LT3755IMSE#PBF Linear Technology, LT3755IMSE#PBF Datasheet - Page 2

• Manufacturer Part Number: LT3755IMSE#PBF
• Description: IC LED DRVR HP CONS CURR 16-MSOP
• Manufacturer: Linear Technology
• Type: High Power, Constant Currentr

Specifications of LT3755IMSE#PBF

• Constant Current: Yes
• Constant Voltage: Yes
• Topology: Flyback, Low Side, PWM, SEPIC, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: No
• Type - Primary: Automotive
• Type - Secondary: White LED
• Frequency: 100kHz ~ 1MHz
• Voltage - Supply: 4.5 V ~ 40 V
• Voltage - Output: 75V
• Mounting Type: Surface Mount
• Package / Case: 16-MSOP Exposed Pad
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 1A
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -

absoluTe MaxiMuM raTings
LT3755/LT3755-1/LT3755-2
V
SHDN/UVLO (Note 3) ................................................40V
ISP , ISN .....................................................................75V
INTV
GATE, PWMOUT (Note 4) ......................... INTV
CTRL, PWM, OPENLED .............................................12V
V
SYNC ..........................................................................8V
pin conFiguraTion
orDer inForMaTion
LEAD FREE FINISH
LT3755EUD#PBF
LT3755IUD#PBF
LT3755EUD-1#PBF
LT3755IUD-1#PBF
LT3755EUD-2#PBF
LT3755IUD-2#PBF
LT3755EMSE#PBF
LT3755IMSE#PBF
LT3755EMSE-1#PBF
LT3755IMSE-1#PBF
LT3755EMSE-2#PBF
LT3755IMSE-2#PBF
LT3755HMSE-2#PBF
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:
For more information on tape and reel specifications, go to:

IN
C
, V
............................................................................40V
CC
REF
...................................................... V
, SS, FB ..........................................................3V
SYNC OR OPENLED
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
T
JMAX
16-LEAD (3mm 3mm) PLASTIC QFN
PWM
V
REF
SS
= 125°C, θ
TAPE AND REEL
LT3755EUD#TRPBF
LT3755IUD#TRPBF
LT3755EUD-1#TRPBF
LT3755IUD-1#TRPBF
LT3755EUD-2#TRPBF
LT3755IUD-2#TRPBF
LT3755EMSE#TRPBF
LT3755IMSE#TRPBF
LT3755EMSE-1#TRPBF
LT3755IMSE-1#TRPBF
LT3755EMSE-2#TRPBF
LT3755IMSE-2#TRPBF
LT3755HMSE-2#TRPBF
1
2
3
4
16 15 14 13
5
UD PACKAGE
TOP VIEW
JA
6
= 68°C/W, θ
GND
17
7
8
JC
12
11
10
9
= 4.2°C/W
FB
PWMOUT
GATE
SENSE
http://www.linear.com/leadfree/
PART MARKING*
LDGC
LDGC
LDMS
LDMS
LFJZ
LFJZ
3755
3755
37551
37551
37552
37552
37552
IN
http://www.linear.com/tapeandreel/
+ 0.3V, 8V
CC
+ 0.3V
(Note 1)
RT ............................................................................1.5V
SENSE ......................................................................0.5V
Operating Junction Temperature Range (Notes 2, 5)
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
T
LT3755E/LT3755I ...............................–40°C to 125°C
LT3755H ...........................................–40°C TO 150°C
MSOP ............................................................... 300°C
JMAX
16-Lead (3mm × 3mm) Plastic QFN
16-Lead (3mm × 3mm) Plastic QFN
16-Lead Plastic MSOP
16-Lead Plastic MSOP
16-Lead Plastic MSOP
16-Lead Plastic MSOP
16-Lead Plastic MSOP
16-Lead Plastic MSOP
16-Lead Plastic MSOP
PACKAGE DESCRIPTION
16-Lead (3mm × 3mm) Plastic QFN
16-Lead (3mm × 3mm) Plastic QFN
16-Lead (3mm × 3mm) Plastic QFN
16-Lead (3mm × 3mm) Plastic QFN
= 125°C (E, I GRADES), T
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
PWMOUT
CTRL
PWM
V
ISN
ISP
REF
VC
FB
1
2
3
4
5
6
7
8
16-LEAD PLASTIC MSOP
JMAX
MSE PACKAGE
= 150°C (H GRADE), θ
TOP VIEW
GND
17
16
15
14
13
12
11
10
9
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 150°C
JA
GATE
SENSE
V
INTV
SHDN/UVLO
RT
SS
SYNC OR OPENLED
IN
= 43°C/W, θ
CC
JC
= 4°C/W
37551fd