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MMPF0100 Datasheet(PDF) 74 Page - NXP Semiconductors

Part # MMPF0100
Description  14 channel configurable power management integrated circuit
PDF  137 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

MMPF0100 Datasheet(HTML) 74 Page - NXP Semiconductors

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74
NXP Semiconductors
PF0100
FUNCTIONAL BLOCK REQUIREMENTS AND BEHAVIORS
6.4.4.5.2
SW4 external components
Table 84. Register SW4MODE - ADDR 0x4D
Name
Bit #
R/W
Default
Description
SW4MODE
3:0
R/W
0x08
Sets the SW4 switching operation mode.
See Table 30 for all possible configurations.
UNUSED
4
–
0x00
unused
SW4OMODE
5
R/W
0x00
Set status of SW4 when in sleep mode
• 0 = OFF
• 1 = PFM
UNUSED
7:6
–
0x00
unused
Table 85. Register SW4CONF - ADDR 0x4E
Name
Bit #
R/W
Default
Description
SW4ILIM
0
R/W
0x00
SW4 current limit level selection
• 0 = High level current limit
• 1 = Low level current limit
UNUSED
1
R/W
0x00
unused
SW4FREQ
3:2
R/W
0x00
SW4 switching frequency selector. See Table 38.
SW4PHASE
5:4
R/W
0x00
SW4 phase clock selection. See Table 36.
SW4DVSSPEED
7:6
R/W
0x00
SW4 DVS speed selection. See Table 35.
Table 86. SW4 external component requirements
Components
Description
Values
CINSW4(58)
SW4 input capacitor
4.7
μF
CIN4HF(58)
SW4 decoupling input capacitor
0.1
μF
COSW4(58)
SW4 output capacitor
3 x 22
μF
LSW4
SW4 inductor
1.0
μH
Notes
58.
Use X5R or X7R capacitors



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