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TPSM82813

現行

具備選用頻率同步化、可調整緩啟動和追蹤功能的 6V 3A 降壓模組

產品詳細資料

Rating Catalog Topology Buck, Step-Down Converter, Synchronous Buck Iout (max) (A) 3 Vin (max) (V) 6 Vin (min) (V) 2.75 Vout (max) (V) 5.5 Vout (min) (V) 0.6 Features Adjustable soft start, EMI Tested, Enable, Frequency synchronization, Light Load Efficiency, MagPack technology, Output discharge, Power good, Soft Start Adjustable, Soft-start adjustable, Spread Spectrum, Tracking, adjustable UVLO EMI features Low parasitic Hotrod packaging, Spread Spectrum Operating temperature range (°C) -40 to 125 Type Converter, Converter (Integrated Switch), DC/DC converter, Module Duty cycle (max) (%) 100 Control mode Peak current mode, current mode, current mode control Switching frequency (min) (kHz) 1800 Switching frequency (max) (kHz) 4000
Rating Catalog Topology Buck, Step-Down Converter, Synchronous Buck Iout (max) (A) 3 Vin (max) (V) 6 Vin (min) (V) 2.75 Vout (max) (V) 5.5 Vout (min) (V) 0.6 Features Adjustable soft start, EMI Tested, Enable, Frequency synchronization, Light Load Efficiency, MagPack technology, Output discharge, Power good, Soft Start Adjustable, Soft-start adjustable, Spread Spectrum, Tracking, adjustable UVLO EMI features Low parasitic Hotrod packaging, Spread Spectrum Operating temperature range (°C) -40 to 125 Type Converter, Converter (Integrated Switch), DC/DC converter, Module Duty cycle (max) (%) 100 Control mode Peak current mode, current mode, current mode control Switching frequency (min) (kHz) 1800 Switching frequency (max) (kHz) 4000
QFN-FCMOD (VCA) 13 7.5 mm² 3 x 2.5 uSIP (SIL) 14 12 mm² 4 x 3
  • Adjustable and synchronizable switching frequency of 1.8MHz to 4MHz
  • Two package types available
    • MagPack package (shields inductor and IC) 13-pin, < 2.0mm tall
    • µSIL 14-pin, < 2.4mm tall
  • Optimized for low EMI requirements
    • Flip-chip die mount (no bond wires)
    • Simplified layout through optimized pinout
  • Spread spectrum clocking versions available
  • Selectable forced PWM or PFM/PWM operation
  • Output voltage accuracy ±1% (PWM operation)
  • 2.75V to 6V input voltage range
  • 0.6V to 5.5V output voltage range
  • Adjustable soft start or tracking
  • Power-good output with window comparator
  • Precise ENABLE input allows
    • User-defined undervoltage lockout
    • Exact sequencing
  • 100% duty cycle
  • Output discharge
  • 15µA typical quiescent current
  • Excellent thermal performance
  • –40°C to 125°C operating temperature range
  • Pin-to-pin 6A version, 1.6mm tall: TPSM82816
  • Create a custom design using the TPSM8281x with the WEBENCH® Power Designer
  • Adjustable and synchronizable switching frequency of 1.8MHz to 4MHz
  • Two package types available
    • MagPack package (shields inductor and IC) 13-pin, < 2.0mm tall
    • µSIL 14-pin, < 2.4mm tall
  • Optimized for low EMI requirements
    • Flip-chip die mount (no bond wires)
    • Simplified layout through optimized pinout
  • Spread spectrum clocking versions available
  • Selectable forced PWM or PFM/PWM operation
  • Output voltage accuracy ±1% (PWM operation)
  • 2.75V to 6V input voltage range
  • 0.6V to 5.5V output voltage range
  • Adjustable soft start or tracking
  • Power-good output with window comparator
  • Precise ENABLE input allows
    • User-defined undervoltage lockout
    • Exact sequencing
  • 100% duty cycle
  • Output discharge
  • 15µA typical quiescent current
  • Excellent thermal performance
  • –40°C to 125°C operating temperature range
  • Pin-to-pin 6A version, 1.6mm tall: TPSM82816
  • Create a custom design using the TPSM8281x with the WEBENCH® Power Designer

TPSM8281x is a family of pin-to-pin compatible, high-efficiency, and easy to use synchronous step-down DC/DC power modules with integrated inductors with output currents ranging from 1A up to 4A. The devices use a fixed-frequency peak current-mode control topology and support high power density requirements for telecommunication, test and measurement, and medical applications. Low resistance switches allow up to 4A continuous output current at high ambient temperatures. The switching frequency is adjustable from 1.8MHz to 4MHz and can also be synchronized to an external clock. In PFM/PWM mode, the TPSM8281x maintains high efficiency over the whole load range. The devices provide 1% output voltage accuracy in PWM mode, which eases designing precise power supplies. The SS/TR pin can be used to limit inrush current through a precise start-up ramp, or for sequencing by tracking the output voltage to an external voltage applied to this pin.

TPSM8281x is a family of pin-to-pin compatible, high-efficiency, and easy to use synchronous step-down DC/DC power modules with integrated inductors with output currents ranging from 1A up to 4A. The devices use a fixed-frequency peak current-mode control topology and support high power density requirements for telecommunication, test and measurement, and medical applications. Low resistance switches allow up to 4A continuous output current at high ambient temperatures. The switching frequency is adjustable from 1.8MHz to 4MHz and can also be synchronized to an external clock. In PFM/PWM mode, the TPSM8281x maintains high efficiency over the whole load range. The devices provide 1% output voltage accuracy in PWM mode, which eases designing precise power supplies. The SS/TR pin can be used to limit inrush current through a precise start-up ramp, or for sequencing by tracking the output voltage to an external voltage applied to this pin.

