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L6918A Datasheet(PDF) 8 Page - STMicroelectronics

Part # L6918A
Description  5 BIT PROGRAMMABLE MULTIPHASE CONTROLLER
PDF  35 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6918A Datasheet(HTML) 8 Page - STMicroelectronics

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Table 1. VID Settings (only for L6918A)
IPGNDSx
Bias Current
45
50
55
µA
IISEN1,
IISEN2
Bias Current at
Over Current Threshold
80
85
90
µA
IFB
Active Droop Current
ILOAD = 0
0
1
µA
ILOAD = 100%
47.5
50
52.5
µA
GATE DRIVERS
tRISE HGATE High Side
Rise Time
VBOOTx-VPHASEx=10V;
CHGATEx to PHASEx=3.3nF
15
30
nS
IHGATEx
High Side
Source Current
VBOOTx-VPHASEx=10V
2
A
RHGATEx
High Side
Sink Resistance
VBOOTx-VPHASEx=12V;
1.5
2
2.5
Ω
tRISE LGATE Low Side
Rise Time
VCCDR=10V;
CLGATEx to PGNDx=5.6nF
30
55
nS
ILGATEx
Low Side
Source Current
VCCDR=10V
1.8
A
RLGATEx
Low Side
Sink Resistance
VCCDR=12V
0.7
1.1
1.5
Ω
PROTECTIONS
PGOOD
Upper Threshold
(VSEN / VPROG_IN)
VSEN Rising
109
112
115
%
PGOOD
Lower Threshold
(VSEN / VPROG_IN)
VSEN Falling
87
90
93
%
OVP
Over Voltage Threshold
(VSEN / VPROG_IN)
VSEN Rising
114
117
120
%
UVP
Under Voltage Trip
(VSEN / VPROG_IN)
VSEN Falling
55
60
65
%
VPGOOD
PGOOD Voltage Low
IPGOOD = -4mA
0.3
0.4
0.5
V
VID4
VID3
VID2
VID1
VID0
Output
Voltage (V)
VID4
VID3
VID2
VID1
VID0
Output
Voltage (V)
0
000
0
1.850
1
000
0
1.450
0
000
1
1.825
1
000
1
1.425
0
001
0
1.800
1
001
0
1.400
0
001
1
1.775
1
001
1
1.375
0
010
0
1.750
1
010
0
1.350
0
010
1
1.725
1
010
1
1.325
0
011
0
1.700
1
011
0
1.300
0
011
1
1.675
1
011
1
1.275
0
100
0
1.650
1
100
0
1.250
0
100
1
1.625
1
100
1
1.225
0
101
0
1.600
1
101
0
1.200
0
101
1
1.575
1
101
1
1.175
0
110
0
1.550
1
110
0
1.150
0
110
1
1.525
1
110
1
1.125
0
111
0
1.500
1
111
0
1.100
0
111
1
1.475
1
111
1
Shutdown
ELECTRICAL CHARACTERISTCS (continued)
(Vcc=12V±10%, TJ=0°C to 70°C unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit



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