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Buck modules (integrated inductor)

LMZ10505

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5.5V, 5A Power Module in Leaded Surface Mount TO Package

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Data sheet

A newer version of this product is available

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Same functionality with different pin-out to the compared device
TPSM82816 ACTIVE 2.75-V to 6-V, 6-A step-down module with adjustable-frequency & tracking in 3 x 4-mm QFN Newer solution with smaller BOM size, higher efficiency, higher voltage accuracy
TPSM82866A ACTIVE 2.4-V to 5.5-V Input, 6-A thin step-down power module with integrated inductor in 3.5-mm x 4-mm QFN Newer solution with smaller BOM size, higher efficiency, higher voltage accuracy

LMZ10505

ACTIVE
Data sheet Order now

Product details

Iout (max) (A) 5 Vin (min) (V) 2.95 Vin (max) (V) 5.5 Vout (min) (V) 0.8 Vout (max) (V) 5 Soft start Adjustable Features EMI Tested, Enable, Tracking Operating temperature range (°C) -40 to 125 Iq (typ) (mA) 1.55 Regulated outputs (#) 1 Switching frequency (max) (kHz) 1160 Switching frequency (min) (kHz) 750 Duty cycle (max) (%) 100 Topology Buck, Synchronous Buck Type Module Rating Catalog Control mode Voltage mode
Iout (max) (A) 5 Vin (min) (V) 2.95 Vin (max) (V) 5.5 Vout (min) (V) 0.8 Vout (max) (V) 5 Soft start Adjustable Features EMI Tested, Enable, Tracking Operating temperature range (°C) -40 to 125 Iq (typ) (mA) 1.55 Regulated outputs (#) 1 Switching frequency (max) (kHz) 1160 Switching frequency (min) (kHz) 750 Duty cycle (max) (%) 100 Topology Buck, Synchronous Buck Type Module Rating Catalog Control mode Voltage mode
TO-PMOD (NDW) 7 139.9032 mm² 10.16 x 13.77
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Technical documentation

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Type Title Date
* Data sheet LMZ10505 5-A Power Module With 5.5-V Maximum Input Voltage datasheet (Rev. K) PDF | HTML 16 Apr 2019
Selection guide Power Management Guide 2018 (Rev. R) 25 Jun 2018
Application note AN-2013 LMZ1050x/LMZ1050xEXT SIMPLE SWITCHER Power Module (Rev. E) 02 Feb 2017
Application note Design Summary LMZ1xxx and LMZ2xxx Power Module Family (Rev. B) 20 Jan 2016
Application note AN-2027 Inverting Application for the LMZ14203 SIMPLE SWITCHER Power Module (Rev. A) 06 May 2013
EVM User's guide AN-2022 LMZ1050x Evaluation Board (Rev. D) 24 Apr 2013
Application note AN-1889 How to Measure the Loop Transfer Function of Power Supplies (Rev. A) 23 Apr 2013
Application note AN-2026 Effect of PCB Design on Thermal Performance of SIMPLE SWITCHER Modules (Rev. A) 23 Apr 2013
Application note AN-2052 Texas Instruments SIMPLE SWITCHER Power Modules and EMI (Rev. C) 23 Apr 2013
Application note AN-2078 PCB Layout for Texas Instruments SIMPLE SWITCHER Power Modules (Rev. A) 23 Apr 2013
More literature SIMPLE SWITCHER® Power Modules for Broadcast Video 02 Apr 2012
More literature SIMPLE SWITCHER® Power Modules for Communications Infrastructure 02 Apr 2012
More literature SIMPLE SWITCHER® Power Modules for Factory Automation 02 Apr 2012
More literature SIMPLE SWITCHER® Power Modules for Medical 02 Apr 2012
More literature SIMPLE SWITCHER® Power Modules for Military 02 Apr 2012
More literature SIMPLE SWITCHER® Power Modules for Test and Measurement 02 Apr 2012
Design guide SIMPLE SWITCHER® Design Guide 11 Apr 2011
More literature SEM1600 Topic 4: Constructing Your Power Supply – Layout Considerations 12 Jul 2005

Design & development

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

Evaluation board

LMZ10505EVAL — Simple Switcher® Power Module 5.5Vin, 5A Eval Board

The SIMPLE SWITCHER power module evaluation board is optimized for peak performance and increased flexibility. By incorporating additional ceramic and an aluminum filter capacitor, the power module EVAL board demonstrates the low output ripple, fast transient response, and low conducted and (...)

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Simulation model

LMZ10505 PSpice Average Model

SNVM272.ZIP (53 KB) - PSpice Model
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Simulation model

LMZ10505 PSpice Transient Model

SNVM271.ZIP (201 KB) - PSpice Model
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Simulation model

LMZ10505 Unencrypted PSpice Average Model

SNVM741.ZIP (1 KB) - PSpice Model
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Simulation model

LMZ10505 Unencrypted PSpice Transient Model

SNVM742.ZIP (2 KB) - PSpice Model
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Calculation tool

LMZ1X-LMZXEXTDESIGN-CALC — LMZ1x/EXT Thermal Resistance Estimate

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Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
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