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LT3988HMSE#TRPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24
LT3988
22
3988f
Typical applicaTions
400kHz, 3.3V and 2.5V Outputs
C2
2200pF
R2
34k
R4
23.2k
L1
10µH
V
OUT1
3.3V, 1A
V
OUT2
2.5V, 1A
V
OUT1
C4
0.22µF
C6
47µF
3988 TA05
R3
10k
C3
2200pF
f
SW
= 400kHz
C1 TO C7: X5R OR X7R
D1, D2: DIODES, INC. B180
L2
10µH
C5
0.22µF
D1 D2
C7
47µF
R5
10k
FB1
DA1
SW1
BOOST1
SYNC
TRACK/SS1
FB2
DA2
SW2
BOOST2
BD
TRACK/SS2
EN/UVLO
GND
V
IN1
V
IN2
LT3988
R1
118k
RT
V
IN
5.5V TO 32V
80V TRANSIENT
C1
4.7µF
LT3988
23
3988f
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.
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
161514131211 10
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)
package DescripTion
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
LT3988
24
3988f
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 0412 • PRINTED IN USA
relaTeD parTs
Typical applicaTion
PART NUMBER DESCRIPTION COMMENTS
LT3509 36V with Transient Protection to 60V, Dual 700mA (I
OUT
), 2.2MHz,
High Efficiency Step-Down DC/DC Converter
V
IN
: 3.6V to 36V, V
OUT(MIN)
= 0.8V, I
Q
= 1.9mA, I
SD
= 1µA,
3mm × 4mm DFN-14, MSOP-16E
LT3508 36V with Transient Protection to 40V, Dual 1.4A (I
OUT
), 2.5MHz, High
Efficiency Step-Down DC/DC Converter
V
IN
: 3.7V to 36V, V
OUT(MIN)
= 0.8V, I
Q
= 4.6mA, I
SD
= 1µA,
4mm × 4mm QFN-24, TSSOP-16E
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, Transient to 80V, V
OUT(MIN)
= 0.79V, I
Q
= 75µA,
I
SD
< 1µA, 3mm × 4mm DFN-16, MSOP-16E
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
< 1µA,
2mm × 3mm DFN-10, MSOP-10
LT3990 60V, 350mA (I
OUT
), 2MHz, High Efficiency Step-Down DC/DC
Converter with only 2.5µA of Quiescent Current
V
IN
: 4.2V to 60V, V
OUT(MIN)
= 1.2V, I
Q
= 2.5µA, I
SD
< 1µA,
3mm × 3mm DFN-10, 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
LT3507/LT3507A 36V, Triple 2.4A,1.4A, and 1.4A (I
OUT
), 2.5MHz, High Efficiency
Step-Down DC/DC Converter with LDO Controller
V
IN
: 4V to 36V, V
OUT(MIN)
= 0.8V, I
Q
= 7mA, I
SD
= 1µA,
5mm × 7mm QFN-38
LT3680 36V, 3A, 2.4MHz High Efficiency MicroPower Step-Down DC/DC
Converter
V
IN
: 3.6V to 36V, V
OUT(MIN)
= 0.8V, I
Q
= 75µA, I
SD
< 1µA,
3mm × 3mm DFN-10, MSOP-10E
LT3693 36V, 3A, 2.4MHz High Efficiency Step-Down DC/DC Converter V
IN
: 3.6V to 36V, V
OUT(MIN)
= 0.8V, I
Q
= 1.3mA, I
SD
< 1µA,
3mm × 3mm DFN-10, MSOP-10E
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, Transient to 60V, V
OUT(MIN)
= 0.78V, I
Q
= 70µA,
I
SD
< 1µA, 3mm × 3mm DFN-10, MSOP-10E
C2
1000pF
R2
57.6k
R4
34k
L1
15µH
V
OUT1
5V, 1A
V
OUT2
3.3V, 1A
C4
0.22µF
C6
22µF
22pF
3988 TA06
R3
10.2k
C3
1000pF
C1 TO C7: X5R OR X7R
D1, D2: DIODES, INC. B180
EN/UVLO THRESHOLD = 6.02V
L2
10µH
C5
0.22µF
D1 D2
C7
47µF
R5
10k
FB1
DA1
SW1
BOOST1
SYNC
500kHz
CLOCK
TRACK/SS1
FB2
DA2
SW2
BOOST2
BD
TRACK/SS2
EN/UVLO
GND
V
IN1
V
IN2
LT3988
R1
100k
RT
V
IN
7V TO 30V
80V TRANSIENT
R6
40.2k
R7
10k
C1
4.7µF
500kHz External Sync, 5V and 3.3V Outputs with 6V UVLO
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24

LT3988HMSE#TRPBF

Mfr. #:
Buy LT3988HMSE#TRPBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators Dual 60V Monolithic 1A Step-Down Switching Regulator
Lifecycle:
New from this manufacturer.
Delivery:
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