LT3597IUHG データシートの表示（PDF） - Linear Technology
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LT3597IUHG Datasheet PDF : 24 Pages
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LT3597
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Input Voltage (VIN), EN/UVLO....................................60V
BOOST1-3..................................................................85V
BOOST Pin Above SW Pin......................................... 25V
LED1-3, VOUT1-3.........................................................42V
BIAS, FAULT...............................................................25V
VREF, RT, ISET1-3, TSET, CTRLM....................................3V
FB1-3, CTRL1-3, PWM1-3, SYNC................................6V
Operating Junction Temperature Range
(Notes 2, 3).........................................–40°C to 125°C
Maximum Junction Temperature........................... 125°C
Storage Temperature Range....................–65°C to 150°C
PIN CONFIGURATION
TOP VIEW
BST1 2
SW1 4
DA1 6
FB1 7
51 50 48 46 44
43 DA3
41 SW3
39 BST3
37 BIAS
EN/UVLO 9
53
35 FB3
GND
34 FB2
TSET 11
VREF 12
CTRLM 13
33 CTRL1
32 CTRL2
31 CTRL3
ISET1 14
ISET2 15
ISET3 16
RT 17
30 PWM1
29 PWM2
28 PWM3
27 SYNC
18 19 20 21 22 23 24 25 26
UHG PACKAGE
VARIATION: UHG52(39)
52-LEAD (5mm × 8mm) PLASTIC QFN
TJMAX = 125°C, θJA = 32°C/W
EXPOSED PAD (PIN 53) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LT3597EUHG#PBF
LT3597EUHG#TRPBF 3597
52-Lead (5mm × 8mm) Plastic QFN
–40°C to 125°C
LT3597IUHG#PBF
LT3597IUHG#TRPBF
3597
52-Lead (5mm × 8mm) Plastic QFN
–40°C to 125°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 non-standard 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/
3597f
2
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