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FN9012 датащи(PDF) 4 Page - Intersil Corporation

номер детали FN9012
подробное описание детали  Microprocessor CORE Voltage Regulator Two-Phase Buck PWM Controller
PDF  5 Pages
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производитель  INTERSIL [Intersil Corporation]
домашняя страница  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

FN9012 датащи(HTML) 4 Page - Intersil Corporation

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4
.
Output Current
IO(ERR)
FB Forced to VOUT - 3%
-
1
-
mA
Input Bias Current
IFB
-
5
100
nA
Maximum Output Voltage
VCOMP(MAX) FB Forced to VOUT - 3%
-
3.0
-
V
Output Disable Threshold
VCOMP(OFF)
560
720
800
mV
FB Low Foldback Threshold
VFB(LOW)
375
425
500
mV
-3dB Bandwidth
BWERR
COMP = Open
-
500
-
kHz
CURRENT SENSE
Threshold Voltage
VCS(TH)
CS+ = VCC, FB Forced to VOUT - 3%
69
79
89
mV
0.8
≤ COMP ≤ 1V
-
0
15
mV
Current Limit Foldback Voltage
VCS(FOLD)
FB
≤ 375mV
37
47
58
mV
∆VCOMP/∆VCS
ni
1 V
≤ VCOMP ≤ 3V
-
25
-
V/V
Input Bias Current
ICS+, ICS-
CS+ = CS- = VCC
-
0.5
5.0
µA
Response Time
tCS
CS+ - (CS-)
≥ 89mV to PWM Going Low
-
50
-
ns
POWER GOOD COMPARATOR
Undervoltage Threshold
VPWRGD(UV) Percent of Nominal Output
76
82
88
%
Overvoltage Threshold
VPWRGD(OV) Percent of Nominal Output
114
124
134
%
Output Voltage Low
VOL(PWRGD) IPWRGD(SINK) = 100µA
-
30
200
mV
Response Time
-
200
-
ns
PWM OUTPUTS
Output Voltage Low
VOL(PWM)
IPWM(SINK) = 400µA
-
100
500
mV
Output Voltage High
VOH(PWM)
IPWM(SOURCE) = 400µA
4.5
5.0
5.5
V
Output Current
IPWM
0.4
1
-
mA
Duty Cycle Limit, by Design
DMAX
Per Phase, Relative to fCT
-
-
50
%
Electrical Specifications
Recommended Operating Conditions, Unless Otherwise Noted
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
VOLTAGE IDENTIFICATION CODE AT
PROCESSOR PINS
VCCCORE
(VDC)
VID25mV
VID3
VID2
VID1
VID0
0
0100
1.050
1
0100
1.075
0
0011
1.100
1
0011
1.125
0
0010
1.150
1
0010
1.175
0
0001
1.200
1
0001
1.225
0
0000
1.250
1
0000
1.275
0
1111
1.300
1
1111
1.325
0
1110
1.350
1
1110
1.375
0
1101
1.400
1
1101
1.425
0
1100
1.450
1
1100
1.475
0
1011
1.500
1
1011
1.525
0
1010
1.550
1
1010
1.575
0
1001
1.600
1
1001
1.625
0
1000
1.650
1
1000
1.675
0
0111
1.700
1
0111
1.725
0
0110
1.750
1
0110
1.775
0
0101
1.800
1
0101
1.825
VOLTAGE IDENTIFICATION CODE AT
PROCESSOR PINS
VCCCORE
(VDC)
VID25mV
VID3
VID2
VID1
VID0
ISL6562



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