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reference designNCP3127

Onsemi NCP3127

2 A Synchronous PWM Switching Converter

Overview

TopologyBuck Converter
Input voltage4.5-13.2 V
Switching frequency290-410 kHz
Output 13.3 V / 2 A
IC revision2

Description

The NCP3127 is a flexible synchronous PWM Switching Buck Regulator. The NCP3127 is capable of producing output voltages as low as 0.8 V. The NCP3127 also incorporates voltage mode control. Switching frequency is internally set. The NCP3127 is currently available in an SOIC-8 package. Family of parts that are pin to pin compatible. NCP3125 (4A), NCP3126 (3A), NCP3127 (2A)

Features

  • 4.5 V to 13.2 V Operating Input Voltage Range
  • 80 m High−Side and Low−Side Switch
  • Output Voltage Adjustable to 0.8 V
  • 2 A Continuous Output Current
  • Fixed 350 kHz PWM Operation
  • 1.0% Initial Output Accuracy
  • 75% Max Duty Ratio
  • Over−Load Protection
  • Programmable Current Limit
  • This is a Pb−Free Device

Typical applications

  • Cable Modems
  • Set Top Boxes
  • DVD Drives and HDD
  • LCD Monitors and TVs
  • Telecom / Networking / Datacom Equipment

More information

Products

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(µH)
IRP,40K(A)
ISAT,10%(A)
ISAT,30%(A)
RDC(mΩ)
fres(MHz)
Material
Qty.
SamplesAvailability & Sample
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744325550
SPECWE-HCI SMT Flat Wire High Current Inductor, 5.5 µH, 12 A

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

Simu­lation
Availability
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Downloads9 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-HCI SMT Flat Wire High Current Inductor
Inductance5.5 µH
Performance Rated Current12 A
Saturation Current @ 10%4.5 A
Saturation Current @ 30%12 A
DC Resistance10.3 mΩ
Self Resonant Frequency30 MHz
MaterialSuperflux 
Packaging Unit700 
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