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LTM4677 Datasheet(PDF) 67 Page - Analog Devices

Part # LTM4677
Description  Dual Loop 8-Phase Step-Down DC/DC Controller with Digital Power System Management
PDF  110 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTM4677 Datasheet(HTML) 67 Page - Analog Devices

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LTC3888-1
67
Rev. 0
For more information www.analog.com
APPLICATIONS INFORMATION
Figure 46. 1V/100A and 1.8V/100A 500kHz Converter using the TDA21470 DrMOS
C19
6.8nF
C18
6.8nF
C22
330pF
C21
330pF
C8
4.7µF
C9
1.0µF
C10
2.2µF
330pF
R23
10k
C16
0.47µF
C11
2.2µF
C12
4.7µF
C14
4.7µF
C7
0.47µF
R18
1k
R10
1k
R9
1k
R17
10k
R16
4.99k
R15
10k
R244
10k
R54
10k
R53
10k
R37
5.9k
R38
1.74k
R40
4.42k
R39
4.42k
R41
18.2k
VDR
VIN
VIN
LTC3888-1
388812 F46
PWM2
ISENSE2
PWM0
ISENSE0
PWM
IOUT
REFIN
TOUT
PGOOD0
PGOOD1
VFB0
VFB1
PGOOD0
PGOOD1
SYNC
SCL
SDA
ALERT
SHARE_CLK
RUN0
RUN1
SYNC
SCL
SDA
ALERT
SHARE_CLK
RUN0
RUN1
VIN
SW
GND
TDA21470
TDA21470
PWM
IOUT
EN
VDRV
VCC
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
LGND
PWM4
ISENSE4
TSNS0
PWM3
ISENSE3
PWM
IOUT
REFIN
TOUT
VIN
SW
GND
TDA21470
TDA21470
PWM
IOUT
REFIN
TOUT
VIN
SW
GND
VSENSE0+
VSENSE0–
VSENSE0+
VSENSE0–
R234
0
R235
0
J3
J4
J1
PWM5
ISENSE5
PWM1
ISENSE1
PWM7
ISENSE7
PWM6
ISENSE6
VSENSE0+
VSENSE0–
VIN
7V TO
14V
VIN
GND
NOTE: SOME POWER STAGE DETAILS OMITTED FOR CLARITY
ITHR0
ITHR1
VDD33
INTVCC VDD25 VDD33
VDD33
VDD33
VDD33
VIN
IREF
TSNS1
PWM
IOUT
REFIN
TOUT
VIN
SW
GND
TDA21470
TDA21470
PWM
IOUT
REFIN
TOUT
VIN
SW
GND
PWM
IOUT
REFIN
TOUT
VIN
SW
GND
TDA21470
TDA21470
PWM
IOUT
REFIN
TOUT
VIN
SW
GND
+
C6
270µF
16V
C5
270µF
16V
C4
270µF
16V
C3
270µF
16V
C1
270µF
16V
VIN
VIN
VIN
VIN
VIN
VIN
PGND
PGND
ASEL0
ASEL1
ILIM0_CFG
ILIM1_CFG
RSET
PWM_CFG
R284
52.3k
R285
15k
FAULT0
FAULT1
FAULT0
FAULT1
R49
10k
R48
10k
ITH0
ITH1
+
+
CIN4
22µF
1210
CIN3
22µF
1210
CIN2
22µF
1210
CIN1
22µF
1210
+
+
+
C2
270µF
16V
+
REFIN
TOUT
VOS
OCSET
GL
GL
NC
PHASE
BOOST
VOUT0
VOUT0
1V, 100A
VOUT1
1.8V
100A
GND
GND
DAOUT1 DAOUT0
R3
1
1%
J2
C122
OPT
C121
OPT
R277
42.2k
R278
28k



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