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參數(shù)資料
| 型號： | FAN5019MTCX_NL |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING CONTROLLER, 4000 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封裝： | LEAD FREE, TSSOP-28 |
| 文件頁數(shù)： | 26/30頁 |
| 文件大?。?/td> | 781K |
| 代理商： | FAN5019MTCX_NL |
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PRODUCT SPECIFICATION
FAN5019
REV. 1.0.7 1/5/04
5
Electrical Specications
(VCC = 12V, TA = 0°C to +85°C and FBRTN=GND, using circuit in Figure 1, unless otherwise noted.)
The
denotes specications which apply over the full operating temperature range.
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Units
Error Amplier
Output Voltage Range
VCOMP
0.5
3.5
V
Accuracy
VFB
Relative to DAC Setting,
referenced to FBRTN,
CSSUM = CSCOMP,
Test Circuit 3
VRM10
VRM9
-10
-12
+10
+12
mV
Line Regulation
VFB
VCC=10V to 14V
0.05
%
Input Bias Current
IFB
-13
-15
-17
A
FBRTN Current
IFBRTN
150
180
A
Output Current
IO(ERR)
FB forced to VOUT – 3%
300
500
A
Gain Bandwidth Product
GBW
COMP = FB
20
MHz
DC Gain
CCOMP = 10pF
77
dB
VID Inputs
Input Low Voltage
VIL(VID)
VRM10
VRM9
0.4
0.8
V
Input High Voltage
VIH(VID)
VRM10
VRM9
0.8
2.0
V
Input Current, VID Low
IIL(VID)
VID(X) = 0V
-30
-20
A
Input Current, VID High
IIH(VID)
VID(X) = 1.25V
-2
2
A
Pull-up Resistance
RVID
Internal
35
60
115
k
Internal Pull-up Voltage
VRM10
VRM9
1.0
2.2
1.15
2.4
1.26
2.6
V
VID Transition Delay Time2
VID Code Change to FB Change
400
ns
“No CPU” Detection
Turn-off Delay Time2
VID Code Change to 11111X to PWM
going low
400
ns
VID Table Select
Vtblsel
To select VRM9 table
To select VRM10 table (becomes VID5)
4
3.5
V
Oscillator
Frequency
fOSC
200
4000
kHz
Frequency Variation
fPHASE
TA = +25°C, RT = 250k
, 4-Phase
TA = +25°C, RT = 115k
, 4-Phase
TA = +25°C, RT = 75k
, 4-Phase
155
200
400
600
245
kHz
Output Voltage
VRT
RT = 100k
to GND
1.9
2.0
2.1
V
RAMPADJ Pin Accuracy
VRAMPADJ
VRAMPADJ = Vdac = +2K (Vin–Vdac)/
(Rr+2k)
-50
+50
mV
RAMPADJ Input Current
IRAMPADJ
Current into RAMPADJ pin
0
100
A
Current Sense Amplier
Offset Voltage
VOS(CSA)
CSSUM–CSREF, Test Circuit 1
-1.5
+1.5
mV
Input Bias Current
IBIAS(CSA)
-50
+50
nA
Gain Bandwidth Product
GBW
COMP = FB
10
MHz
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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