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MP8796B датащи(PDF) 8 Page - Monolithic Power Systems

номер детали MP8796B
подробное описание детали  16V, 30A, Scalable, Digital, Synchronous Step-Down Converter with PMBus
PDF  52 Pages
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производитель  MPS [Monolithic Power Systems]
домашняя страница  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP8796B датащи(HTML) 8 Page - Monolithic Power Systems

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MP8796B – 16V, 30A, SYNCHRONOUS STEP-DOWN CONVERTER WITH PMBUS
MP8796B Rev. 1.0
www.MonolithicPower.com
8
1/19/2020
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2020 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS (continued)
VIN = 12V, TJ = -40°C to +125°C(7), typical value is tested at TJ = 25°C, unless otherwise noted.
Parameters
Symbol
Condition
Min
Typ
Max Units
Output Over-Voltage and Under-Voltage Protection (OVP, UVP)
OVP threshold
VOVP
Default setting (D4h[1:0] = 2b’00) 112% 115%
VREF
UVP threshold
VUVP
Default setting (D9h[3:2] = 2b’10) 76%
79%
83%
VREF
Max programmable OVP
threshold
VOVP_MAX
D4h[1:0] = 2b’11
127% 130% 133% VREF
Min programmable OVP
threshold
VOVP_MIN
D4h[1:0] = 2b’00
112% 115%
VREF
OVP threshold resolution
Per LSB
5%
VREF
Max programmable UVP
threshold
VUVP_MAX
D9h[3:2] = 2b’11
81%
84%
88%
VREF
Min programmable UVP
threshold
VUVP_MIN
D9h[3:2] = 2b’00
66%
69%
72%
VREF
UVP threshold resolution
Per LSB
5%
VREF
OSM threshold rising
VOSM_RISE
EAh[9] = 1b’0
104.8%
VREF
OSM threshold falling
VOSM_FALL
102.2%
VREF
CTRL
Input high voltage
VIH_CTRL
2.15
V
Input low voltage
VIL_CTRL
1.20
V
ADC (6)
Input voltage range
0
1.28
V
ADC resolution
10
Bits
DNL
1
LSB
Sample rate
3
kHz
DAC (Feedback Voltage)
Range
512
600
672
mV
Feedback accuracy
VFB
21h = 0x012C, D1h[1:0] = 2b’00
594
600
606
mV
Resolution
Per LSB
2
mV
Output voltage slew rate
Default setting
(DAh[3:0] = 4b’0000)
20
µs/
2mV
Minimum output voltage slew
rate
DAh[3:0] = 4b’1111
30
40
50
µs/
2mV
Maximum output voltage slew
rate
DAh[3:0] = 4b’0000
20
µs/
2mV
Maximum feedback voltage with
margin (6)
VFB_MG_HIGH_
MAX
672
mV
Minimum feedback voltage with
margin (6)
VFB_MG_LOW_
MIN
512
mV
Feedback voltage with margin
high (6)
VFB_MG_HIGH
672
mV
Feedback voltage with margin
low (6)
VFB_MG_LOW
512
mV



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