LTM4601A View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTM4601A' PDF : 28 Pages View PDF
LTM4601A/LTM4601A-1
APPLICATIONS INFORMATION
VIN
4.5V TO 20V
VOUT
R2
R4
100k 100k
C1
0.1μF
118k
1%
LTC6908-1
1 V + OUT1 6
2 GND OUT2 5
3 SET MOD 4
2-PHASE
OSCILLATOR
+ C5*
100μF
25V
C2
10μF
25V
s2
4.5V TO 20V
R1
392k
5%
MARGIN
PGOOD
C8
10μF
25V
s2
392k
CLOCK SYNC
0o PHASE
TRACK/SS CONTROL
VOUT
=
0.6V
60.4k
N
+
RSET
RSET
N = NUMBER OF PHASES
VIN
PGOOD
PLLIN TRACK/SS
VOUT
MPGM
RUN
COMP
INTVCC
DRVCC
LTM4601A
SGND PGND
VFB
MARG0
MARG1
VOUT_LCL
DIFFVOUT
VOSNS+
VOSNS–
fSET
C6 220pF
RSET
20k
C3
22μF
6.3V
C4 +
470μF
6.3V
REFER TO
TABLE 2
100pF
VOUT
1.5V
24A
MARGIN CONTROL
CLOCK SYNC
180o PHASE
TRACK/SS CONTROL
C7
0.033μF
VIN
PGOOD
PLLIN TRACK/SS
VOUT
MPGM
RUN
VFB
MARG0
COMP
INTVCC
DRVCC
LTM4601A-1 MARG1
VOUT_LCL
NC3
NC2
NC1
SGND PGND fSET
4601A F19
C3
+
22μF
6.3V
REFER TO
TABLE 2
C4
470μF
6.3V
*C5 OPTIONAL TO REDUCE ANY LC RINGING.
NOT NEEDED FOR LOW INDUCTANCE PLANE CONNECTION
Figure 19. 2-Phase Parallel, 1.5V at 24A Design
4601afb
23
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