LT3755 データシートの表示（PDF） - Linear Technology
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LT3755 Datasheet PDF : 26 Pages
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LT3755/LT3755-1/LT3755-2
Absolute Maximum Ratings (Note 1)
VIN.............................................................................40V
SHDN/UVLO (Note 3)................................................40V
ISP, ISN......................................................................75V
INTVCC....................................................... VIN + 0.3V, 8V
GATE, PWMOUT (Note 4)......................... INTVCC + 0.3V
CTRL, PWM, OPENLED.............................................12V
VC, VREF, SS, FB. .........................................................3V
SYNC...........................................................................8V
RT.............................................................................1.5V
SENSE......................................................................0.5V
Operating Junction Temperature Range (Notes 2, 5)
LT3755E/LT3755I................................–40°C to 125°C
LT3755H............................................–40°C TO 150°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
MSOP................................................................ 300°C
Pin Configuration
TOP VIEW
16 15 14 13
VREF 1
PWM 2
SYNC OR OPENLED 3
12 FB
17
11 PWMOUT
GND
10 GATE
SS 4
9 SENSE
5678
UD PACKAGE
16-LEAD (3mm s 3mm) PLASTIC QFN
TJMAX = 125°C, θJA = 68°C/W, θJC = 4.2°C/W
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
PWMOUT 1
FB 2
ISN 3
ISP 4
VC 5
CTRL 6
VREF 7
PWM 8
TOP VIEW
17
GND
16 GATE
15 SENSE
14 VIN
13 INTVCC
12 SHDN/UVLO
11 RT
10 SS
9 SYNC OR OPENLED
MSE PACKAGE
16-LEAD PLASTIC MSOP
TJMAX = 125°C (E, I GRADES), TJMAX = 150°C (H GRADE), θJA = 43°C/W, θJC = 4°C/W
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
order information
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LT3755EUD#PBF
LT3755EUD#TRPBF
LDGC
16-Lead (3mm × 3mm) Plastic QFN –40°C to 125°C
LT3755IUD#PBF
LT3755IUD#TRPBF
LDGC
16-Lead (3mm × 3mm) Plastic QFN –40°C to 125°C
LT3755EUD-1#PBF
LT3755EUD-1#TRPBF LDMS
16-Lead (3mm × 3mm) Plastic QFN –40°C to 125°C
LT3755IUD-1#PBF
LT3755IUD-1#TRPBF
LDMS
16-Lead (3mm × 3mm) Plastic QFN –40°C to 125°C
LT3755EUD-2#PBF
LT3755EUD-2#TRPBF LFJZ
16-Lead (3mm × 3mm) Plastic QFN –40°C to 125°C
LT3755IUD-2#PBF
LT3755IUD-2#TRPBF
LFJZ
16-Lead (3mm × 3mm) Plastic QFN –40°C to 125°C
LT3755EMSE#PBF
LT3755EMSE#TRPBF
3755
16-Lead Plastic MSOP
–40°C to 125°C
LT3755IMSE#PBF
LT3755IMSE#TRPBF
3755
16-Lead Plastic MSOP
–40°C to 125°C
LT3755EMSE-1#PBF
LT3755EMSE-1#TRPBF 37551
16-Lead Plastic MSOP
–40°C to 125°C
LT3755IMSE-1#PBF
LT3755IMSE-1#TRPBF 37551
16-Lead Plastic MSOP
–40°C to 125°C
LT3755EMSE-2#PBF
LT3755EMSE-2#TRPBF 37552
16-Lead Plastic MSOP
–40°C to 125°C
LT3755IMSE-2#PBF
LT3755IMSE-2#TRPBF 37552
16-Lead Plastic MSOP
–40°C to 125°C
LT3755HMSE-2#PBF
LT3755HMSE-2#TRPBF 37552
16-Lead Plastic MSOP
–40°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 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/
37551fd
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