LTC6909 Linear Dimensions Semiconductor, LTC6909 Datasheet - Page 17

• Manufacturer Part Number: LTC6909
• Description: Multiphase Silicon Oscillator
• Manufacturer: Linear Dimensions Semiconductor

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TYPICAL APPLICATIONS
μModule is a trademark of Linear Technology Corporation.
0.1μF
Simply Parallel Multiple DC/DC μModule™ Regulator Systems to Achieve Higher Output Current. Board Layout Is as
Easy as Copying and Pasting Each μModule Regulator’s Layout With Very Few External Components Required
V
GND
PH0
PH1
OUT1
OUT2
OUT3
OUT4
+
LTC6909
A
71.5k
OUT8
OUT7
OUT6
OUT5
MOD
PH2
V
SET
+
D
0.1μF
ENABLED
SSFM DISABLED
0.01μF
SSFM
10V TO 14V
V
IN
*C
NOT NEEDED FOR LOW INDUCTANCE PLANE CONNECTION
4.5V TO 20V
4.5V TO 20V
4.5V TO 20V
+
IN
10μF
25V
×2
OPTIONAL TO REDUCE ANY LC RINGING.
C
100μF
25V
10μF
10μF
10μF
IN
25V
25V
25V
PGOOD
×2
×2
×2
*
51.1k
392k
392k
392k
392k
MARGIN
51.1k
5%
PGOOD
MPGM
RUN
COMP
INTV
DRV
PGOOD
MPGM
RUN
COMP
INTV
DRV
PGOOD
MPGM
RUN
COMP
INTV
DRV
PGOOD
MPGM
RUN
COMP
INTV
DRV
CC
CC
CC
CC
CC
CC
CC
CC
SGND
SGND
SGND
SGND
V
V
V
V
IN
IN
IN
IN
LTM4601-1
LTM4601-1
LTM4601-1
LTM4601
PLLIN
PLLIN
PLLIN
PLLIN
PGND
PGND
PGND
PGND
MARGIN CONTROL
TRACK/SS
TRACK/SS
TRACK/SS
TRACK/SS
CLOCK SYNC
0° PHASE
CLOCK SYNC
90° PHASE
CLOCK SYNC
180° PHASE
CLOCK SYNC
270° PHASE
f
f
f
f
SET
SET
SET
SET
V
DIFFV
V
V
V
TRACK/SS CONTROL
TRACK/SS CONTROL
TRACK/SS CONTROL
OUT_LCL
OUT_LCL
OUT_LCL
OUT_LCL
MARG0
MARG1
MARG0
MARG1
MARG0
MARG1
MARG0
MARG1
V
V
OSNS
OSNS
V
V
V
V
NC3
NC2
NC1
NC3
NC2
NC1
NC3
NC2
NC1
OUT
OUT
OUT
OUT
OUT
V
V
V
V
FB
FB
FB
FB
+
–
220pF
TRACK/SS CONTROL
R
10k
SET
120pF
22μF
6.3V
22μF
6.3V
22μF
6.3V
22μF
6.3V
470μF
+
+
+
N = NUMBER OF PHASES
V
6.3V
OUT
LTC6909
470μF
6.3V
470μF
6.3V
470μF
6.3V
+
= 0.6V
60.4k
N
R
V
1.5V
48A MAX
SET
OUT
+ R
SET
17
6909 TA02
0.1μF
6909f