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MP2884A Datasheet(PDF) 80 Page - Monolithic Power Systems

No. de pieza MP2884A
Descripción Electrónicos  Digital, Multi-Phase PWM Controller with PMBus and PWM-VID
PDF  107 Pages
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Fabricante Electrónico  MPS [Monolithic Power Systems]
Página de inicio  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP2884A Datasheet(HTML) 80 Page - Monolithic Power Systems

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MP2884A – DIGITAL PWM CONTROLLER WITH PMBUS AND PWM-VID
MP2884A Rev. 1.01
www.MonolithicPower.com
80
12/25/2018
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2018 MPS. All Rights Reserved.
MFR_PARM_BOOT_TRAN (B8h)
This register is the parameter corresponding to BOOT_RC in MFR_PARM_RC_CONST (B5h).
Command
MFR_PARM_BOOT_TRAN
Format
Unsigned binary
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Access
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
Function
BOOT_RC_PARM
Bits
Bit Name
Description
15:0
BOOT_RC_PARM
The parameter corresponds to BOOT_RC in MFR_PARM_RC_CONST (B5h):
24
1
BOOT_RC_PARM =
2
BOOT_RC (VOUT_MAX-VOUT_MIN)
VOUT_MAX (24h) and VOUT_MIN (1Fh) are all in VID format.
MFR_BOOT_SR (B9h)
This register sets the output voltage slew rate for linear boot-up.
Command
MFR_BOOT_SR
Format
Unsigned binary
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Access
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
Function
x
x
x
x
x
x
LINEAR_BOOT_SR_CNT
Bits
Bit Name
Description
9:0
LINEAR_BOOT_SR_
CNT
Sets the linear boot-up slew rate.
BOOT
6.25mV
LINEAR_BOOT_SR_CNT =
SR
50ns
Bit[0] of MFR_VR_CONFIG2 (E2h) sets the boot-up and DVID mode.
VO_SR_MODE_SEL= 0: linear mode
VO_SR_MODE_SEL= 1: R-C filter mode
Set LINEAR_BOOT_SR_CNT to 0002h when VO_SR_MODE_SEL= 1 (R-C filter
mode).
MFR_SLEW_SR (BAh)
This register sets the output voltage slew rate for linear DVID.
Command
MFR_SLEW_SR
Format
Unsigned binary
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Access
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
Function
x
x
x
x
x
x
LINEAR_DVID_SR_CNT



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