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DFE252012F-R47M Datasheet(PDF) 84 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) 84 Page - Analog Devices

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BITFIELD
BITS
TYPE
DESCRIPTION
DECODE
M2_SS_EN
V
7:6
–
Buck Master2 Spread Spectrum
Envelope Setting
0x0 = Disable.
0x1 = ±8%.
0x2 = ±12%.
0x3 = ±16%.
M2_SS_FR
EQ
5:4
O
Buck Master2 Spread Spectrum
Frequency Setting
0x0 = 1kHz.
0x1 = 3kHz.
0x2 = 5kHz.
0x3 = 7kHz.
M2_SSM_P
AT
3:2
O
Buck Master2 Spread Spectrum Pattern
Setting
0x0 = Triangular pattern (0001b to 1111b).
0x1 = Pseudo-random polynomial (x4 + x +
1).
0x2 = Pseudo-random polynomial (x4 + x3
+ 1).
0x3 = Pseudo-random polynomial
(alternating x4 + x + 1 and x4 + x3 + 1
every cycle).
M2_FREQ
1:0
O
Buck Master2 Switching Frequency
Setting
0x0 = 0.5MHz.
0x1 = 1.0MHz.
0x2 = 1.5MHz.
0x3 = Reserved.
M2_CFG5 (0x3B)
BIT
7
6
5
4
3
2
1
0
Field
RESERVED[2:0]
RESERVED
RESERVED[1:0]
M2_ILIM[1:0]
Reset
0x0
0x0
0x2
0x2
Access
Type
Write, Read
Write, Read
Write, Read
Write, Read
BITFIELD
BITS
TYPE
DESCRIPTION
DECODE
RESERVED
7:5
O
Reserved. Returns 0.
RESERVED
4
O
Reserved. Returns 0.
RESERVED
3:2
O
Reserved. Returns 0b10.
M2_ILIM
1:0
O
Buck Master2 Peak Current Limit Setting
0x0 = 3.5A.
0x1 = 4.5A.
0x2 = 5.5A.
0x3 = 6.0A.
M3_VOUT_H (0x43)
BIT
7
6
5
4
3
2
1
0
Field
M3_VOUT_H[7:0]
Reset
0x69
Access
Type
Write, Read
MAX77542
16VIN/16A, Quad-Phase High-Efficiency Buck
Converter
www.analog.com
Analog Devices | 84



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