TPS5410

ACTIVE

5.5V to 36V Input, 1A, 500kHz Step Down Converter

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LMR33610 ACTIVE SIMPLE SWITCHER® 3.8-V to 36-V, 1-A synchronous step-down converter in SOIC-8 package Smaller footprint, higher efficiency, lower IQ and lower EMI.

Product details

Rating Catalog Operating temperature range (°C) -40 to 125 Topology Buck Type Converter Iout (max) (A) 1 Vin (min) (V) 5.5 Vin (max) (V) 36 Switching frequency (min) (kHz) 500 Switching frequency (max) (kHz) 500 Features Enable, Over Current Protection Control mode Voltage mode Vout (min) (V) 1.23 Vout (max) (V) 31 Iq (typ) (µA) 3000 Duty cycle (max) (%) 87.5
Rating Catalog Operating temperature range (°C) -40 to 125 Topology Buck Type Converter Iout (max) (A) 1 Vin (min) (V) 5.5 Vin (max) (V) 36 Switching frequency (min) (kHz) 500 Switching frequency (max) (kHz) 500 Features Enable, Over Current Protection Control mode Voltage mode Vout (min) (V) 1.23 Vout (max) (V) 31 Iq (typ) (µA) 3000 Duty cycle (max) (%) 87.5
SOIC (D) 8 29.4 mm² 4.9 x 6
  • 5.5V to 36V wide input voltage range
  • Up to 1A continuous (1.2A peak) output current
  • High efficiency up to 95% enabled by 110mΩ integrated MOSFET switch
  • Wide output voltage range: adjustable down to 1.22V with 1.5% initial accuracy
  • Internal compensation minimizes external parts count
  • Fixed 500kHz switching frequency for small filter size
  • Improved line regulation and transient response by input voltage feedforward
  • System protected by overcurrent limiting, overvoltage protection, and thermal shutdown
  • –40°C to 125°C operating junction temperature range
  • Available in small 8-pin SOIC package
  • 5.5V to 36V wide input voltage range
  • Up to 1A continuous (1.2A peak) output current
  • High efficiency up to 95% enabled by 110mΩ integrated MOSFET switch
  • Wide output voltage range: adjustable down to 1.22V with 1.5% initial accuracy
  • Internal compensation minimizes external parts count
  • Fixed 500kHz switching frequency for small filter size
  • Improved line regulation and transient response by input voltage feedforward
  • System protected by overcurrent limiting, overvoltage protection, and thermal shutdown
  • –40°C to 125°C operating junction temperature range
  • Available in small 8-pin SOIC package

The TPS5410 is a high-output-current PWM converter that integrates a low-resistance, high-side, N-channel MOSFET. Included on the substrate with the listed features is a high performance voltage error amplifier that provides tight voltage regulation accuracy under transient conditions; an undervoltage-lockout circuit to prevent start-up until the input voltage reaches 5.5V; an internally set slow-start circuit to limit inrush currents; and a voltage feed-forward circuit to improve the transient response. Using the ENA pin, shutdown supply current is reduced to 18µA typically. Other features include an active high enable, overcurrent limiting, overvoltage protection, and thermal shutdown. To reduce design complexity and external component count, the TPS5410 feedback loop is internally compensated.

The TPS5410 device is available in an easy to use 8-pin SOIC package. TI provides evaluation modules and software tools to aid in quickly achieving high-performance power supply designs to meet aggressive equipment development cycles.

The TPS5410 is a high-output-current PWM converter that integrates a low-resistance, high-side, N-channel MOSFET. Included on the substrate with the listed features is a high performance voltage error amplifier that provides tight voltage regulation accuracy under transient conditions; an undervoltage-lockout circuit to prevent start-up until the input voltage reaches 5.5V; an internally set slow-start circuit to limit inrush currents; and a voltage feed-forward circuit to improve the transient response. Using the ENA pin, shutdown supply current is reduced to 18µA typically. Other features include an active high enable, overcurrent limiting, overvoltage protection, and thermal shutdown. To reduce design complexity and external component count, the TPS5410 feedback loop is internally compensated.

The TPS5410 device is available in an easy to use 8-pin SOIC package. TI provides evaluation modules and software tools to aid in quickly achieving high-performance power supply designs to meet aggressive equipment development cycles.

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Technical documentation

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Type Title Date
* Data sheet TPS5410 1A, Wide Input Range, Step-Down Converter datasheet (Rev. E) PDF | HTML 19 Jan 2024
Selection guide Power Management Guide 2018 (Rev. R) 25 Jun 2018
Application note Using the TPS5430 As An Inverting Buck Boost Converter (Rev. A) 15 Aug 2007
Application note Using TPS5410/20/30/31/50 w/Aluminum/Ceramic Output Capacitors (Rev. C) 21 Mar 2007
EVM User's guide TPS5410EVM-203 1-A Regulator EVM 01 Sep 2006

Design & development

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

Evaluation board

TPS5410EVM-203 — 1-A Converter Evaluation Module

The TPS5410EVM-203 evaluation module allows the designer to evaluate two different configurations of the TPS5410 SWIFT DC/DC converter on the same PCB over a wide input voltage range. The first design is a 14.5 to 36 V input to 12 V output at 1 A using a 47 µF (...)

User guide: PDF
Not available on TI.com
Simulation model

TPS5410 PSpice Transient Model

SLVMAK5.ZIP (208 KB) - PSpice Model
Simulation model

TPS5410 Unencrypted PSpice Transient Model

SLVMCU7.ZIP (5 KB) - PSpice Model
Schematic

12Vin Power Design (Rev. A)

SLVR334A.PDF (253 KB)
Package Pins CAD symbols, footprints & 3D models
SOIC (D) 8 Ultra Librarian

Ordering & quality

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Support & training

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