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LP8774x Three Buck Converters and 5-V Boost for IWR Radar Sensors
SNVSCH5
November 2023
LP87745
PRODUCTION DATA
CONTENTS
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LP8774x Three Buck Converters and 5-V Boost for IWR Radar Sensors
1
1
Features
2
Applications
3
Description
4
Description (continued)
5
Pin Configuration and Functions
6
Device and Documentation Support
6.1
Documentation Support
6.2
Receiving Notification of Documentation Updates
6.3
Support Resources
6.4
Trademarks
6.5
Electrostatic Discharge Caution
6.6
Glossary
7
Revision History
8
Mechanical, Packaging, and Orderable Information
8.1
Packaging Option Addendum
8.2
Tape and Reel Information
18
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
RXV|28
Thermal pad, mechanical data (Package|Pins)
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Data Sheet
LP8774x
Three Buck Converters and 5-V Boost for IWR Radar Sensors
1
Features
Device operating temperature : –40°C to +125°C ambient
Input voltage: 3.3 V nominal (3 V to 4 V range)
Three low-noise step-down DC/DC converters:
Output voltage: 0.9 V to 1.9 V, 0.8 V (BUCK3), 0.82 V (BUCK3)
Maximum output current: 3 A/ 3 A/ 3 A
Switching frequency: 4.4 MHz, 8.8 MHz, and 17.6 MHz
5 V boost converter
Maximum output current: 350 mA
150 mA LDO
Output voltage 1.8 V or 3.3 V
Output short-circuit and overload protection
Input overvoltage protection (OVP) and undervoltage lockout (UVLO)
Overtemperature warning and protection
Serial peripheral interface (SPI)
2
Applications
Factory automation & control
Industrial transport (non-car & non-light truck)
Low ripple, low noise applications
