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DFE252012F-R47M Datasheet(PDF) 34 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) 34 Page - Analog Devices

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Table 2. Device Configuration by RCFG1 (continued)
RCFG1
(Ω)
I2C SLAVE
ADDRESS
(7-BIT
ADDRESS)
MFIO1
MFIO2
MFIO3
MFIO4
MFIO5
MFIO6
MFIO7
MFIO8
48.7k
7'h61 (110
0001)
FPSI
POK_M1 FPWM_M1
CLKDET_M1
VB_GLB
RSTINB
TWARNB
RSTOB
56.2k
7'h62 (110
0010)
FPSI
POK_M1 FPWM_M1
CLKDET_M1
VB_GLB
RSTINB
TWARNB
RSTOB
64.9k
7'h63 (110
0011)
FPSI
POK_M1 FPWM_M1
CLKDET_M1
VB_GLB
RSTINB
TWARNB
RSTOB
75.0k
7'h60 (110
0000)
Factory Option
86.6k
7'h61 (110
0001)
100k
7'h62 (110
0010)
≥ 115k
7'h63 (110
0011)
Table 3 decodes the default selection options for the peak current limit of master phases and the switching frequency
setting. Once latched, the Mx_ILIM[1:0] and the Mx_FREQ[1:0] bits reflect the selected options. The decoded values for
RCFG2 ≥ 115kΩ are programmable at the factory.
Table 3. Device Configuration by RCFG2
RCFG2 (Ω)
M1_ILIM (A)
M2_ILIM (A)
M3_ILIM (A)
M4_ILIM (A)
Mx_FREQ (MHz)
≤ 95.3
5.5
5.5
5.5
5.5
1.0
200
5.5
5.5
5.5
5.5
1.5
309
5.5
5.5
5.5
3.5
1.0
422
5.5
5.5
5.5
3.5
1.5
536
5.5
5.5
3.5
5.5
1.0
649
5.5
5.5
3.5
5.5
1.5
768
5.5
5.5
3.5
3.5
1.0
909
5.5
5.5
3.5
3.5
1.5
1.05k
5.5
3.5
5.5
5.5
1.0
1.21k
5.5
3.5
5.5
5.5
1.5
1.40k
5.5
3.5
5.5
3.5
1.0
1.62k
5.5
3.5
5.5
3.5
1.5
1.87k
5.5
3.5
3.5
5.5
1.0
2.15k
5.5
3.5
3.5
5.5
1.5
2.49k
5.5
3.5
3.5
3.5
1.0
2.87k
5.5
3.5
3.5
3.5
1.5
3.74k
3.5
5.5
5.5
5.5
1.0
8.06k
3.5
5.5
5.5
5.5
1.5
12.4k
3.5
5.5
5.5
3.5
1.0
16.9k
3.5
5.5
5.5
3.5
1.5
21.5k
3.5
5.5
3.5
5.5
1.0
26.1k
3.5
5.5
3.5
5.5
1.5
MAX77542
16VIN/16A, Quad-Phase High-Efficiency Buck
Converter
www.analog.com
Analog Devices | 34



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