IC manufacturers Analog Devices

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Analog Devices MAX17270 | Demoboard MAX17270EVKIT

nanoPower Triple/Dual-Output, Single-Inductor, Multiple-Output (SIMO) Buck-Boost Regulator

Overview

TopologyBuck-Boost Converter
Input voltage2.7-5.5 V
Switching frequency1000 kHz
Output 15 V / 0.1 A

Description

The MAX17270 evaluation kit (EV kit) evaluates the MAX17270. The MAX17270 is a 3-output switching regulator that regulates three outputs using a single, small 2.2μH inductor. The MAX17270 EV kit features two independent circuits to evaluate two different IC packages of the MAX17270. Both circuits on the EV kit operates over an input range of 2.7V to 5.5V. Each circuit provides three jumper configurable outputs, with voltages from 0.8V to 5V for each output channel. Each circuit output on the EV kit delivers up to 50mA/75mA/80mA of current depending on the input voltage to the output voltage ratio. The EV kit comes with the MAX17270ETE+ and the MAX17270ENE+ installed.

Features

  • 3-Output/2-Output, Single-Inductor, Multiple-Output (SIMO) Buck-Boost Regulator
  • 2.7V to 5.5V Input Voltage Range
  • Low-Power and Long Battery Life
    • 1.3μA Operating Current (3 SIMO Channels)
    • 330nA Shutdown Current
    • 85% Efficiency at 3.3V Output
  • Flexible and Configurable
    • I2C Compatible Interface (MAX17271/MAX17273)
    • Programmable Output Voltage: 0.8V to 5.175V
    • Programmable Peak Current Limit
  • Robust
    • Soft-Start
    • Overload Protection
    • Thermal Protection
  • Small Size
    • 1.77mm x 1.77mm x 0.50mm 0.4mm-Pitch WLP Package
    • 3mm x 3mm x 0.75mm TQFN Package
    • Small Total Solution Size

Typical applications

  • Watches / Wearables
  • Fitness Bands / Health Monitors
  • Bluetooth Headsets

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(µH)
IR
(A)
ISAT1
(A)
ISAT2
(A)
RDC max.
(mΩ)
fres
(MHz)
VersionIRP,40K
(A)
ISAT,30%
(A)
RDC typ.
(mΩ)
VOP
(V)
Mount Samples
74479299222SPEC
8 files Active i| Production is active. Expected lifetime: >10 years.WE-PMCI Power Molded Chip Inductor 2.2 4.5 2.25 4.8 75 35 High Saturation Current 4.5 70 SMT
74438357022SPEC
10 files Active i| Production is active. Expected lifetime: >10 years.WE-MAPI SMT Power Inductor 2.2 5.2 26 35 SMT 7.1 9.2 22 80 SMT
Order Code Data­sheet Simu­lation
74479299222SPEC
74438357022SPEC
Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(µH)
IR
(A)
ISAT1
(A)
ISAT2
(A)
RDC max.
(mΩ)
fres
(MHz)
VersionIRP,40K
(A)
ISAT,30%
(A)
RDC typ.
(mΩ)
VOP
(V)
Mount Samples