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LTC1422IS8#TRPBF

Description
IC CONTROLLER HOT SWAP 8-SOIC
CategoryPower/power management    The power supply circuit   
File Size191KB,16 Pages
ManufacturerLinear ( ADI )
Websitehttp://www.analog.com/cn/index.html
Environmental Compliance
Download Datasheet Parametric Compare View All

LTC1422IS8#TRPBF Overview

IC CONTROLLER HOT SWAP 8-SOIC

LTC1422IS8#TRPBF Parametric

Parameter NameAttribute value
Brand NameLinear Technology
Is it Rohs certified?conform to
MakerLinear ( ADI )
Parts packaging codeSOIC
package instructionSOP, SOP8,.25
Contacts8
Manufacturer packaging codeS8
Reach Compliance Codecompliant
ECCN codeEAR99
Adjustable thresholdNO
Analog Integrated Circuits - Other TypesPOWER SUPPLY SUPPORT CIRCUIT
JESD-30 codeR-PDSO-G8
JESD-609 codee3
length4.9 mm
Humidity sensitivity level1
Number of channels1
Number of functions1
Number of terminals8
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Encapsulate equivalent codeSOP8,.25
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)260
power supply5 V
Certification statusNot Qualified
Maximum seat height1.75 mm
Maximum supply current (Isup)1 mA
Maximum supply voltage (Vsup)12 V
Minimum supply voltage (Vsup)2.7 V
Nominal supply voltage (Vsup)5 V
surface mountYES
technologyCMOS
Temperature levelINDUSTRIAL
Terminal surfaceMatte Tin (Sn)
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperature30
width3.9 mm
LTC1422
Hot Swap Controller
FEATURES
s
s
s
s
s
s
s
s
s
s
DESCRIPTIO
Allows Safe Board Insertion and Removal
from a Live Backplane
System Reset Output with Programmable Delay
Programmable Electronic Circuit Breaker
User-Programmable Supply Voltage Power-Up Rate
High Side Driver for an External N-Channel FET
Controls Supply Voltages from 2.7V to 12V
Undervoltage Lockout
Soft Reset Input
Glitch Filter on RESET
Available in 8-Pin Narrow PDIP and SO Packages
The LTC
®
1422 is an 8-pin Hot Swap
TM
controller that
allows a board to be safely inserted and removed from a
live backplane. Using an external N-channel pass transis-
tor, the board supply voltage can be ramped up at a
programmable rate. A high side switch driver controls the
N-channel gate for supply voltages ranging from 2.7V to
12V.
A programmable electronic circuit breaker protects
against shorts. The RESET output can be used to generate
a system reset when the supply voltage falls below a
programmable voltage. The ON pin can be used to cycle
the board power or to generate a soft reset.
The LTC1422 is available in 8-pin PDIP and SO packages.
, LTC and LT are registered trademarks of Linear Technology Corporation.
Hot Swap is a trademark of Linear Technology Corporation.
APPLICATIO S
s
s
Hot Board Insertion
Electronic Circuit Breaker
TYPICAL APPLICATIO
5V Hot Swap
Q1
R1
0.005Ω MTB50N06V
V
CC
R2
10Ω
5%
R3
6.81k
1%
C1
0.1µF
5
R4
2.43k
1%
V
OUT
5V
C
LOAD
+
CONNECTOR 2
CONNECTOR 1
8
2
V
CC
ON
7
6
FB
SENSE GATE
ON/RESET
LTC1422
RESET
TIMER
3
GND
C2
0.33µF
4
1
µP
RESET
GND
1422 TA01
BACKPLANE
PLUG-IN CARD
U
1422fb
U
U
1