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TPSM82823 現行 具整合式電感器、採用 2.0-mm × 2.5-mm × 1.1-mm uSiP 封裝的 5.5-V 輸入、3-A 降壓模組 Higher accuracy module with fast transient response and smaller total BOM size.

技術文件

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重要文件 類型 標題 格式選項 日期
* Data sheet TPSM8281x 2.75V to 6V Input, 1A to 4A Step-Down Power Module With Integrated Inductor and Frequency Synchronization in MicroSiP and MagPack Package datasheet (Rev. C) PDF | HTML 2024年 12月 11日
Technical article 電源模組封裝類型及其優勢 PDF | HTML 2024年 8月 12日
Technical article MagPack™ 技術:全新電源模組的四大優勢,助您以更少空間 封裝更多功率 PDF | HTML 2024年 8月 5日
Application note QFN and SON PCB Attachment (Rev. C) PDF | HTML 2023年 12月 6日
Application note Intro to Multi-Function Pins and Their Applications in TI Step-Down Converters (Rev. A) PDF | HTML 2022年 11月 17日
Application note Quick Reference Guide To TI Buck Switching DC/DC Application Notes (Rev. B) PDF | HTML 2022年 5月 23日
Application note Understanding SOA Curves to Operate at High Output Currents and Temperature PDF | HTML 2022年 5月 5日
Application note How to Measure Impedance of a Power Distribution Network of a DC-DC Converter PDF | HTML 2022年 1月 20日
Application note Loop Gain Reconstruction of a Step-Down Converter from Output Impedance PDF | HTML 2022年 1月 20日
User guide Manufacturing and Rework Design Guide for MicroSiP™ Power Modules (Rev. A) PDF | HTML 2021年 6月 16日
Application brief Achieving High Thermal Performance in Compact Buck Power Modules PDF | HTML 2021年 2月 24日
White paper Benefits of a Resistor-to-Digital Converter in Ultra-Low Power Supplies 2019年 10月 14日
Analog Design Journal Methods of output-voltage adjustment for DC/DC converters 2019年 6月 14日
Application note Performing Accurate PFM Mode Efficiency Measurements (Rev. A) 2018年 12月 11日
Analog Design Journal Understanding 100% mode in low-power DC/DC converters 2018年 6月 22日
Analog Design Journal Achieving a clean startup by using a DC/DC converter with a precise enable-pin threshold 2017年 10月 24日
Analog Design Journal Improving the thermal performance of a MicroSiP(TM) power module 2017年 7月 24日
Analog Design Journal Testing tips for applying external power to supply outputs without an input voltage 2016年 10月 24日
Analog Design Journal Adjusting the soft-start time of an integrated power module 2016年 4月 26日
Analog Design Journal Five steps to a great PCB layout for a step-down converter 2015年 1月 29日
Analog Design Journal Design considerations for a resistive feedback divider in a DC/DC converter 2012年 4月 26日
Application note Choosing an Appropriate Pull-up/Pull-down Resistor for Open Drain Outputs 2011年 9月 19日
Analog Design Journal IQ: What it is, what it isn’t, and how to use it 2011年 6月 17日

設計與開發

如需其他條款或必要資源,請按一下下方的任何標題以檢視詳細頁面 (如有)。

開發板

TPSM82810EVM-089 — 具有整合式電感器的 4-A 降壓轉換器評估模組

TPSM82810EVM-089 評估模組 (EVM) 可幫助對 TPSM82810 的評估,即採用 3-mm × 4-mm x 2.4-mm MicroSiP 封裝,具頻率同步功能的 4 A 針腳至針腳相容降壓式電源模組。EVM 提供 1.8-V 輸出電壓,其中具備 2.75 V 至 6 V 的輸入電壓 1% 準確度。
使用指南: PDF | HTML
TI.com 無法提供
開發板

TPSM82813PEVM-062 — TPSM82813 評估模組

TPSM82813 評估模組 (EVM) 可幫助對 TPSM82813 的評估,其採用 2.5mm × 3mm × 1.95mm MagPack™ 封裝,為一款 3A 接腳對接腳相容降壓式電源模組,且具備頻率同步功能。EVM 提供 1.8V 輸出電壓,且在最高 6V 的輸入電壓中具備 1% 的準確度。
使用指南: PDF | HTML
TI.com 無法提供
開發板

TPSM82816EVM-089 — TPSM82816 評估模組適用具整合式電感器的 6-A 降壓轉換器

TPSM82816EVM-089 評估模組 (EVM) 可幫助對 TPSM82816 的評估,即採用 3 mm × 4 mm x 1.6 mm MicroSiP 封裝,具頻率同步功能的 6 A 針腳至針腳相容降壓式電源模組。EVM 提供 1.8 V 輸出電壓,其中具備 2.7 V 至 6 V 的輸入電壓 1% 準確度。
使用指南: PDF | HTML
TI.com 無法提供
模擬型號

TPSM82813 PSpice Unencrypted Transient Model (Rev. B)

SLUM700B.ZIP (83 KB) - PSpice Model
計算工具

SLVC780 Design Tool for Output Voltage Adjustment Using a DAC

Calculator tool to adjust the power supply's output voltage with an analog input voltage
支援產品和硬體

支援產品和硬體

Gerber 檔案

BSR089B Gerber

SLUC713.ZIP (450 KB)
Gerber 檔案

SR062A Gerber File

SLVC858.ZIP (1783 KB)
封裝 針腳 CAD 符號、佔位空間與 3D 模型
QFN-FCMOD (VCA) 13 Ultra Librarian
uSIP (SIL) 14 Ultra Librarian

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  • 認證摘要
  • 進行中的可靠性監測
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