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LT3975EMSE#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24
LT3975
22
3975f
TYPICAL APPLICATIONS
5V Step-Down Converter 4V Step-Down Converter with a High Impedance Input Source
12V Step-Down Converter 2.5V Step-Down Converter
5V, 2MHz Step-Down Converter with Power Good 1.8V Step-Down Converter
V
IN
EN BOOSTOFF ON
V
IN
5.7V TO 42V
PG
0.47µF
PDS360
47µF
1210
3975 TA02
10nF
10µF
316k
f = 800kHz
L = IHLP-2020CZ-01
54.9k
V
OUT
5V
2.5A
4.7µH
LT3975
SS
RT
SW
OUT
FB
SYNC GND
1M
10pF
V
IN
EN BOOSTOFF ON
V
IN
12.9V TO 42V
PG
0.47µF
PDS360
22µF
1210
×2
3975 TA03
10nF
10µF
110k
f = 800kHz
L = IHLP-3232CZ-01
54.9k
V
OUT
12V
2.5A
10µH
LT3975
SS
RT
SW
OUT
FB
SYNC GND
1M
10pF
V
IN
EN
BOOST
OFF ON
V
IN
5.9V TO 18V
(42V TRANSIENTS)
0.47µF
PDS360
22µF
1210
3975 TA04
10nF
4.7µF
316k
150k
f = 2MHz
L = IHLP-2525CZ-01
14.7k
V
OUT
5V
2.5A
PGOOD
2.2µH
LT3975
SS
RT
SW
OUT
PG
FB
SYNC GND
1M
10pF
V
IN
PG BOOST
EN
0.47µF
PDS360
47µF
1210
3975 TA05
47nF
C
BULK
100µF
24V
10µF
432k
f = 800kHz
L = IHLP-2525EZ-01
54.9k
499k
5.49M
V
OUT
4V
2.5A
4.7µH
LT3975
SS
RT
SW
OUT
FB
SYNC GND
1M
10pF
+
V
+
–
V
IN
EN
BOOST
OFF ON
V
IN
4.3V TO 42V
PG
0.47µF
PDS360
100µF
1210
3975 TA06
10nF
10µF
909k
f = 400kHz
L = IHLP-2525EZ-01
130k
V
OUT
2.5V
2.5A
6.8µH
DFLS160
LT3975
SS
RT
SW
OUT
FB
SYNC GND
1M
10pF
V
IN
EN BOOSTOFF ON
V
IN
4.3V TO 27V
PG
0.47µF
PDS360
100µF
1210
3975 TA07
10nF
10µF
1M
f = 500kHz
L = IHLP-2020CZ-01
97.6k
V
OUT
1.8V
2.5A
3.3µH
DFLS160
LT3975
SS
RT
SW
OUT
FB
SYNC GND
499k
10pF
LT3975
23
3975f
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.
PACKAGE DESCRIPTION
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
MSOP (MSE16) 0911 REV E
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
16
161514 13121110
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
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
5.23
(.206)
MIN
3.20 – 3.45
(.126 – .136)
0.889 ±0.127
(.035 ±.005)
RECOMMENDED SOLDER PAD LAYOUT
0.305 ±0.038
(.0120 ±.0015)
TYP
0.50
(.0197)
BSC
BOTTOM VIEW OF
EXPOSED PAD OPTION
2.845 ±0.102
(.112 ±.004)
2.845 ±0.102
(.112 ±.004)
4.039 ±0.102
(.159 ±.004)
(NOTE 3)
1.651 ±0.102
(.065 ±.004)
1.651 ±0.102
(.065 ±.004)
0.1016 ±0.0508
(.004 ±.002)
3.00 ±0.102
(.118 ±.004)
(NOTE 4)
0.280 ±0.076
(.011 ±.003)
REF
4.90 ±0.152
(.193 ±.006)
DETAIL “B”
DETAIL “B”
CORNER TAIL IS PART OF
THE LEADFRAME FEATURE.
FOR REFERENCE ONLY
NO MEASUREMENT PURPOSE
0.12 REF
0.35
REF
MSE Package
16-Lead Plastic MSOP, Exposed Die Pad
(Reference LTC DWG # 05-08-1667 Rev E)
LT3975
24
3975f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2012
LT 0812 • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
1.2V Step-Down Converter
V
IN
EN BOOSTOFF ON
V
IN
4.3V TO 27V
(42V TRANSIENT)
PG
0.47µF
PDS360
3.3V
100µF
1210
3975 TA08
10nF
10µF
f = 400kHz
L = IHLP-2525EZ-01
130k
V
OUT
1.2V
2.5A
4.7µH
DFLS160
LT3975
SS
RT
SW
OUT
FB
SYNC GND
PART NUMBER DESCRIPTION COMMENTS
LT3480 36V with Transient Protection to 60V, 2A (I
OUT
), 2.4MHz, High
Efficiency Step-Down DC/DC Converter with Burst Mode
®
Operation
V
IN
= 3.6V to 38V, Transients to 60V, V
OUT(MIN)
= 0.78V,
I
Q
= 70µA, I
SD
< 1µA, 3mm × 3mm DFN-10, MSOP-10E
LT3980 58V with Transient Protection to 80V, 2A (I
OUT
), 2.4MHz, High
Efficiency Step-Down DC/DC Converter with Burst Mode Operation
V
IN
= 3.6V to 58V, Transients to 80V, V
OUT(MIN)
= 0.79V,
I
Q
= 75µA, I
SD
< 1µA, 3mm × 4mm DFN-16, MSOP-16E
LT3971 38V, 1.2A (I
OUT
), 2MHz, High Efficiency Step-Down
DC/DC Converter with Only 2.8µA of Quiescent Current
V
IN
= 4.2V to 38V, V
OUT(MIN)
= 1.2V, I
Q
= 2.8µA, I
SD
< 1µA,
3mm × 3mm DFN-10, MSOP-10E
LT3991 55V, 1.2A (I
OUT
), 2MHz, High Efficiency Step-Down
DC/DC Converter with Only 2.8µA of Quiescent Current
V
IN
= 4.2V to 55V, V
OUT(MIN)
= 1.2V, I
Q
= 2.8µA, I
SD
< 1µA,
3mm × 3mm DFN-10, MSOP-10E
LT3970 40V, 350mA (I
OUT
), 2MHz, High Efficiency Step-Down
DC/DC Converter with Only 2.5µA of Quiescent Current
V
IN
= 4.2V to 40V, V
OUT(MIN)
= 1.2V, I
Q
= 2.5µA, I
SD
< 0.7µA,
2mm × 3mm DFN-10, MSOP-10E
LT3990 62V, 350mA (I
OUT
), 2.2MHz, High Efficiency Step-Down
DC/DC Converter with Only 2.5µA of Quiescent Current
V
IN
= 4.2V to 62V, V
OUT(MIN)
= 1.2V, I
Q
= 2.5µA, I
SD
< 0.7µA,
3mm × 3mm DFN-10, MSOP-16E
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24

LT3975EMSE#PBF

Mfr. #:
Buy LT3975EMSE#PBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 42V, 2.5A, 2mHz Step-Down Switching Regulator with 3.4uA Quiescent Current
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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