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LM2700

ACTIVE

600kHz/1.25MHz, 2.5A, step-up PWM DC/DC converter

Product details

Rating Catalog Topology Boost, Flyback, SEPIC Vin (max) (V) 12 Vin (min) (V) 2.2 Vout (max) (V) 17.5 Vout (min) (V) 1.26 Switch current limit (typ) (A) 3.6 Features Enable, Nonsynchronous rectification Operating temperature range (°C) -40 to 125 Iq (typ) (A) 0.0013 Duty cycle (max) (%) 85
Rating Catalog Topology Boost, Flyback, SEPIC Vin (max) (V) 12 Vin (min) (V) 2.2 Vout (max) (V) 17.5 Vout (min) (V) 1.26 Switch current limit (typ) (A) 3.6 Features Enable, Nonsynchronous rectification Operating temperature range (°C) -40 to 125 Iq (typ) (A) 0.0013 Duty cycle (max) (%) 85
TSSOP (PW) 14 32 mm² (5 mm × 6.4 mm) WSON (NHE) 14 16 mm² (4 mm × 4 mm)
  • 3.6A, 0.08Ω, Internal Switch
  • Operating Input Voltage Range of 2.2V to 12V
  • Input Undervoltage Protection
  • Adjustable Output Voltage up to 17.5V
  • 600kHz/1.25MHz Pin Selectable Frequency Operation
  • Over Temperature Protection
  • Small 14-Lead TSSOP or WSON Package

All trademarks are the property of their respective owners.

  • 3.6A, 0.08Ω, Internal Switch
  • Operating Input Voltage Range of 2.2V to 12V
  • Input Undervoltage Protection
  • Adjustable Output Voltage up to 17.5V
  • 600kHz/1.25MHz Pin Selectable Frequency Operation
  • Over Temperature Protection
  • Small 14-Lead TSSOP or WSON Package

All trademarks are the property of their respective owners.

The LM2700 is a step-up DC/DC converter with a 3.6A, 80mΩ internal switch and pin selectable operating frequency. With the ability to produce 500mA at 8V from a single Lithium Ion battery, the LM2700 is an ideal part for biasing LCD displays. The LM2700 can be operated at switching frequencies of 600kHz and 1.25MHz allowing for easy filtering and low noise. An external compensation pin gives the user flexibility in setting frequency compensation, which makes possible the use of small, low ESR ceramic capacitors at the output. The LM2700 features continuous switching at light loads and operates with a switching quiescent current of 2.0mA at 600kHz and 3.0mA at 1.25MHz. The LM2700 is available in a low profile 14-lead TSSOP package or a 14-lead WSON package.

The LM2700 is a step-up DC/DC converter with a 3.6A, 80mΩ internal switch and pin selectable operating frequency. With the ability to produce 500mA at 8V from a single Lithium Ion battery, the LM2700 is an ideal part for biasing LCD displays. The LM2700 can be operated at switching frequencies of 600kHz and 1.25MHz allowing for easy filtering and low noise. An external compensation pin gives the user flexibility in setting frequency compensation, which makes possible the use of small, low ESR ceramic capacitors at the output. The LM2700 features continuous switching at light loads and operates with a switching quiescent current of 2.0mA at 600kHz and 3.0mA at 1.25MHz. The LM2700 is available in a low profile 14-lead TSSOP package or a 14-lead WSON package.

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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet LM2700 600kHz/1.25MHz, 2.5A, Step-up PWM DC/DC Converter datasheet (Rev. C) Mar 7, 2013
Selection guide Power Management Guide 2018 (Rev. R) Jun 25, 2018
Application note How to Select a Proper Inductor for Low Power Boost Converter Jun 3, 2016
Application note Five Steps to a Good PCB Layout of the Boost Converter PDF | HTML May 3, 2016
Application note Working With Boost Converters Jun 15, 2015

Design & development

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

Evaluation board

LM2700MT-ADJEV — 600kHz 1.25MHz, 2.5A, Step-up PWM DC DC Converter Evaluation Module

A high current step-up DC/DC converter which can be used for TFT-LCD applications.

User guide: PDF
Supported products & hardware
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Simulation model

LM2700 Unencrypted PSpice Transient Model

SNVMAO4.ZIP (3 KB) - PSpice model
Supported products & hardware
Simulation model

LM2700 Unencrypted PSpice Transient Model Package (Rev. A)

SNVMAO5A.ZIP (83 KB) - PSpice model
Supported products & hardware
Package Pins CAD symbols, footprints & 3D models
TSSOP (PW) 14 Ultra Librarian
WSON (NHE) 14 Ultra Librarian

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