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LTC3872IDDB-1#TRMPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20
LTC3872-1
19
38721f
For more information www.linear.com/LTC3872-1
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.
DDB Package
8-Lead Plastic DFN (3mm × 2mm)
(Reference LTC DWG # 05-08-1702 Rev B)
2.00 ±0.10
(2 SIDES)
NOTE:
1. DRAWING CONFORMS TO VERSION (WECD-1) IN JEDEC PACKAGE OUTLINE M0-229
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE TOP AND BOTTOM OF PACKAGE
0.40 ± 0.10
BOTTOM VIEW—EXPOSED PAD
0.56 ± 0.05
(2 SIDES)
0.75 ±0.05
R = 0.115
TYP
R = 0.05
TYP
2.15 ±0.05
(2 SIDES)
3.00 ±0.10
(2 SIDES)
14
85
PIN 1 BAR
TOP MARK
(SEE NOTE 6)
0.200 REF
0 – 0.05
(DDB8) DFN 0905 REV B
0.25 ± 0.05
2.20 ±0.05
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
0.61 ±0.05
(2 SIDES)
1.15 ±0.05
0.70 ±0.05
2.55
±0.05
PACKAGE
OUTLINE
0.25 ± 0.05
0.50 BSC
PIN 1
R = 0.20 OR
0.25 × 45°
CHAMFER
0.50 BSC
package DescripTion
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
1.50 – 1.75
(NOTE 4)
2.80 BSC
0.22 – 0.36
8 PLCS (NOTE 3)
DATUM ‘A’
0.09 – 0.20
(NOTE 3)
TS8 TSOT-23 0710 REV A
2.90 BSC
(NOTE 4)
0.65 BSC
1.95 BSC
0.80 – 0.90
1.00 MAX
0.01 – 0.10
0.20 BSC
0.30 – 0.50 REF
PIN ONE ID
NOTE:
1. DIMENSIONS ARE IN MILLIMETERS
2. DRAWING NOT TO SCALE
3. DIMENSIONS ARE INCLUSIVE OF PLATING
4. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR
5. MOLD FLASH SHALL NOT EXCEED 0.254mm
6. JEDEC PACKAGE REFERENCE IS MO-193
3.85 MAX
0.40
MAX
0.65
REF
RECOMMENDED SOLDER PAD LAYOUT
PER IPC CALCULATOR
1.4 MIN
2.62 REF
1.22 REF
TS8 Package
8-Lead Plastic TSOT-23
(Reference LTC DWG # 05-08-1637 Rev A)
LTC3872-1
20
38721f
For more information www.linear.com/LTC3872-1
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
LINEAR TECHNOLOGY CORPORATION 2014
LT 0214 • PRINTED IN USA
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/LTC3872-1
relaTeD parTs
PART NUMBER DESCRIPTION COMMENTS
LTC3786 Low I
Q
Synchronous Step-Up Controller 4.5V(Down to 2.5V After Start-Up) ≤ V
IN
≤ 38V, V
OUT
Up to 60V, 55µA
Quiescent Current, 3mm × 3mm QFN-16, MSOP-16E
LTC3787/LTC3787-1 Single Output, Dual Channel Multiphase Synchronous
Step-Up Controller
4.5V(Down to 2.5V After Start-Up) ≤ V
IN
≤ 38V, V
OUT
Up to 60V, 50kHz to
900kHz Operating Frequency, 4mm × 5mm QFN-28, SSOP-28
LTC3788/LTC3788-1 Multiphase, Dual Output Synchronous Step-Up
Controller
4.5V(Down to 2.5V After Start-Up) ≤ V
IN
≤ 38V, V
OUT
Up to 60V, 50kHz to
900kHz Fixed Operating Frequency, 5mm × 5mm QFN-32, SSOP-28
LTC3862/LTC3862-1 Multiphase, Dual Channel Single Output Current Mode
Step-Up DC/DC Controller
4V ≤ V
IN
≤ 36V, 5V or 10V Gate Drive, 75kHz to 500kHz Fixed Operating
Frequency, SSOP-24, TSSOP-24, 5mm × 5mm QFN-24
LT3757A/LT3758/
LT3759
Boost, Flyback, SEPIC and Inverting Controller 1.6V/2.9V ≤ V
IN
≤ 40V/100V, 100kHz to 1MHz Fixed Operating Frequency,
3mm × 3mm DFN-10 and MSOP-10E
LT3957A/LT3958/
LT3959
Boost, Flyback, SEPIC and Inverting Converters with
Onboard Power Switch
1.6V/3V/5V ≤ V
IN
≤ 40V/80V, 100kHz to 1MHz Programmable Operation
Frequency, 5mm × 6mm QFN Package
LTC1871/LTC1871-1/
LTC1871-7
Wide Input Range, No R
SENSE
Low Quiescent Current
Flyback, Boost and SEPIC Controller
2.5V ≤ V
IN
≤ 36V, 50kHz to 1MHz Fixed Operating Frequency, I
Q
= 250µA,
MSOP-10
LTC3859AL Low I
Q
, Triple Output Buck/Buck/Boost Synchronous
DC/DC Controller
All Outputs Remain in Regulation Through Cold Crank, 4.5V(Down to
2.5V After Start-Up) ≤ V
IN
≤ 38V, V
OUT(BUCKS)
Up to 24V, V
OUT(BOOST)
Up
to 60V, I
Q
= 28µA
3.3V Input, 5V/2A Output Boost Converter
Typical applicaTion
I
TH
IPRG
GND
V
FB
V
IN
SW
NGATE
LTC3872-1
D1
M1
38721 TA02
RUN/SS
17.4k
V
IN
11k
1%
34.8k
1%
C
IN
10µF
C
OUT
100µF
×2
1.8nF
47pF
L1
1µH
V
IN
3.3V
V
OUT
5V
2A
D1: DIODES INC. B320
L1: TOKO FDV0630-1R0
M1: VISHAY Si3460DDV
1 M
1nF
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20

LTC3872IDDB-1#TRMPBF

Mfr. #:
Buy LTC3872IDDB-1#TRMPBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators No RSENSE C Mode Boost DC/DC Cntr
Lifecycle:
New from this manufacturer.
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