IC manufacturers Analog Devices

IC manufacturers (103)

Analog Devices ADP5054

Quad Buck Regulator Integrated Power Solution

Overview

TopologyBuck Converter
Input voltage12 V
Switching frequency250-2000 kHz
Output 11.5 V / 2.5 A
IC revisionC

Description

Wide input voltage range: 4.5 V to 15.5 V±1.5% output accuracy over full temperature range250 kHz to 2 MHz adjustable switching frequency withindividual ½× frequency optionPower regulationChannel 1 and Channel 2Programmable 2 A/4 A/6 A sync buck regulators withlow-side FET driversChannel 3 and Channel 4: 2.5 A sync buck regulatorsFlexible parallel operationSingle 12 A output (Channel 1 and Channel 2 in parallel)Single 5 A output (Channel 3 and Channel 4 in parallel)Low 1/f noise density40 μV rms at 0.8 VREF for 10 Hz to 100 kHzPrecision enable with 0.811 V accurate thresholdActive output discharge switchFPWM/PSM mode selectionFrequency synchronization input or outputPower-good flag for Channel 1 outputUVLO, OCP, and TSD protection48-lead, 7 mm × 7 mm LFCSP

Features

Wide input voltage range: 4.5 V to 15.5 V±1.5% output accuracy over full temperature range250 kHz to 2 MHz adjustable switching frequency withindividual ½× frequency optionPower regulationChannel 1 and Channel 2Programmable 2 A/4 A/6 A sync buck regulators withlow-side FET driversChannel 3 and Channel 4: 2.5 A sync buck regulatorsFlexible parallel operationSingle 12 A output (Channel 1 and Channel 2 in parallel)Single 5 A output (Channel 3 and Channel 4 in parallel)Low 1/f noise density40 μV rms at 0.8 VREF for 10 Hz to 100 kHzPrecision enable with 0.811 V accurate thresholdActive output discharge switchFPWM/PSM mode selectionFrequency synchronization input or outputPower-good flag for Channel 1 outputUVLO, OCP, and TSD protection48-lead, 7 mm × 7 mm LFCSP−40°C to +125°C operational junctional temperature range

Typical applications

  • FPGA and processor applications
  • Medical applications
  • ,Small cell base stations
  • Security and surveillance

Products

Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(µH)
IRP,40K(A)
ISAT,10%(A)
ISAT,30%(A)
RDC(mΩ)
fres(MHz)
Material
Samples
WE-HCI SMT Flat Wire High Current Inductor, 3.3 µH, 8.1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance3.3 µH
Performance Rated Current8.1 A
Saturation Current @ 10%4.5 A
Saturation Current @ 30%11 A
DC Resistance17.2 mΩ
Self Resonant Frequency43 MHz
MaterialSuperflux