홈 전원 관리 멀티 채널 IC(PMIC)
홈
전원 관리
멀티 채널 IC(PMIC)

LP87561-Q1

활성

스위치가 통합된 오토모티브 다중 위상 16A 벅 컨버터

지금 주문
데이터시트
사용 설명서

LP87561-Q1

활성
데이터시트 지금 주문

제품 상세 정보

Regulated outputs (#) 1 Configurability Factory programmable, Software configurable Vin (min) (V) 2.8 Vin (max) (V) 5.5 Vout (min) (V) 0.6 Vout (max) (V) 3.36 Iout (max) (A) 16 Features Dynamic voltage scaling, Enable, Enable pin, I2C control, Overcurrent protection, Power good, Power sequencing, Power supply and system monitoring, Spread-Spectrum Clock (SSC) Generation, Synchronous rectification, Thermal shutdown, UVLO fixed Step-up DC/DC converter 0 Step-down DC/DC converter 1 Step-down DC/DC controller 0 Step-up DC/DC controller 0 LDO 0 Iq (typ) (mA) 0.0067 Rating Automotive Switching frequency (max) (kHz) 2200 Operating temperature range (°C) -40 to 125 Processor supplier Generic Processor name Generic Shutdown current (ISD) (typ) (µA) 1.4 Switching frequency (typ) (kHz) 2000 Product type Processor and FPGA
Regulated outputs (#) 1 Configurability Factory programmable, Software configurable Vin (min) (V) 2.8 Vin (max) (V) 5.5 Vout (min) (V) 0.6 Vout (max) (V) 3.36 Iout (max) (A) 16 Features Dynamic voltage scaling, Enable, Enable pin, I2C control, Overcurrent protection, Power good, Power sequencing, Power supply and system monitoring, Spread-Spectrum Clock (SSC) Generation, Synchronous rectification, Thermal shutdown, UVLO fixed Step-up DC/DC converter 0 Step-down DC/DC converter 1 Step-down DC/DC controller 0 Step-up DC/DC controller 0 LDO 0 Iq (typ) (mA) 0.0067 Rating Automotive Switching frequency (max) (kHz) 2200 Operating temperature range (°C) -40 to 125 Processor supplier Generic Processor name Generic Shutdown current (ISD) (typ) (µA) 1.4 Switching frequency (typ) (kHz) 2000 Product type Processor and FPGA
VQFN-HR (RNF) 26 18 mm² 4.5 x 4
  • Qualified for Automotive Applications
  • AEC-Q100 Qualified With the Following Results:
    • Device Temperature Grade 1: –40°C to +125°C Ambient Operating Temperature
    • Device HBM ESD Classification Level 2
    • Device CDM ESD Classification Level C4B
  • Input Voltage: 2.8 V to 5.5 V
  • Output Voltage: 0.6 V to 3.36 V
  • Four High-Efficiency Step-Down DC/DC Converter Cores:
    • Maximum Output Current: 16 A (4 A per Phase)
    • Programmable Output Voltage Slew-Rate: 0.5 mV/µs to 10 mV/µs
  • Switching Frequency: 2 MHz
  • Spread-Spectrum Mode and Phase Interleaving
  • Configurable General Purpose I/O (GPIOs)
  • I2C-Compatible Interface That Supports Standard (100 kHz), Fast (400 kHz), Fast+ (1 MHz), and High-Speed (3.4 MHz) Modes
  • Interrupt Function With Programmable Masking
  • Programmable Power-Good Signal (PGOOD)
  • Output Short-Circuit and Overload Protection
  • Overtemperature Warning and Protection
  • Overvoltage Protection (OVP) and Undervoltage Lockout (UVLO)
  • Qualified for Automotive Applications
  • AEC-Q100 Qualified With the Following Results:
    • Device Temperature Grade 1: –40°C to +125°C Ambient Operating Temperature
    • Device HBM ESD Classification Level 2
    • Device CDM ESD Classification Level C4B
  • Input Voltage: 2.8 V to 5.5 V
  • Output Voltage: 0.6 V to 3.36 V
  • Four High-Efficiency Step-Down DC/DC Converter Cores:
    • Maximum Output Current: 16 A (4 A per Phase)
    • Programmable Output Voltage Slew-Rate: 0.5 mV/µs to 10 mV/µs
  • Switching Frequency: 2 MHz
  • Spread-Spectrum Mode and Phase Interleaving
  • Configurable General Purpose I/O (GPIOs)
  • I2C-Compatible Interface That Supports Standard (100 kHz), Fast (400 kHz), Fast+ (1 MHz), and High-Speed (3.4 MHz) Modes
  • Interrupt Function With Programmable Masking
  • Programmable Power-Good Signal (PGOOD)
  • Output Short-Circuit and Overload Protection
  • Overtemperature Warning and Protection
  • Overvoltage Protection (OVP) and Undervoltage Lockout (UVLO)

