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Analog Devices LT8330 | Demoboard LT Journal

Low IQ Boost/SEPIC/Inverting Converter with 1A, 60V Switch

Overview

TopologySEPIC Buck-Boost Topology
Input voltage8-30 V
Switching frequency1850-2150 kHz
Output 124 V / 0.25 A
IC revision1

Description

The LT8330 monolithic DC/DC converter enables boost,SEPIC or inverting topologies in a low profile 6-leadThinSOT™ or an 8-lead (3mm × 2mm) DFN package. Itmeets the demand for small, efficient power supply solutionswith a 3V-to-40V input range, internal 1A, 60V switch and6µA quiescent current. It easily satisfies the requirementsof numerous industrial and automotive applications.

Features

  • 3V to 40V Input Voltage Range
  • Ultralow Quiescent Current and Low Ripple Burst Mode® Operation: IQ = 6μA
  • 1A, 60V Power Switch
  • Positive or Negative Output Voltage Programming with a Single Feedback Pin
  • Fixed 2MHz Switching Frequency
  • Accurate 1.6V EN/UVLO Pin Threshold
  • Internal Compensation and Soft-Start
  • Low Profile (1mm) ThinSOT™ Package
  • Low Profile (0.75mm) 8-Lead (3mm × 2mm) DFN Package

Remarks

  • L1=L2=6.8 are used refer page no-18

Typical applications

  • Telecom
  • Medical Diagnostic Equipment
  • Industrial and Automotive
  • Portable Electronics

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesL1
(µH)
L2
(µH)
nIR
(A)
IR 2
(A)
ISAT
(A)
ISAT1
(A)
ISAT2
(A)
RDC1 typ
(mΩ)
RDC2 typ
(mΩ)
RDC1 max
(mΩ)
RDC2 max
(mΩ)
fres 1
(MHz)
Samples
74489440068SPEC
7 files Active i| Production is active. Expected lifetime: >10 years.WE-TDC SMT Shielded Coupled Inductor 6.8 6.8 1:1 1.45 1.45 3.2 3.2 3.2 88 88 100 100 25
Order Code Data­sheet Simu­lation
74489440068SPEC
Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesL1
(µH)
L2
(µH)
nIR
(A)
IR 2
(A)
ISAT
(A)
ISAT1
(A)
ISAT2
(A)
RDC1 typ
(mΩ)
RDC2 typ
(mΩ)
RDC1 max
(mΩ)
RDC2 max
(mΩ)
fres 1
(MHz)
Samples