LTC4440AI-5 Просмотр технического описания (PDF) - Linear Technology
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LTC4440AI-5 Datasheet PDF : 12 Pages
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LTC4440A-5
Absolute Maximum Ratings
(Note 1)
Supply Voltage
VCC ........................................................ –0.3V to 15V
BOOST – TS............................................ –0.3V to 15V
INP Voltage................................................. –0.3V to 15V
BOOST Voltage (Continuous)...................... –0.3V to 95V
BOOST Voltage (100ms)............................–0.3V to 115V
TS Voltage (Continuous)................................ –5V to 80V
TS Voltage (100ms)..................................... –5V to 100V
Operating Junction Temperature Range (Notes 2, 3)
LTC4440AI-5...................................... –40°C to 125°C
LTC4440AH-5..................................... –40°C to 150°C
LTC4440AMP-5.................................. –55°C to 150°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec).................... 300°C
Pin Configuration
TOP VIEW
INP 1
8 TS
GND 2
9
7 TG
VCC 3
GND
6 BOOST
GND 4
5 NC
MS8E PACKAGE
8-LEAD PLASTIC MSOP
TJMAX = 150°C, θJA = 40°C/W (NOTE 4)
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
Order Information
LEAD FREE FINISH
TAPE AND REEL
PART MARKING* PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC4440AIMS8E-5#PBF LTC4440AIMS8E-5#TRPBF LTGKP
8-Lead Plastic MSOP
–40°C to 125°C
LTC4440AHMS8E-5#PBF LTC4440AHMS8E-5#TRPBF LTGKP
8-Lead Plastic MSOP
–40°C to 150°C
LTC4440AMPMS8E-5#PBF LTC4440AMPMS8E-5#TRPBF LTGKP
8-Lead Plastic MSOP
–55°C to 150°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on nonstandard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
Electrical Characteristics The ● denotes specifications which apply over the specified operating
junction temperature range, otherwise specifications are at TA = 25°C. VCC = VBOOST = 6V, VTS = GND = 0V, unless otherwise noted.
(Note 2)
SYMBOL PARAMETER
Main Supply (VCC)
IVCC
DC Supply Current
Normal Operation
UVLO
UVLO Undervoltage Lockout Threshold
Bootstrapped Supply (BOOST – TS)
IBOOST
DC Supply Current
Normal Operation
CONDITIONS
INP = 0V
VCC < UVLO Threshold (Falling) – 0.1V
VCC Rising
VCC Falling
Hysteresis
INP = 0V
INP = 6V
MIN TYP MAX UNITS
200 325
µA
18
40
µA
l 2.75 3.20 3.65
V
l 2.60 3.04 3.50
V
160
mV
0
µA
310 450
µA
4440a5f
2
For more information www.linear.com/LTC4440A-5
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