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LT3763HFE#PBF

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LT3763
28
3763fb
For more information www.linear.com/LT3763
package DescripTion
FE28 (EB) TSSOP REV I 0211
0.09 – 0.20
(.0035 – .0079)
0° – 8°
0.25
REF
0.50 – 0.75
(.020 – .030)
4.30 – 4.50*
(.169 – .177)
1 3 4
5
6
7
8 9 10
11
12 13 14
192022 21 151618 17
9.60 – 9.80*
(.378 – .386)
4.75
(.187)
2.74
(.108)
28 27 26 2524 23
1.20
(.047)
MAX
0.05 – 0.15
(.002 – .006)
0.65
(.0256)
BSC
0.195 – 0.30
(.0077 – .0118)
TYP
2
RECOMMENDED SOLDER PAD LAYOUT
EXPOSED
PAD HEAT SINK
ON BOTTOM OF
PACKAGE
0.45 ±0.05
0.65 BSC
4.50 ±0.10
6.60
±0.10
1.05 ±0.10
4.75
(.187)
2.74
(.108)
MILLIMETERS
(INCHES)
*DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.150mm (.006") PER SIDE
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
SEE NOTE 4
4. RECOMMENDED MINIMUM PCB METAL SIZE
FOR EXPOSED PAD ATTACHMENT
6.40
(.252)
BSC
FE Package
28-Lead Plastic TSSOP (4.4mm)
(Reference LTC DWG # 05-08-1663 Rev I)
Exposed Pad Variation EB
Please refer to http://www.linear.com/product/LT3763#packaging for the most recent package drawings.
LT3763
29
3763fb
For more information www.linear.com/LT3763
revision hisTory
REV DATE DESCRIPTION PAGE NUMBER
A 05/13 Clarified switching frequency resistor values
Clarified offset voltage conditions
Clarified programming resistor value
Clarified end of 7th paragraph
Clarified C
BOOST
capacitor
Clarified programming resistor value and Figure 10
Clarified schematic
3
4
4
13
17
19
25, 27, 30
B 10/15 Revised UVLO hysteresis equation
Corrected inductor part number
Clarified schematic
20
25
30
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
LT3763
30
3763fb
For more information www.linear.com/LT3763
relaTeD parTs
Typical applicaTion
PART NUMBER DESCRIPTION COMMENTS
LT3743 Synchronous Step-Down LED Driver Controller
92% Efficiency, I
OUT
to 20A, V
IN
: 5.5V to 36V, I
Q
= 2mA, I
SD
< 1µA, 4mm × 5mm
QFN-28, TSSOP-28E
LT3741 Synchronous Step-Down LED Driver Controller
94% Efficiency
, I
OUT
to 20A, V
IN
: 6V to 36V, I
Q
= 1.8mA, I
SD
< 1µA, 4mm × 4mm
QFN-20, TSSOP-20E
LT3791 Synchronous Buck-Boost LED Driver Controller
98.5% Efficiency, I
OUT
to 25A, V
IN
: 4.7V to 60V, TSSOP-38E
70W, Solar Energy Harvester Compatible with Maximum Power Point Regulation
R
FB3
182k
M3
ENABLE
C
IN2
100µF
PANEL VOLTAGE
UP TO 60V
37V V
IN
REG POINT
R
SENSE_IN
10mΩ
R
FILTA
1k
R
FILTB
1k
R
T
82.5k
EN/UVLO
FBIN
TG
V
IN
IVINNIVINP
BOOST
V
REF
CTRL1V
REF
CTRL2
LT3763
IVINMON
ISMON
SW
BG
GND
V
C
SENSE
+
SENSE
–
INTV
CC
INTV
CC
C
BOOST
100nF
L1
12µH
C
VCC
22µF
R
S
10mΩ
FB
FAULT
R
C
26.1k
C
C
4.7nF
R
FB1
121k
L1: COILCRAFT MSS1278-123
M1, M2: INFINEON BSC100N06LS3
M3: VISHAY VN2222LL
R
S
: VISHAY WSL2512R0100FEA
3763 TA07
R
FB2
12.1k
C
REF
2.2µF
R
NTC
470k
M1
M2
PWMOUT
V
OUT
14V MAXIMUM
12V
PWM
SYNC
SS
C
SS
10nF
RT
R
HOT
45.3k
C
S
33nF
R
SA
10Ω
R
SB
10Ω
C
OUT
50µF
R
FAULT
47.5kΩ
C
FILT
1µF
R
FBIN1
348k
R
FBIN2
12.1k
C
IN1
4.7µF
Solar Powered SLA Battery
Charging
FAULT
10V/DIV
V
IN
500mV/DIV
AC-COUPLED
V
OUT
50mV/DIV
I
L
2A/DIV
50s/DIV
3763 TA07b
LT 1015 REV B • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2012
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/LT3763
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LT3763HFE#PBF

Mfr. #:
Buy LT3763HFE#PBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 60V, High Current, Step-Down, LED-Driver Controller
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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