IC manufacturers Texas Instruments

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Texas Instruments LM5122-Q1 | Demoboard PMP31073

1.44-kW, six-phase interleaved boost converter reference design

Overview

TopologyBoost Converter
Input voltage9-16 V
Output 124 V / 60 A

Description

This reference design showcases an interleaved boost converter controlled by LM5122-Q1, operating from a 9.0-V to 16.0-V input voltage range, generating an output voltage of 24.0 V with a maximum load current of 60.0 A (10.0 A per phase).

Features

  • High converter efficiency for minimal components temperature rise
  • Can be operated with the higher output power if a higher component temperature rises is acceptable
  • Low output voltage ripple (smaller than 1% peak-to-peak) for audio applications
  • Low input voltage ripple leads to better EMC
  • Modular design which enables easy modification for higher and lower output power by removing or adding phases

Typical applications

  • Aftermarket audio amplifier

Products

Order Code Data­sheet Downloads Product seriesW
(mm)
H
(mm)
IR
(A)
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(mm)
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7461098SPEC
4 files WP-SHFU REDCUBE PRESS-FIT with external thread, full plain 13 15.5 250 M6 10 25
Order Code Data­sheet
7461098SPEC
Samples
Order Code Data­sheet Downloads Product seriesW
(mm)
H
(mm)
IR
(A)
ToTl
(mm)
Pins Samples