LTC1422IS8#TRPBF Related Products

LTC1422IS8#TRPBF LTC1422IS8#TR LTC1422CS8#TR LTC1422CS8#PBF LTC1422IS8#PBF LTC1422CN8#PBF LTC1422IN8#PBF LTC1422CS8#TRPBF
Description IC CONTROLLER HOT SWAP 8-SOIC IC controller hotswap 8soic IC controller hotswap 8soic IC CONTROLLER HOT SWAP 8-SOIC IC CONTROLLER HOT SWAP 8-SOIC IC CONTROLLER HOT SWAP 8-DIP IC CONTROLLER HOT SWAP 8-DIP IC CONTROLLER HOT SWAP 8-SOIC
Brand Name Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology
Is it Rohs certified? conform to incompatible incompatible conform to conform to conform to conform to conform to
Maker Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) Linear ( ADI )
Parts packaging code SOIC SOIC SOIC SOIC SOIC DIP DIP SOIC
package instruction SOP, SOP8,.25 SOP, SOP8,.25 SOP, SOP8,.25 SOP, SOP8,.25 SOP, SOP8,.25 DIP, DIP8,.3 DIP, DIP8,.3 SOP, SOP8,.25
Contacts 8 8 8 8 8 8 8 8
Manufacturer packaging code S8 S8 S8 S8 S8 N N S8
Reach Compliance Code compliant _compli _compli compliant compliant compliant compliant compliant
ECCN code EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99
Adjustable threshold NO NO NO NO NO NO NO NO
Analog Integrated Circuits - Other Types POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT
JESD-30 code R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDIP-T8 R-PDIP-T8 R-PDSO-G8
JESD-609 code e3 e0 e0 e3 e3 e3 e3 e3
Humidity sensitivity level 1 1 1 1 1 1 1 1
Number of channels 1 1 1 1 1 1 1 1
Number of functions 1 1 1 1 1 1 1 1
Number of terminals 8 8 8 8 8 8 8 8
Maximum operating temperature 85 °C 85 °C 70 °C 70 °C 85 °C 70 °C 85 °C 70 °C
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code SOP SOP SOP SOP SOP DIP DIP SOP
Encapsulate equivalent code SOP8,.25 SOP8,.25 SOP8,.25 SOP8,.25 SOP8,.25 DIP8,.3 DIP8,.3 SOP8,.25
Package shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE IN-LINE IN-LINE SMALL OUTLINE
Peak Reflow Temperature (Celsius) 260 235 235 260 260 NOT SPECIFIED NOT SPECIFIED 260
power supply 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V
Certification status Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified
Maximum seat height 1.75 mm 1.75 mm 1.75 mm 1.75 mm 1.75 mm 3.937 mm 3.937 mm 1.75 mm
Maximum supply current (Isup) 1 mA 1 mA 1 mA 1 mA 1 mA 1 mA 1 mA 1 mA
Maximum supply voltage (Vsup) 12 V 12 V 12 V 12 V 12 V 12 V 12 V 12 V
Minimum supply voltage (Vsup) 2.7 V 2.7 V 2.7 V 2.7 V 2.7 V 2.7 V 2.7 V 2.7 V
Nominal supply voltage (Vsup) 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V
surface mount YES YES YES YES YES NO NO YES
technology CMOS CMOS CMOS CMOS CMOS CMOS CMOS CMOS
Temperature level INDUSTRIAL INDUSTRIAL COMMERCIAL COMMERCIAL INDUSTRIAL COMMERCIAL INDUSTRIAL COMMERCIAL
Terminal surface Matte Tin (Sn) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn)
Terminal form GULL WING GULL WING GULL WING GULL WING GULL WING THROUGH-HOLE THROUGH-HOLE GULL WING
Terminal pitch 1.27 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm 2.54 mm 2.54 mm 1.27 mm
Terminal location DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature 30 20 20 30 30 NOT SPECIFIED NOT SPECIFIED 30
width 3.9 mm 3.9 mm 3.9 mm 3.9 mm 3.9 mm 7.62 mm 7.62 mm 3.9 mm
length 4.9 mm 4.9 mm 4.9 mm 4.9 mm 4.9 mm - - 4.9 mm
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