LT1936H 查看數據表（PDF） - Linear Technology
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LT1936H Datasheet PDF : 20 Pages
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LT1936
ABSOLUTE MAXIMUM RATINGS
(Note 1)
VIN Voltage................................................. –0.4V to 36V
BOOST Voltage .........................................................43V
BOOST Above SW Voltage ........................................20V
SHDN Voltage ............................................ –0.4V to 36V
FB, VC, COMP Voltage.................................................6V
Operating Temperature Range (Note 2)
LT1936E............................................... –40°C to 85°C
LT1936I.............................................. –40°C to 125°C
LT1936H ............................................ –40°C to 150°C
Maximum Junction Temperature
LT1936E, LT1936I ............................................. 125°C
LT1936H ........................................................... 150°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
PIN CONFIGURATION
TOP VIEW
BOOST 1
8 COMP
VIN 2
SW 3
9
7 VC
6 FB
GND 4
5 SHDN
MS8E PACKAGE
8-LEAD PLASTIC MSOP
θJA = 40°C/W, θJC = 10°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
LT1936EMS8E#PBF
LT1936EMS8E#TRPBF
LTBMT
8-Lead Plastic MSOP
LT1936IMS8E#PBF
LT1936IMS8E#TRPBF
LTBRV
8-Lead Plastic MSOP
LT1936HMS8E#PBF
LT1936HMS8E#TRPBF
LTBWB
8-Lead Plastic MSOP
LEAD BASED FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
LT1936EMS8E
LT1936EMS8E#TR
LTBMT
8-Lead Plastic MSOP
LT1936IMS8E
LT1936IMS8E#TR
LTBRV
8-Lead Plastic MSOP
LT1936HMS8E
LT1936HMS8E#TR
LTBWB
8-Lead Plastic MSOP
Consult LTC Marketing for parts specified with wider operating temperature ranges.
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/
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
–40°C to 150°C
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
–40°C to 150°C
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VIN = 12V, VBOOST = 17V, unless otherwise noted. (Note 2)
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Undervoltage Lockout
3.45 3.6
V
Quiescent Current
Quiescent Current in Shutdown
FB Voltage
VFB = 1.5V
VSHDN = 0V
1.8
2.5
mA
0.1
2
μA
● 1.175 1.200 1.215
V
FB Pin Bias Current (Note 4)
VFB = 1.20V, E and I Grades
H Grade
●
50
200
nA
●
50
300
nA
FB Voltage Line Regulation
Error Amp gm
Error Amp Voltage Gain
VIN = 5V to 36V
VC = 0.5V, IVC = ±5μA
VC = 0.8V, 1.2V
0.01
%/V
250
μS
150
1936fd
2
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