IC manufacturers Analog Devices

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Analog Devices MAX38800 | Demoboard MAX38800 Evaluation Kit

Integrated, Step-Down Switching Regulator with Selectable Applications Configurations

Overview

TopologyBuck Converter
Input voltage6.5-14 V
Switching frequency400-900 kHz
Output 13.3 V / 7.5 A
IC revision1

Description

The MAX38800 evaluation kit (EV kit) serves as a reference platform for evaluating the MAX38800 voltage regulator IC. This single-chip, integrated switching regulator provides an extremely compact, highly efficient, fast, accurate and reliable power delivery solution for low-output voltage applications. The MAX38800 has different programmability options to enable a wide range of configurations. The EV kit consists of a fully-assembled and tested Printed Circuit Board (PCB) implementation of the MAX38800. Jumpers, test points, and input/output connectors are included for flexibility and ease-of-use. Refer to the data sheet for ordering information and more details.

Features

  • High-Efficiency Solution
    • Up to 96% Peak
    • Up to 95.5% Full-Load
    • Up to 94% Light-Load Efficiency at 1A withDCM Enabled
  • Inductor valley current limit is Configured to 7.5A (R_SEL = R1 = 2.67kΩ)
  • Programmable Switching Frequency from 400kHz to 900kHz
  • Programmable Positive and Negative OCP Limit
  • Programmable Reference Voltage with ExternalInput Option
  • Fast Transient Response with Quick PWM™Architecture
  • Differential Remote Sense with Open-CircuitDetection
  • Percentage-Based Output Power Good and OVP
  • Open-Drain Status Indicator (STAT) Pin
  • Input Undervoltage and Overvoltage Lockout
  • Adaptive Dead Time Control
  • Integrated Boost Switch
  • 19-Bump WLCSP (2.2mm x 2.8mm) Footprint
  • Operation Using Ceramic Input and Output

Typical applications

  • Servers/μServers
  • I/O and Chipset Supplies / GPU Core Supply / DDR Memory—VDDQ and VTT / Point-of-Load (PoL) Applications

Products

Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(µH)
IRP,40K(A)
ISAT,10%(A)
ISAT,30%(A)
RDC max.(mΩ)
fres(MHz)
Mount
Samples
WE-LHMI SMT Power Inductor, 0.47 µH, 16.6 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.47 µH
Performance Rated Current16.6 A
Saturation Current @ 10%21.4 A
Saturation Current @ 30%37.8 A
DC Resistance4.2 mΩ
Self Resonant Frequency91 MHz
MountSMT