LTC3545 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC3545' PDF : 20 Pages View PDF
LTC3545/LTC3545-1
TYPICAL APPLICATIONS
L1
1.5μH
C6
20pF
C5
R9
R2
R1
10μF
511k
511k
511k
1
16
SW1 LTC3545-1 GNDA
E9
E2
E1
PGOOD3 PGOOD2 PGOOD1
2
PGOOD1
3
15
VIN
14
RUN2
RUN1
L2
4
PGOOD2
5
13
VFB1
12
1.5μH
VIN
2.5V TO 5.5V
SW2
6
PGND
VFB2
11
VFB3
C7
20pF
7
10
PVIN
RUN3
C1
4.7μF
8
SW3
9
PGOOD3
GND
17
L3
1.5μH
C8
20pF
3-Channel Power Sequencing
RUN1
VOUT1
VOUT2
VOUT3
PGOOD3
TA = 25°C
VIN = 3.6V
400μs/DIV
3545 TA06
Figure 5. LTC3545-1 Three PGOODs and Power Sequencing
E3
R3
100k
C2
10μF
VOUT1
1.2V AT 0.8A
E4
GND
R4
100k
E7
R5
165k
C3
VOUT2
10μF
1.5V AT 0.8A
E6
GND
R6
110k
R7
133k
R8
66.5k
C4
10μF
3545 TA05
E5
VOUT3
1.8V AT 0.8A
E8
GND
35451fb
18
Share Link: 
