LTC1627

PRODUCTION

Monolithic Synchronous Step-Down Switching Regulator

Data Sheet Product Selection Table
Part Models
4
1ku List Price
Starting From $2.99
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Part Details

  • High Efficiency: Up to 96%
  • Constant Frequency 350kHz Operation
  • 2.65V to 8.5V VIN Range
  • VOUT from 0.8V to VIN, IOUT to 500mA
  • No Schottky Diode Required
  • Synchronizable Up to 525kHz
  • Selectable Burst Mode™ Operation
  • Low Dropout Operation: 100% Duty Cycle
  • Precision 2.5V Undervoltage Lockout
  • Secondary Winding Regulation
  • Current Mode Operation for Excellent Line and Load Transient Response
  • Low Quiescent Current: 200µA
  • Shutdown Mode Draws Only 15µA Supply Current
  • ±1.5% Reference Accuracy
  • Available in 8-Lead SO Package
LTC1627
Monolithic Synchronous Step-Down Switching Regulator
Figure 1a. High Efficiency Step-Down Converter Figure 1b. Efficiency vs Output Load Current Product Package 1
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Documentation

Data Sheet 1

Reliability Data 1

User Guide 1

Application Note 1

Design Note 1

Technical Articles 1

Data Sheet

This is the most up-to-date revision of the Data Sheet.

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Software Resources

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Hardware Ecosystem

Parts Product Life Cycle Description
Digital Power System Managers 1
LTC2974
RECOMMENDED FOR NEW DESIGNS 4-Channel PMBus Power System Manager Featuring Accurate Output Current Measurement
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RECOMMENDED FOR NEW DESIGNS Dual Output PolyPhase Step-Down DC/DC Controller with Digital Power System Management
Silicon Oscillators 2
LTC6908
Resistor Set SOT-23 Oscillator with Spread Spectrum Modulation
LTC6909
PRODUCTION 1 to 8 Output, Multiphase Silicon Oscillator with Spread Spectrum Modulation
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Tools & Simulations

LTspice 1

Models for the following parts are available in LTspice:

  • LTC1627
LTspice

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

Evaluation Kits

eval board
schematic 1
DC195A

LTC1627CS8 | MONOLITHIC SYCHR., STEP-DOWN REGULATOR, 2.65V to 8.5Vin, 1.8V to 3.3VOUT @ 500mA

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Product Details

DC195A: Demo Board for the LTC1627 Monolithic Synchronous Step-Down Switching Regulator.


 
DC195A
LTC1627CS8 | MONOLITHIC SYCHR., STEP-DOWN REGULATOR, 2.65V to 8.5Vin, 1.8V to 3.3VOUT @ 500mA
DC195A - Schematic

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