The LP8756x-Q1 device is designed to meet the power-management requirements of the latest processors and platforms in various automotive power applications. The device contains four step-down DC/DC converter cores, which are configured as a 4-phase output, 3-phase and 1-phase outputs, 2-phase and 2-phase outputs, one 2-phase and two 1-phase outputs, or four 1-phase outputs. The device is controlled by an I2C-compatible serial interface and by enable signals.

The automatic pulse-width-modulation (PWM) to pulsed-frequency-modulation (PFM) operation (AUTO mode), together with the automatic phase adding and phase shedding, maximizes efficiency over a wide output-current range. The LP8756x-Q1 supports remote differential-voltage sensing for multiphase outputs to compensate IR drop between the regulator output and the point-of-load (POL) improving the accuracy of the output voltage. The switching clock can be forced to PWM mode and also synchronized to an external clock to minimize the disturbances.

The LP8756x-Q1 device supports load-current measurement without the addition of external current-sense resistors. The device also supports programmable start-up and shutdown delays and sequences synchronized to enable signals. The sequences can include GPIO signals to control external regulators, load switches, and processor reset. During start-up and voltage change, the device controls the output slew rate to minimize output-voltage overshoot and in-rush current.

The LP8756x-Q1 device is designed to meet the power-management requirements of the latest processors and platforms in various automotive power applications. The device contains four step-down DC/DC converter cores, which are configured as a 4-phase output, 3-phase and 1-phase outputs, 2-phase and 2-phase outputs, one 2-phase and two 1-phase outputs, or four 1-phase outputs. The device is controlled by an I2C-compatible serial interface and by enable signals.

The automatic pulse-width-modulation (PWM) to pulsed-frequency-modulation (PFM) operation (AUTO mode), together with the automatic phase adding and phase shedding, maximizes efficiency over a wide output-current range. The LP8756x-Q1 supports remote differential-voltage sensing for multiphase outputs to compensate IR drop between the regulator output and the point-of-load (POL) improving the accuracy of the output voltage. The switching clock can be forced to PWM mode and also synchronized to an external clock to minimize the disturbances.

The LP8756x-Q1 device supports load-current measurement without the addition of external current-sense resistors. The device also supports programmable start-up and shutdown delays and sequences synchronized to enable signals. The sequences can include GPIO signals to control external regulators, load switches, and processor reset. During start-up and voltage change, the device controls the output slew rate to minimize output-voltage overshoot and in-rush current.
open-in-new 기타 멀티 채널 IC(PMIC) 찾기
다운로드 스크립트와 함께 비디오 보기 동영상

관심 가지실만한 유사 제품

open-in-new 대안 비교
비교 대상 장치와 동일한 기능을 지원하는 핀 대 핀
LP87521-Q1 활성 스위치가 통합된 오토모티브 10A, 4상, 단일 출력 벅 컨버터 This product has a higher maximum output current.
LP87563-Q1 활성 스위치가 통합된 차량용 다중 위상 8A + 4A + 4A 벅 컨버터 Three output phase configuration of LP8756x-Q1 family.
비교 대상 장치와 유사한 기능
LP8764-Q1 활성 오토모티브 SoC용 5A/20A 다중 위상 벅 컨버터 PMIC 4개 Multiphase PMIC for safety critical applications.

