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DFE252012F-R47M Datasheet(PDF) 69 Page - Analog Devices

Part # DFE252012F-R47M
Description  16VIN/16A, Quad-Phase High-Efficiency Buck Converter
PDF  122 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

DFE252012F-R47M Datasheet(HTML) 69 Page - Analog Devices

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BITFIELD
BITS
TYPE
DESCRIPTION
DECODE
POK_TO
1:0
O
Power-OK Fault Time-Out Setting
0x0 = Disable.
0x1 = 1ms.
0x2 = 5ms.
0x3 = 10ms.
RESET_CFG1 (0x0E)
BIT
7
6
5
4
3
2
1
0
Field
RESERVED[4:0]
RSTINB_S
HDN
VIOFLT_SH
DN
AUTO_RST
RT
Reset
0x0
0x0
0x1
0x0
Access
Type
Write, Read
Write, Read
Write, Read
Write, Read
BITFIELD
BITS
TYPE
DESCRIPTION
DECODE
RESERVED
7:3
O
Reserved. Returns 0.
RSTINB_S
HDN
2
O
Shutdown and Register Reset Control for
RSTINB (MFIO) Input
0x0 = Disable.
0x1 = Enable.
VIOFLT_SH
DN
1
O
VIO Fault Shutdown Control
0x0 = Disable.
0x1 = Enable (initiates a shutdown of all
buck outputs when VIO fault occurs).
AUTO_RST
RT
0
O
Auto Restart from POK Fault Time-Out,
SCP, and TSHDN
0x0 = Disable (Mx_EN and/or MFIOx
signals need to be toggled to exit latch-off
state).
0x1 = Enable (allow auto-restart after
500ms of forced off time).
RESET_CFG2 (0x0F)
BIT
7
6
5
4
3
2
1
0
Field
RESERVED[1:0]
UVLO_RST
OB_EN
TSHDN_RS
TOB_EN
M4_RSTOB
_EN
M3_RSTOB
_EN
M2_RSTOB
_EN
M1_RSTOB
_EN
Reset
0x0
0x0
0x0
0x0
0x0
0x0
0x0
Access
Type
Write, Read
Write, Read
Write, Read
Write, Read
Write, Read
Write, Read
Write, Read
BITFIELD
BITS
TYPE
DESCRIPTION
DECODE
RESERVED
7:6
O
Reserved. Returns 0.
UVLO_RST
OB_EN
5
O
RSTOB (MFIO) Output Control for UVLO
Fault
0x0 = Disable.
0x1 = Enable (assert RSTOB signal when
UVLO fault occurs).
TSHDN_RS
TOB_EN
4
O
RSTOB (MFIO) Output Control for
Thermal-Shutdown Fault
0x0 = Disable.
0x1 = Enable (assert RSTOB signal when
TSHDN fault occurs).
M4_RSTOB
_EN
3
O
RSTOB (MFIO) Control for Buck Master4
Fault
0x0 = Disable.
0x1 = Enable (assert RSTOB signal when
Buck Master4 SCP fault occurs).
M3_RSTOB
_EN
2
O
RSTOB (MFIO) Control for Buck Master3
Fault
0x0 = Disable.
0x1 = Enable (assert RSTOB signal when
Buck Master3 SCP fault occurs).
MAX77542
16VIN/16A, Quad-Phase High-Efficiency Buck
Converter
www.analog.com
Analog Devices | 69



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