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LT3756EUD-2#TRPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24
LT3756/LT3756-1/LT3756-2
19
375612fb
Typical applicaTions
30W White LED Headlamp Driver with Thermal Derating
V
(ISP – ISN)
Threshold vs Temperature
for NTC Resistor Divider
V
IN
LT3756-2
L1, 22µH
D1
GNDV
C
INTV
CC
SHDN/UVLO FB
V
REF
ISP
16.9k
100k
INTV
CC
R1
1M
C
IN
4.7µF
C
C
0.001µF
C
SS
0.01µF
V
IN
8V TO 60V
(100V TRANSIENT)
R2
185k
R
C
10k
R
T
28.7k
375kHz
M1: VISHAY SILICONIX Si7454DP
D1: DIODES INC PDS5100
L1: COILTRONICS DR127-220
RT1: MURATA NCP18WM104J
M2: VISHAY SILICONIX Si2328DS
C
VCC
4.7µF
SEE SUGGESTED LAYOUT, FIGURE 5
100k
NTC
RT1
CTRL
R
SENSE
0.018Ω
R
LED
0.27Ω
R3
1M
M1
M2
R4
14k
370mA
C
OUT
4.7µF
30W LED STRING
375612 TA02a
OPENLED
PWM
SS
RT
ISN
GATE
SENSE
PWMOUT
TEMPERATURE (°C)
25
0
V
(ISP – ISN)
THRESHOLD (mV)
40
80
45 65 10585
120
20
60
100
125
375512 TA02b
LT3756/LT3756-1/LT3756-2
20
375612fb
Typical applicaTions
Buck-Boost Mode LED Driver
V
IN
LT3756-2
L1
68µH
GNDV
C
INTV
CC
SHDN/UVLO FB
V
REF
ISP
1M
0.1µF
V
IN
9V TO
65V
V
IN
V
IN
V
OUT
L1: COILCRAFT MSS1038-683
D1: ON SEMICONDUCTOR MBRS3100T3
M1: VISHAY SILICONIX Si2328DS
M2: ZETEX ZXM6IP03F
Q1: ZETEX FMMT493
185k
35.7k
300kHz
39k
4700pF
C2
2.2µF
10V
CTRL
1.5k
1k
1M
Q1
M2
13k
1Ω
M1
0.068Ω
D1
C3
4.7µF
375612 TA03a
OPENLED
PWM
SS
RT
ISN
GATE
SENSE
PWMOUT
C1
4.7µF
1µF
100V
24V TO 32V
LED STRING
100mA
100k
INTV
CC
Efficiency vs V
IN
90% Efficient, 20W SEPIC LED Driver
Efficiency vs V
IN
V
IN
LT3756-2
L1A
33µH
1:1
GNDV
C
INTV
CC
SHDN/UVLO FB
V
REF
ISP
100k
INTV
CC
1M
C1
4.7µF
100V
0.001µF
0.01µF
L1: COILCRAFT MSD1278T-333
M1: VISHAY SILICONIX Si7430DP
D1: ON SEMICONDUCTOR MBRS3200T
M2: ZETEX ZXM61N03F
V
IN
8V TO
80V
185k
25k
L1B
30k
28.7k
400kHz
C2
4.7µF
10V
CTRL
0.033Ω
0.1Ω
511k
M2
M1
1A
D1
C4
1µF
C3
10µF
s2
35V
20W
LED
STRING
375612 TA04a
OPENLED
PWM
SS
RT
ISN
GATE
SENSE
PWMOUT
V
IN
(V)
0
50
EFFICIENCY (%)
60
70
80
90
100
20
40 60
375612 TA03b
80
V
IN
(V)
0
80
EFFICIENCY (%)
84
88
92
96
100
20
40 60
375612 TA04b
80
LT3756/LT3756-1/LT3756-2
21
375612fb
MSE Package
16-Lead Plastic MSOP, Exposed Die Pad
(Reference LTC DWG # 05-08-1667 Rev A)
package DescripTion
MSOP (MSE16) 0608 REV A
0.53 p 0.152
(.021 p .006)
SEATING
PLANE
0.18
(.007)
1.10
(.043)
MAX
0.17 –0.27
(.007 – .011)
TYP
0.86
(.034)
REF
0.50
(.0197)
BSC
16
16151413121110
1 2 3 4 5 6 7 8
9
9
1
8
NOTE:
1. DIMENSIONS IN MILLIMETER/(INCH)
2. DRAWING NOT TO SCALE
3. DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS.
MOLD FLASH, PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
4. DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
5. LEAD COPLANARITY (BOTTOM OF LEADS AFTER FORMING) SHALL BE 0.102mm (.004") MAX
0.254
(.010)
0o – 6o TYP
DETAIL “A”
DETAIL “A”
GAUGE PLANE
5.23
(.206)
MIN
3.20 – 3.45
(.126 – .136)
0.889 p 0.127
(.035 p .005)
RECOMMENDED SOLDER PAD LAYOUT
0.305 p 0.038
(.0120 p .0015)
TYP
0.50
(.0197)
BSC
BOTTOM VIEW OF
EXPOSED PAD OPTION
2.845 p 0.102
(.112 p .004)
2.845 p 0.102
(.112 p .004)
4.039 p 0.102
(.159 p .004)
(NOTE 3)
1.651 p 0.102
(.065 p .004)
1.651 p 0.102
(.065 p .004)
0.1016 p 0.0508
(.004 p .002)
3.00 p 0.102
(.118 p .004)
(NOTE 4)
0.280 p 0.076
(.011 p .003)
REF
4.90 p 0.152
(.193 p .006)
MSE Package
16-Lead Plastic MSOP, Exposed Die Pad
(Reference LTC DWG # 05-08-1667 Rev A)
DETAIL “B”
DETAIL “B”
CORNER TAIL IS PART OF
THE LEADFRAME FEATURE.
FOR REFERENCE ONLY
NO MEASUREMENT PURPOSE
0.12 REF
0.35
REF
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24

LT3756EUD-2#TRPBF

Mfr. #:
Buy LT3756EUD-2#TRPBF
Manufacturer:
Analog Devices / Linear Technology
Description:
LED Lighting Drivers 100VIN, 100VOUT LED Cntr
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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