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| LTC3413IFE Datasheet, PDF (14/16 Pages) Linear Technology – Monolithic Synchronous Regulator | |||
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LTC3413
TYPICAL APPLICATIONS
1.25V, ±3A DDR Memory Termination Supply at 1MHz
PGOOD
2.5V
RPG
100k
RITH
5.11k
1
SVIN
2
PGOOD
3
ITH
16
PVIN
15
SW
14
SWVFB
CIN1**
100μF
CITH CC
2200pF 100pF
X7R
ROSC
309k
RSS
4.7M
CSS
330pF X7R
4
VFB
13
PGND
LTC3413
5
RT
12
PGND
6
VREF
11
SW
7
RUN/SS
10
SW
8
SGND
9
PVIN
L1*
0.47μH
CIN2**
100μF
3413 TA01
*VISHAY DALE IHLP-2525CZ-01 0.47μH
**TDK C4532X5R0J107M
VIN
3.3V
VOUT
1.25V
±3A
COUT**
100μF
s2
GND
Efï¬ciency vs Load Current,
VIN = 3.3V, VOUT = 1.25V, f = 1MHz
100
90
80
70
60
50
40
30
20
10
0
0.01
0.1
1
10
LOAD CURRENT (A)
3413fc
14
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