參數(shù)資料
型號： FAN5019B
廠商： Fairchild Semiconductor Corporation
英文描述： 6-Bit VID Controller 2-4 Phase VR10.X Controller
中文描述： 6期西元控制器2-4位的VR10.X控制器
文件頁數(shù)： 6/30頁
文件大?。?/td> 508K
代理商： FAN5019B
FAN5019B
PRODUCT SPECIFICATION
6
REV. 1.0.0 Jul/15/05
DC Gain
( See Note 2)
77
dB
Input Common Mode
Range
CSSUM and CSREF
0
3
V
Positioning Accuracy
Δ
V
FB
COMP = FB, Test Circuit 2
-84
-80
-76
mV
Output Voltage Range
I
CSCOMP
= ±100μA
FB forced to V
OUT
– 3% Source/Sink
0.1
3.3
V
Output Current
Current Balance Circuit
I
O(CSA)
300
375
μA
Input Operating Range
V
SW(X)CM
R
SW(X)
I
SW(X)
Δ
I
SW(X)
-600
+200
mV
k
Ω
Input Resistance
SW(X) = 0V
20
30
40
Input Current
SW(X) = 0V
-10
-7
-4
μA
Input Current Matching
Current Limit Comparator
SW(X) = 0V
-5
+5
%
ILIMIT Output Voltage
Normal Mode
In Shutdown
V
ILIMIT(NM)
V
ILIMIT(SD)
I
ILIMIT(NM)
R
ILIMIT
= 250k
Ω
I
ILIMIT
= -100μA
R
ILIMIT
= 250k
Ω
2.9
3
3.1
400
V
mV
Output Current, Normal
Mode
12
μA
Maximum Output Current
V
IILIMIT
= 3V
V
CSREF
–V
CSCOMP
, R
ILIMIT
= 250k
Ω
60
μA
Current Limit Threshold
Voltage
V
CL
105
125
150
mV
Current Limit Setting Ratio
V
CL
/I
ILIMIT
In Current Limit
R
DELAY
= 250k
Ω
, C
DELAY
= 4.7nF
10.4
mV/μA
Latch-off Delay Threshold
V
DELAY
t
DELAY
1.7
1.8
1.9
V
Latch-off Delay Time
Soft Start
600
μs
Output Current,
Soft start Mode
I
DELAY(SS)
During Start-up, DELAY < 2.8V
-25
-20
-15
μA
Soft Start Delay Time
T
DELAY(SS)
R
DELAY
= 250k
Ω
, C
DELAY
= 4.7nF,
VID = 011111 (1.475V)
400
μs
Enable Input
Input Low Voltage
V
IL(EN)
V
IH(EN)
I
IL(EN)
I
IH(EN)
0.4
V
Input High Voltage
0.8
V
Input Current, EN Low
EN = 0V
-1
1
μA
Input Current, EN High
Power Good Comparator
EN = 1.25V
10
25
μA
Under voltage Threshold
V
PWRGD(UV)
V
PWRGD(OV)
V
OL(PWRGD)
Relative to DAC Output
-325
-250
-200
mV
Over voltage Threshold
Relative to DAC Output
90
150
200
mV
Output Low Voltage
I
PWRGD(SINK)
= 4mA
225
400
mV
Electrical Specifications
(continued)
(V
CC
= 12V, T
A
= 0°C to +85°C and FBRTN=GND, using circuit in Figure 1, unless otherwise noted.)
The
denotes specifications which apply over the full operating temperature range.
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Units
Notes:
1. All limits at operating temperature extremes are guaranteed by design, characterization and statistical quality control
2. Guaranteed by design – NOT tested in production.
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