기술 문서

star =TI에서 선정한 이 제품의 인기 문서
검색된 결과가 없습니다. 검색어를 지우고 다시 시도하십시오.
모두 보기11
유형 직함 날짜
* Data sheet LP8756x-Q1 16-A Buck Converter With Integrated Switches datasheet PDF | HTML 2018/03/29
* User guide LP8756xQ1 Configuration Guide 2018/10/11
Application note Power Supply Design for Semidrive X9P/X9U PDF | HTML 2022/05/19
User guide LP875610B-Q1 Technical Reference Manual PDF | HTML 2021/09/02
Application brief The Benefits of FlexPower PMIC Devices (Rev. B) PDF | HTML 2020/11/23
Application note How to Design Flexible Processor Power Systems Using PMICs (Rev. B) 2020/01/27
Application note Stability Considerations for LP8756x-Q1 and LP8752x-Q1 PDF | HTML 2019/06/04
User guide LP87561I-Q1 Technical Reference Manual (Rev. A) 2019/01/11
User guide LP875610-Q1 Technical Reference Manual 2018/10/02
EVM User's guide The LP8756xQ1EVM (SV601325) Evaluation Module (Rev. B) 2018/08/13
EVM User's guide LP8756x-Q1EVM (BMC031) Evaluation Module 2018/08/09

설계 및 개발

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

평가 보드

LP87561Q1EVM — 스위치 평가 모듈이 통합된 4상 16A 벅 컨버터

The LP87561Q1EVM demonstrates the integrated circuit LP87561-Q1 from Texas Instruments.

The LP87561-Q1 is a high-performance, multiphase step-down converter designed to meet the power management requirements of the latest applications processors in automotive applications. The device contains four (...)

사용 설명서: PDF
TI.com에서 구매할 수 없습니다
평가 보드

PMICLOADBOARDEVM — 텍사스 인스트루먼트 PMIC 과도 측정을 위한 전기 부하 보드

PMICLOADBOARDEVM is a load transient board for evaluating the load transient performance of Texas Instruments power management ICs. Load current can be drawn from two individual channels with separate control signals or the channels can be combined to a parallel channel which is controlled with one (...)

사용 설명서: PDF
TI.com에서 구매할 수 없습니다
시뮬레이션 모델

LP8756-Q1 and LP8752-Q1 SIMPLIS Model

SNVMBU8.ZIP (42 KB) - SIMPLIS Model
다운로드
시뮬레이션 모델

LP87561-Q1 PSpice Transient Model (Rev. A)

SNVMAZ9A.ZIP (272 KB) - PSpice Model
다운로드
계산 툴

PEET-GUI — TPS6594-Q1, LP8756-Q1, LP8758, LP8770 및 TPS650330-Q1용 효율성 예측 툴

The PMIC Efficiency Estimator Tool (PEET GUI) is a graphical user interface used to easily evaluate PMIC DC/DC regulator efficiency relative to your design conditions. The PEET GUI can be used to configure each DC/DC regulator separately and provides real-time efficiency and power dissipation data (...)
클라우드에서 평가
회로도

LP8756x and LP8752x Design Checklist

SNVR480.ZIP (116 KB)
다운로드
레퍼런스 디자인

TIDA-01524 — 오토모티브 고효율을 전원 프론트 엔드 및 다중 단계 프로세서 전원 공급 장치 레퍼런스 설계

This processor supply reference design is an automotive power solution for use in highperformance, single-core-voltage application processors in advanced driver assistance systems (ADASs). This design can support core supply currents up to 10 A at 0.9 V. The design can also operate with a wide (...)
Design guide: PDF
회로도: PDF
레퍼런스 디자인

TIDA-01492 — 통합 전원 프론트 엔드 및 멀티 페이즈 프로세서 공급 오토모티브 레퍼런스 설계

This processor supply reference design is an automotive power solution for use in high performance, single-core-voltage application processors in advanced driver assistance systems (ADASs). This design can support core supply currents up to 10 A at 0.9 V. The design can also operate with a wide (...)
Design guide: PDF
회로도: PDF
패키지 핀 다운로드
VQFN-HR (RNF) 26 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

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

지원 및 교육

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포럼 주제 모두 보기(영문)

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