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LMZ10503EXT 데이터시트(PDF) 3 Page - Texas Instruments

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부품명 LMZ10503EXT
상세설명  3A SIMPLE SWITCHER Power Module With 5.5-V Maximum Input Voltage for Demanding and Rugged Applications
PDF  36 Pages
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제조업체  TI [Texas Instruments]
홈페이지  http://www.ti.com
Logo TI - Texas Instruments

LMZ10503EXT 데이터시트(HTML) 3 Page - Texas Instruments

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Exposed Pad
Connect to GND
5
FB
6
VOUT
3
SS
1
VIN
2
EN
4
GND
7
VOUT
LMZ10503EXT
www.ti.com
SNVS668H – JUNE 2010 – REVISED SEPTEMBER 2015
5 Pin Configuration and Functions
NDW Package
7-Lead TO-PMOD
Top View
Pin Functions
PIN
TYPE
DESCRIPTION
NAME
NO.
EN
2
Analog
Active-high enable input for the device.
Exposed pad thermal connection. Connect this pad to the PCB ground plane in order to
Exposed Pad
—
Ground
reduce thermal resistance value. It also provides an electrical connection to the input and
output capacitors ground terminals.
Feedback pin. This is the inverting input of the error amplifier used for sensing the output
FB
5
Analog
voltage.
Power ground and signal ground. Connect the bottom feedback resistor between this pin and
GND
4
Ground
the feedback pin.
Soft-start control pin. An internal 2-µA current source charges and external capacitor
SS
3
Analog
connected between this pin and GND (pin 4) to set the output voltage ramp rate during start-
up. This pin can also be used to configure the tracking feature.
A low-ESR input capacitance should be located as close as possible to VIN pin and GND
VIN
1
Power
pin.
This is the output of the internal inductor. Connect an external resistor voltage divider from
VOUT
6, 7
Power
VOUT to FB to ground.
Copyright © 2010–2015, Texas Instruments Incorporated
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