixed, UVLO fixed Control mode Constant on-time (COT), DCS-Control Vout (min) (V) 0.6 Vout (max) (V) 4 Iq (typ) (µA) 4 Duty cycle (max) (%) 100
VSON-HR (DMQ) 6 2.25 mm² 1.5 x 1.5
  • Available as an integrated-inductor power module: TPSM82821, TPSM82822, and TPSM82823
  • DCS-Control topology
  • 1% feedback or output voltage accuracy (full temperature range)
  • Up to 97% efficiency
  • 26mΩ and 25mΩ internal power MOSFETs
  • 2.4V to 5.5V input voltage range
  • 4µA operating quiescent current
  • 2.2MHz switching frequency
  • 0.6V to 4V adjustable output voltage
  • Power save mode for light load efficiency
  • 100% duty cycle for lowest dropout
  • Active output discharge
  • Power-good output
  • Thermal shutdown protection
  • Hiccup short-circuit protection
  • A forced-PWM version for CCM operation
  • Create a custom design using the TPS6282x with the WEBENCH Power Designer
  • Available as an integrated-inductor power module: TPSM82821, TPSM82822, and TPSM82823
  • DCS-Control topology
  • 1% feedback or output voltage accuracy (full temperature range)
  • Up to 97% efficiency
  • 26mΩ and 25mΩ internal power MOSFETs
  • 2.4V to 5.5V input voltage range
  • 4µA operating quiescent current
  • 2.2MHz switching frequency
  • 0.6V to 4V adjustable output voltage
  • Power save mode for light load efficiency
  • 100% duty cycle for lowest dropout
  • Active output discharge
  • Power-good output
  • Thermal shutdown protection
  • Hiccup short-circuit protection
  • A forced-PWM version for CCM operation
  • Create a custom design using the TPS6282x with the WEBENCH Power Designer

The TPS6282x is an easy-to-use, synchronous step-down DC/DC converters family with a very low quiescent current of only 4µA. Based on the DCS-Control topology, the device provides a fast transient response. The internal reference allows to regulate the output voltage down to 0.6V with a high feedback voltage accuracy of 1% over the junction temperature range of –40°C to 125°C. The family devices are pin-to-pin and BOM-to-BOM compatible. The entire design requires a small 470nH inductor, a single 4.7µF input capacitor, and two 10µF or single 22µF output capacitor.

The TPS6282x is available in two flavors. The first includes an automatically entered power save mode to maintain high efficiency down to very light loads for extending the system battery run-time. The second runs in forced-PWM maintaining a continuous conduction mode to make sure of the least ripple in the output voltage and a quasi-fixed switching frequency. The device features a Power-Good signal and an internal soft-start circuit. The device is able to operate in 100% mode. For fault protection, the device incorporates a HICCUP short-circuit protection as well as a thermal shutdown. The device is available in a 6-pin 1.5mm × 1.5mm QFN package, offering the highest power density design.

The TPS6282x is an easy-to-use, synchronous step-down DC/DC converters family with a very low quiescent current of only 4µA. Based on the DCS-Control topology, the device provides a fast transient response. The internal reference allows to regulate the output voltage down to 0.6V with a high feedback voltage accuracy of 1% over the junction temperature range of –40°C to 125°C. The family devices are pin-to-pin and BOM-to-BOM compatible. The entire design requires a small 470nH inductor, a single 4.7µF input capacitor, and two 10µF or single 22µF output capacitor.

The TPS6282x is available in two flavors. The first includes an automatically entered power save mode to maintain high efficiency down to very light loads for extending the system battery run-time. The second runs in forced-PWM maintaining a continuous conduction mode to make sure of the least ripple in the output voltage and a quasi-fixed switching frequency. The device features a Power-Good signal and an internal soft-start circuit. The device is able to operate in 100% mode. For fault protection, the device incorporates a HICCUP short-circuit protection as well as a thermal shutdown. The device is available in a 6-pin 1.5mm × 1.5mm QFN package, offering the highest power density design.

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관심 가지실만한 유사 제품

open-in-new 대안 비교
비교 대상 장치와 동일한 기능을 지원하는 핀 대 핀
TPS62826 활성 1.5mm × 1.5mm QFN 패키지의 1% 출력 정확성을 지원하는 2.4V~5.5V 입력, 4A 스텝다운 컨버터 Pin-to-pin buck converter with automatic PWM/PFM mode
TPS62827A 활성 2.4V~5.5V 입력, 4A 스텝다운 컨버터 - 강제 PWM, 1.5mm × 1.5mm VSON-HR 패키지 Higher output current alternative.
다른 핀 출력을 지원하지만 비교 대상 장치와 동일한 기능
TPS62088A 활성 강제 PWM을 지원하는 2.4V~5.5V 입력, 3A, 스텝다운 컨버터(1.2mm x 0.8mm WCS 패키지) Same device in BGA package.
비교 대상 장치와 유사한 기능
TPSM82823 활성 2.0mm x 2.5mm x 1.1mm uSiP 패키지의 통합 인덕터의 5.5V 입력, 3A, 스텝다운 모듈 Module with integrated inductor.

기술 자료

star =TI에서 선정한 이 제품의 인기 문서
검색된 결과가 없습니다. 검색어를 지우고 다시 시도하십시오.
10개 모두 보기
유형 직함 날짜
* Data sheet TPS6282x 2.4V to 5.5V Input, 1, 2, 3, 4A Step-Down Converter With 1% Output Accuracy datasheet (Rev. I) PDF | HTML 2024/03/11
EVM User's guide TPS6282xAEVM-126 Evaluation Module (Rev. A) PDF | HTML 2021/03/24
White paper Enabling Higher Data Rates for Optical Modules With Small and Efficient Power 2021/03/22
Application brief Powering VCCINT_VCU Rail in Xilinx® Zynq®UltraScale+™ Family of Multiprocessors PDF | HTML 2020/06/08
Analog Design Journal Methods of output-voltage adjustment for DC/DC converters 2019/06/14
Technical article QFN soldering tips and tricks PDF | HTML 2018/11/26
Analog Design Journal Understanding 100% mode in low-power DC/DC converters 2018/06/22
Analog Design Journal Achieving a clean startup by using a DC/DC converter with a precise enable-pin threshold 2017/10/24
Analog Design Journal Testing tips for applying external power to supply outputs without an input voltage 2016/10/24
Analog Design Journal Understanding frequency variation in the DCS-Control(TM) topology 2015/10/30

설계 및 개발

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평가 보드

TPS62826AEVM-126 — 1%의 VOUT 정확도 평가 모듈이 포함된 5.5V 입력, 3A 출력, 동기 강압 컨버터

The TPS62826AEVM-126 evaluation module (EVM) is used to evaluate the TPS62826A. The TPS6282xA family of devices are easy-to-use synchronous stepdown DC/DC converters based on the DCS-Control™ topology; therefore, they provide a fast transient response. The internal reference allows (...)
사용 설명서: PDF | HTML
TI.com에서 구매 불가
시뮬레이션 모델

TPS62826A PSpice Unencrypted Transient Model

SLVMDG8.ZIP (282 KB) - PSpice Model
패키지 CAD 기호, 풋프린트 및 3D 모델
VSON-HR (DMQ) 6 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

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