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LM22679-Q1 Datasheet(PDF) 3 Page - Texas Instruments

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Part # LM22679-Q1
Description  LM22679/-Q1 42-V, 5-A SIMPLE SWITCHER짰 Step-Down Voltage Regulator With Features
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LM22679-Q1 Datasheet(HTML) 3 Page - Texas Instruments

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background image
Exposed Pad
Connect to GND
5 IADJ
6 FB
3 BOOT
1 SW
2 VIN
4 GND
7 SS
LM22679, LM22679-Q1
www.ti.com
SNVS581L – FEBRUARY 2013 – REVISED NOVEMBER 2014
5 Pin Configuration and Functions
7-Pin
NDR Package
Top View
Pin Functions
PIN
TYPE
DESCRIPTION
APPLICATION INFORMATION
NAME
NO.
SW
1
O
Switch Output
Switching output of regulator
VIN
2
I
Input Voltage
Supply input to regulator
BOOT
3
I
Bootstrap input
Provides the gate voltage for the high side NFET
Ground input to
GND
4
regulator; system
System ground pin
common
Current limit adjust
A resistor attached between this pin and GND can be used to set the current limit
IADJ
5
I
input pin
threshold. Pin can be left floating and internal setting will be default.
FB
6
I
Feedback Input
Feedback input to regulator
SS
7
O
Soft-start pin
Used to increase soft-start time. See Soft-Start.
Connect to ground. Provides thermal connection to PCB. See Application and
EP
EP
Exposed Pad
Implementation.
Copyright © 2013–2014, Texas Instruments Incorporated
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