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參數(shù)資料
| 型號： | FAN5019MTC |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 6-Bit VID Controller 2-4 Phase VRM10.X Controller |
| 中文描述： | SWITCHING CONTROLLER, 4000 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封裝： | TSSOP-28 |
| 文件頁數(shù)： | 6/30頁 |
| 文件大小： | 781K |
| 代理商： | FAN5019MTC |
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FAN5019
PRODUCT SPECIFICATION
6
REV. 1.0.7 1/5/04
DC Gain
77
dB
V
Input Common Mode
Range
Positioning Accuracy
CSSUM and CSREF
0
3
V
FB
COMP = FB, Test Circuit 2
-84
0.1
300
-80
-76
3.3
mV
V
μA
Output Voltage Range
I
CSCOMP
= ±100μA
Output Current
I
O(CSA)
FB forced to V
OUT
– 3% Source/Sink
375
Current Balance Circuit
Input Operating Range
V
SW(X)CM
-600
20
4
-5
+200
40
10
+5
mV
k
μA
%
Input Resistance
R
SW(X)
SW(X) = 0V
30
7
Input Current
I
SW(X)
I
SW(X)
SW(X) = 0V
Input Current Matching
SW(X) = 0V
Current Limit Comparator
ILIMIT Output Voltage
Normal Mode
In Shutdown
V
ILIMIT(NM)
V
ILIMIT(SD)
R
ILIMIT
= 250k
I
ILIMIT
= -100μA
2.9
3
3.1
400
V
mV
μA
Output Current, Normal
Mode
Maximum Output Current
I
ILIMIT(NM)
R
ILIMIT
= 250k
12
V
IILIMIT
= 3V
V
CSREF
–V
CSCOMP
, R
ILIMIT
= 250k
60
105
μA
mV
Current Limit Threshold
Voltage
Current Limit Setting Ratio
V
CL
125
150
V
CL
/I
ILIMIT
10.4
1.8
600
mV/μA
V
μs
Latch-off Delay Threshold
V
DELAY
In Current Limit
1.7
1.9
Latch-off Delay Time
t
DELAY
R
DELAY
= 250k
, C
DELAY
= 4.7nF
Soft Start
Output Current,
Soft start Mode
Soft Start Delay Time
I
DELAY(SS)
During Start-up, DELAY < 2.8V
15
20
25
μA
T
DELAY(SS)
R
DELAY
= 250k
, C
DELAY
= 4.7nF,
VID = 011111 (1.475V)
400
μs
Enable Input
Input Low Voltage
V
IL(EN)
0.4
V
V
μA
μA
Input High Voltage
V
IH(EN)
0.8
-1
Input Current, EN Low
I
IL(EN)
EN = 0V
1
Input Current, EN High
I
IH(EN)
EN = 1.25V
10
25
Power Good Comparator
Under voltage Threshold
V
PWRGD(UV)
Relative to DAC Output
-325
90
-250
150
225
-200
200
400
mV
mV
mV
Over voltage Threshold
V
PWRGD(OV)
Relative to DAC Output
Output Low Voltage
V
OL(PWRGD)
I
PWRGD(SINK)
= 4mA
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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