13
LTC3401
3401fb
Single Cell to 3V at 200mA, 600kHz Step-Up Converter
Efficiency
TYPICAL APPLICATIO S
U
Single Cell to 3V at 50mA, 1.2mm High, 3MHz Step-Up Converter
Efficiency
3
10
2
6
1
3404 TA05a
LTC3401
V
IN
SHDN
MODE/SYNC
PGOOD
R
t
SW
V
OUT
FB
V
C
GND
4
7
8
9
5
C3
470pF
C4
20pF
1
CELL
C1
2.2μF
R3
1M
R5
39k
R2
866k
R1
619k
D1
V
OUT
3V
100mA
L1
1μH
C2
4.7μF
C1: TAIYO YUDEN JMK212BJ225MG
C2: TAIYO YUDEN JMK212BJ475MG
D1: CENTRAL SEMICONDUCTOR CMDSH-3
L1: TAIYO YUDEN LB2016
V
IN
= 0.9V TO 1.5V
0 = FIXED FREQUENCY
1 = Burst Mode OPERATION
R
t
10k
+
R4
5.1M
OUTPUT CURRENT (mA)
20
EFFICIENCY (%)
40
50
70
90
0.1 10 100 1000
3401 TA05b
0
1
60
30
10
80
Burst Mode
OPERATION
FIXED
FREQUENCY
V
IN
= 1.2V
3
10
2
6
1
3404 TA06a
LTC3401
V
IN
SHDN
MODE/SYNC
PGOOD
R
t
SW
V
OUT
FB
V
C
GND
4
7
8
9
5
C3
470pF
C4
4.7pF
1
CELL
C1
3.3μF
R3
1M
R5
82k
R2
866k
R1
619k
D1
V
OUT
3V
200mA
L1
10μH
C2
22μF
C1: TAIYO YUDEN JMK212BJ335MG
C2: TAIYO YUDEN JMK325BJ226MM
D1: ON SEMICONDUCTOR MBRM120T3
L1: SUMIDA CD54-100
V
IN
= 0.9V TO 1.5V
0 = FIXED FREQUENCY
1 = Burst Mode OPERATION
R
t
50k
+
R4
5.1M
LOAD CURRENT (mA)
0.1
0
EFFICIENCY (%)
10
30
40
50
100
70
3401 TA06b
20
80
90
60
110
100
1000
Burst Mode
OPERATION
FIXED
FREQUENCY
V
IN
= 1.2V
14
LTC3401
3401fb
Li-Ion to 5V at 300mA, 1MHz Step-Up Converter
Efficiency
TYPICAL APPLICATIO S
U
3
10
2
6
1
3404 TA07a
LTC3401
V
IN
SHDN
MODE/SYNC
PGOOD
R
t
SW
V
OUT
FB
V
C
GND
4
7
8
9
5
C3
470pF
C4
4.7pF
Li-Ion
C1
4.7μF
R3
1M
R5
82k
R
t
30k
R2
1.65M
R1
549k
D1*
V
OUT
5V
300mA
L1
10μH
C2*
22μF
*LOCATE COMPONENTS AS CLOSE TO
IC AS POSSIBLE
C1: TAIYO YUDEN JMK212BJ475MG
C2: TAIYO YUDEN JMK325BJ226MM
D1: ON SEMICONDUCTOR MBRM120T3
L1: SUMIDA CDC5023-100
V
IN
= 2.5V TO 4.2V
0 = FIXED FREQUENCY
1 = Burst Mode OPERATION
LOAD CURRENT (mA)
0.1
0
EFFICIENCY (%)
10
30
40
50
100
70
3401 TA07b
20
80
90
60
110
100
1000
1MHz
FIXED
FREQUENCY
Burst Mode OPERATION
V
IN
= 3.6V
High Efficiency, Compact CCFL Supply with Remote Dimming
3
10
2
6
1
3404 TA08
LTC3401
V
IN
SHDN
MODE/SYNC
PGOOD
R
t
SW
V
OUT
FB
V
C
GND
4
7
8
9
5
C5
1μF
C4
0.1μF
Li-Ion
C1
10μF
R5
1M
R
t
150k
R2
10k
R3
1k
R4
20k
D4
D1
D2 D3
Q1
Q2
C2
0.22μF
T1
1
10 2 3
4
5
6
C3
27pF
1kV
CCFL
DIMMING
INPUT
0V TO 2.5V
V
IN
= 2.5V TO 4.2V
R1
300Ω
L1
33μF
C1: TAIYO YUDEN JMK212BJ106MG
C2: PANASONIC ECH-U
D1: ZETEX ZHCS-1000
D2 TO D4: 1N4148
CCFL BACKLIGHT APPLICATION CIRCUITS
CONTAINED IN THIS DATA SHEET ARE
COVERED BY U.S. PATENT NUMBER 5408162
AND OTHER PATENTS PENDING
L1: SUMIDA CD-54-330MC
Q1, Q2: ZETEX FMMT-617
T1: SUMIDA C1Q122
15
LTC3401
3401fb
PACKAGE DESCRIPTION
U
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 represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
MS Package
10-Lead Plastic MSOP
(Reference LTC DWG # 05-08-1661)
MSOP (MS) 0603
0.53 ± 0.152
(.021 ± .006)
SEATING
PLANE
0.18
(.007)
1.10
(.043)
MAX
0.17 – 0.27
(.007 – .011)
TYP
0.127 ± 0.076
(.005 ± .003)
0.86
(.034)
REF
0.50
(.0197)
BSC
12
3
45
4.90 ± 0.152
(.193 ± .006)
0.497 ± 0.076
(.0196 ± .003)
REF
8910
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
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

LTC3401EMS#PBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 1A, 3MHz uP Sync Boost Conv
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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