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LT3684EDD#TRPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24
LT3684
22
3684fa
For more information www.linear.com/LT3684
MSE Package
10-Lead Plastic MSOP
(Reference LTC DWG # 05-08-1664 Rev I)
PACKAGE DESCRIPTION
Please refer to http://www.linear.com/product/LT3684#packaging for the most recent package drawings.
MSOP (MSE) 0213 REV I
0.53 ±0.152
(.021 ±.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
1 2
3
4 5
4.90 ±0.152
(.193 ±.006)
0.497 ±0.076
(.0196 ±.003)
REF
8910
10
1
7
6
3.00 ±0.102
(.118 ±.004)
(NOTE 3)
3.00 ±0.102
(.118 ±.004)
(NOTE 4)
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
6. EXPOSED PAD DIMENSION DOES INCLUDE MOLD FLASH. MOLD FLASH ON E-PAD
SHALL NOT EXCEED 0.254mm (.010") PER SIDE.
0.254
(.010)
0° – 6° TYP
DETAIL “A”
DETAIL “A”
GAUGE PLANE
5.10
(.201)
MIN
3.20 – 3.45
(.126 – .136)
0.889 ±0.127
(.035 ±.005)
RECOMMENDED SOLDER PAD LAYOUT
1.68 ±0.102
(.066 ±.004)
1.88 ±0.102
(.074 ±.004)
0.50
(.0197)
BSC
0.305 ± 0.038
(.0120 ±.0015)
TYP
BOTTOM VIEW OF
EXPOSED PAD OPTION
1.68
(.066)
1.88
(.074)
0.1016 ±0.0508
(.004 ±.002)
DETAIL “B”
DETAIL “B”
CORNER TAIL IS PART OF
THE LEADFRAME FEATURE.
FOR REFERENCE ONLY
NO MEASUREMENT PURPOSE
0.05 REF
0.29
REF
MSE Package
10-Lead Plastic MSOP, Exposed Die Pad
(Reference LTC DWG # 05-08-1664 Rev I)
LT3684
23
3684fa
For more information www.linear.com/LT3684
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.
REVISION HISTORY
REV DATE DESCRIPTION PAGE NUMBER
A 05/16 Reformated the Package/Order Information section.
Clarified V
D
for catch diode voltage drop.
Clarified saturation current from 3.5A to 4A in the Inductor Selection section.
Clarified from Figure 2 to Figure 4 in the Boost and BIAS Pin Considerations section.
Clarified from Figure 7 to Figure 6 in the Soft-Start section.
Updated package drawings.
2
10
11
14
16
21, 22
LT3684
24
3684fa
For more information www.linear.com/LT3684
LINEAR TECHNOLOGY CORPORATION 2007
LT 0516 REV A • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/LT3684
PART NUMBER DESCRIPTION COMMENTS
LT1933 500mA (I
OUT
), 500kHz Step-Down Switching Regulator in
SOT-23
V
IN
: 3.6V to 36V, V
OUT(MIN)
= 12V, I
Q
= 1.6mA, I
SD
< 1µA, ThinSOT
TM
Package
LT3437 60V, 400mA (I
OUT
), MicroPower Step-Down DC/DC
Converter with Burst Mode Operation
V
IN
: 3.3V to 80V, V
OUT(MIN)
= 1.25V, I
Q
= 100µA, I
SD
< 1µA, DFN Package
LT1936 36V, 1.4A (I
OUT
), 500kHz High Efficiency Step-Down DC/
DC Converter
V
IN
: 3.6V to 36V, V
OUT(MIN)
= 1.2V, I
Q
= 1.9mA, I
SD
< 1µA, MS8E Package
LT3493 36V, 1.2A (I
OUT
), 750kHz High Efficiency Step-Down DC/
DC Converter
V
IN
: 3.6V to 40V, V
OUT(MIN)
= 0.8V, I
Q
= 1.9mA, I
SD
< 1µA, DFN Package
LT1976/LT1977 60V, 1.2A (I
OUT
), 200kHz/500kHz, High Efficiency Step-
Down DC/DC Converter with Burst Mode Operation
V
IN
: 3.3V to 60V, V
OUT(MIN)
= 1.20V, I
Q
= 100µA, I
SD
< 1µA, TSSOP16E
Package
LT1767 25V, 1.2A (I
OUT
), 1.1MHz, High Efficiency Step-Down DC/
DC Converter
V
IN
: 3V to 25V, V
OUT(MIN)
= 1.20V, I
Q
= 1mA, I
SD
< 6µA, MS8E Package
LT1940 Dual 25V, 1.4A (I
OUT
), 1.1MHz, High Efficiency Step-Down
DC/DC Converter
V
IN
: 3.6V to 25V, V
OUT(MIN)
= 1.20V, I
Q
= 3.8mA, I
SD
< 30µA, TSSOP16E
Package
LT1766 60V, 1.2A (I
OUT
), 200kHz, High Efficiency Step-Down DC/
DC Converter
V
IN
: 5.5V to 60V, V
OUT(MIN)
= 1.20V, I
Q
= 2.5mA, I
SD
< 25µA, TSSOP16E
Package
LT3434/LT3435 60V, 2.4A (I
OUT
), 200/500kHz, High Efficiency Step-Down
DC/DC Converter with Burst Mode Operation
V
IN
: 3.3V to 60V, V
OUT(MIN)
= 1.20V, I
Q
= 100µA, I
SD
< 1µA, TSSOP16E
Package
LT3481 36V, 2A (I
OUT
), Micropower 2.8MHz, High Efficiency
Step-Down DC/DC Converter
V
IN
: 3.6V to 36V, V
OUT(MIN)
= 1.265V, I
Q
= 5µA, I
SD
< 1µA, 3mm × 3mm
DFN and MS10E Packages
1.265V Step-Down Converter
TYPICAL APPLICATION
RELATED PARTS
SW
BIAS
FB
V
C
PG
RT
V
IN
BD
V
IN
3.6V TO 27V
V
OUT
1.265V
2A
4.7µF
0.47µF
47µF
f = 500kHz
D: DIODES INC. DFLS240L
L: TAIYO YUDEN NP06DZB3R3M
D
13k
105k
L
3.3µH
GND
330pF
ON OFF
LT3684
3684 TA08
RUN/SS BOOST
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24

LT3684EDD#TRPBF

Mfr. #:
Buy LT3684EDD#TRPBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 36V/2A Buck (non BurstMode LT3481)
Lifecycle:
New from this manufacturer.
Delivery:
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