LTC3412 LINER [Linear Technology], LTC3412 Datasheet - Page 20

• Manufacturer Part Number: LTC3412
• Description: 2.5A, 4MHz, Monolithic Synchronous Step-Down Regulator
• Manufacturer: LINER [Linear Technology]

RELATED PARTS
LTC3412
TYPICAL APPLICATIO
PART NUMBER
LTC1701/LTC1701B
LTC1772/LTC1772B
LTC1773
LTC1875
LTC1877
LTC1878
LTC1879
LTC3404
LTC3405A
LTC3406/LTC3406B
LTC3411
ThinSOT is a trademark of Linear Technology Corporation.
20
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
DESCRIPTION
700mA (I
Constant 550kHz Current Mode Step-Down DC/DC Controller
Constant Frequency 550kHz Step-Down DC/DC Controller
1.5A (I
600mA (I
600mA (I
1.2A (I
600mA (I
300mA (I
600mA (I
1.25A (I
PGOOD
●
FAX: [phone]
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
), 500kHz Synchronous Step-Down Converter
), 550kHz Synchronous Step-Down Converter
), 4MHz Synchronous Step-Down Converter
**
C
*
), 1MHz Step-Down Converter
), 500kHz Synchronous Step-Down Converter
), 550kHz Synchronous Step-Down Converter
), 1.4MHz Synchronous Step-Down Converter
), 1.5MHz Synchronous Step-Down Converter
), 1.5MHz Synchronous Step-Down Converter
ITH
TOKO D62CB A920CY-1ROM
TDK C4532X5R0J107M
1000pF X7R
4.7M
R
SS
2.5V, 2.5A Step-Down Regulator Synchronized to 1.25MHz
U
R
R2 182k
OSC
C
C
●
309k
100pF
www.linear.com
EXT CLOCK
R
100k
R
C
470pF X7R
15k
PG
SS
ITH
1.25MHz
1
2
3
4
5
6
7
8
SV
PGOOD
I
V
R
SYNC/MODE
RUN
SGND
TH
FB
T
IN
C1 22pF X5R
LTC3412
R1 392k
PGND
PGND
PV
PV
SW
SW
SW
SW
IN
IN
16
15
14
13
12
11
10
9
COMMENTS
V
V
V
MSOP-10
V
V
V
V
V
V
V
B Version: Burst Mode Defeat
V
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
= 2.5V to 5V, B Version: Burst Mode Defeat, ThinSOT
= 2.5V to 9.8V, 94% Efficiency, 100% Duty Cycle, ThinSOT
= 2.65V to 8.5V, 95% Efficiency, V
= 2.65V to 6V, 95% Efficiency, PLL, SSOP-16
= 2.65V to 10V, 95% Efficiency, MSOP-8
= 2.65V to 6V, 95% Efficiency, MSOP-8
= 2.65V to 10V, 95% Efficiency, SSOP-16
= 2.65V to 6V, 95% Efficiency, MSOP-8
= 2.65V to 6V, 96% Efficiency, ThinSOT Package
= 2.5V to 5.5V, 95% Efficiency, ThinSOT,
= 2.5V to 5.5V, 95% Efficiency, MSOP-10
X5R 6.3V
22μF
C
IN2
3412 TA02
C
22μF
X5R 6.3V
IN1
1μH
L1*
C
100μF
IN3
GND
**
© LINEAR TECHNOLOGY CORPORATION 2002
C
100μF
V
2.7V TO 5.5V
V
2.5V
2.5A
OUT1
IN
OUT
**
LT 0707 REV B • PRINTED IN USA
OUT
from 0.8V to V
TM
IN
,
3412fb