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TPSM82823

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5.5-V input, 3-A step-down module with integrated inductor in 2.0-mm × 2.5-mm × 1.1-mm uSiP package

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Data sheet

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NEW TPSM828303 ACTIVE 2.25-V to 5.5-V, 3-A, low-noise step-down module with integrated inductor in QFN package Next generation with integrated noise reduction capacitors

TPSM82823

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Product details

Iout (max) (A) 3 Vin (max) (V) 5.5
Iout (max) (A) 3 Vin (max) (V) 5.5
USIP (SIL) 10 See data sheet

  • 1.1-mm profile MicroSiP™ power module

  • CISPR 11 class B compliant
  • Up to 95% efficiency
  • 2.4-V to 5.5-V input voltage range
  • 0.6-V to 4-V adjustable output voltage
  • Fixed output voltages available: 1.2-V, 1.8-V, 2.5-V and 3.3-V
  • 4-µA operating quiescent current
  • DCS-control topology
  • Power save mode option available for light load efficiency

  • Forced-PWM option available for CCM operation

  • 100% duty cycle for lowest dropout
  • Hiccup short circuit protection
  • Output discharge
  • Power good output with window comparator
  • Integrated soft start-up
  • Overtemperature protection
  • PSPICE models available for: TPSM82821, TPSM82822 and TPSM82823
  • 2.0-mm × 2.5-mm × 1.1-mm 10-pin µSiL package
  • 12 mm2 total solution size (for the fixed output voltage versions)

  • 1.1-mm profile MicroSiP™ power module

  • CISPR 11 class B compliant
  • Up to 95% efficiency
  • 2.4-V to 5.5-V input voltage range
  • 0.6-V to 4-V adjustable output voltage
  • Fixed output voltages available: 1.2-V, 1.8-V, 2.5-V and 3.3-V
  • 4-µA operating quiescent current
  • DCS-control topology
  • Power save mode option available for light load efficiency

  • Forced-PWM option available for CCM operation

  • 100% duty cycle for lowest dropout
  • Hiccup short circuit protection
  • Output discharge
  • Power good output with window comparator
  • Integrated soft start-up
  • Overtemperature protection
  • PSPICE models available for: TPSM82821, TPSM82822 and TPSM82823
  • 2.0-mm × 2.5-mm × 1.1-mm 10-pin µSiL package
  • 12 mm2 total solution size (for the fixed output voltage versions)

The TPSM8282x device family consists of a 1-A, 2-A, and 3-A step-down converter MicroSiP™ power modules optimized for small solution size and high efficiency.

The power modules integrate a synchronous step-down converter and an inductor to simplify design, reduce external components and save PCB area. The TPSM8282x 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 version, the TPSM8282xA, runs in forced-PWM maintaining a continuous conduction mode at all currents to minimize the output ripple. In PWM mode the converter operates with a nominal switching frequency of 4MHz.

In power save mode, the device operates with typically 4-µA quiescent current. Using the DCS-Control topology, the device achieves excellent load transient performance and accurate output voltage regulation. The EN and PG pins, which support sequencing configurations, bring a flexible system design. An integrated soft start-up reduces the inrush current required from the input supply. Overtemperature protection and hiccup short circuit protection deliver a robust and reliable solution.

The TPSM8282x device family consists of a 1-A, 2-A, and 3-A step-down converter MicroSiP™ power modules optimized for small solution size and high efficiency.

The power modules integrate a synchronous step-down converter and an inductor to simplify design, reduce external components and save PCB area. The TPSM8282x 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 version, the TPSM8282xA, runs in forced-PWM maintaining a continuous conduction mode at all currents to minimize the output ripple. In PWM mode the converter operates with a nominal switching frequency of 4MHz.

In power save mode, the device operates with typically 4-µA quiescent current. Using the DCS-Control topology, the device achieves excellent load transient performance and accurate output voltage regulation. The EN and PG pins, which support sequencing configurations, bring a flexible system design. An integrated soft start-up reduces the inrush current required from the input supply. Overtemperature protection and hiccup short circuit protection deliver a robust and reliable solution.
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TPSM82821 ACTIVE 5.5-V input, 1-A step-down module with integrated inductor in 2 x 2.5 x 1.1-mm μSIP package Lower output current alternative.
TPSM82822 ACTIVE 5.5-V input, 2-A step-down module with integrated inductor in 2 x 2.5 x 1.1-mm μSIP package Pin-pin compatible version with a 2-A output current
TPSM82823A ACTIVE 5.5-V input, 3-A step-down converter with integrated inductor and forced PWM mode in µSiP package Forced-PWM operation and 23-mm² total BOM size.

Technical documentation

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Type Title Date
* Data sheet TPSM8282x, TPSM8282xA 1-A, 2-A, and 3-A High Efficiency Step-Down Converter MicroSiP™ Power Module with Integrated Inductor datasheet (Rev. F) PDF | HTML 22 Nov 2021
User guide TPSM8282xEVM-080 and TPSM8282xAEVM-127 Evaluation Modules User's Guide (Rev. D) PDF | HTML 12 Nov 2021
Functional safety information TPSM8282x/A Pin Failure Mode Analysis (Pin FMA) PDF | HTML 27 Sep 2021
User guide Manufacturing and Rework Design Guide for MicroSiP™ Power Modules (Rev. A) PDF | HTML 16 Jun 2021
White paper Enabling Higher Data Rates for Optical Modules With Small and Efficient Power 22 Mar 2021
Application brief Achieving High Thermal Performance in Compact Buck Power Modules PDF | HTML 24 Feb 2021

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

TPSM82823EVM-080 — TPSM82823 3-A step-down converter with integrated inductor evaluation module

The TPSM82823EVM-080 evaluation module (EVM) facilitates the evaluation of the TPSM82823, a 3-A pin-to-pin compatible step-down module with DCS-Control in a 2-mm × 2.5-mm uSiL package. The EVM has a 1.8-V output voltage with 1% accuracy for input voltages from 2.4 V to 5.5 V with a (...)

User guide: PDF | HTML
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Simulation model

TPSM82823 PSpice Transient Model

SLVMDL5.ZIP (278 KB) - PSpice Model
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USIP (SIL) 10 View options
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