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參數(shù)資料
| 型號(hào)： | FAN53180 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | 6-Bit VID Controlled 2-4 Phase DC-DC Controller |
| 中文描述： | 6位VID控制2-4相DC - DC控制器 |
| 文件頁(yè)數(shù)： | 5/28頁(yè) |
| 文件大?。?/td> | 851K |
| 代理商： | FAN53180 |
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PRODUCT SPECIFICATION
FAN53180
REV. 1.0.0 6/10/03
5
Electrical Specifications
1
(Vcc = 12V, T
A
= 0
°
C to +85
°
C and FBRTN = GND, unless otherwise noted.)
The
denotes specifications which apply over the full operating temperature range.
Parameter
Symbol
Current Sense Amplifier
Offset Voltage
V
OS(CSA)
Input Bias Current
I
BIAS(CSA)
Gain Bandwidth Product
GBW
(ERR)
Slew Rate
Input Common Mode
Range
Positioning Accuracy
V
FB
Output Voltage Range
Output Current
I
O(ERR)
Current Balance Circuit
Common Mode Range
V
SW(X)CM
Input Resistance
R
SW(X)
Input Current
I
SW(X)
Input Current Matching
I
SW(X)
Current Limit Comparator
ILIMIT Output Voltage
Normal Mode
In Shutdown
V
ILIMIT(SD)
Output Current, Normal
Mode
Maximum Output Current
Current Limit Threshold
Voltage
Current Limit Setting Ratio
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.
Conditions
Min.
Typ.
Max.
Units
CSSUM-CSREF, Test Circuit 1
-3
-50
+3
+50
mV
nA
MHz
V/
μ
s
V
COMP = FB
C
COMP
= 10pF
CSSUM and CSREF
20
50
0
3
COMP = FB, Test Circuit 2
I
CSCOMP
= ±100
μ
A
FB forced to V
OUT
– 3%
-83
0.05
-80
-77
3.3
mV
V
μ
A
500
-600
20
4
-5
+200
40
10
+5
mV
k
μ
A
%
SW(X) = 0V
SW(X) = 0V
SW(X) = 0V
30
7
V
ILIMIT(NM)
EN > 0.8V, R
ILIMIT
= 250k
EN < 0.4V, I
ILIMIT
= -100
μ
A
EN > 0.8V, R
ILIMIT
= 250k
2.9
3
3.1
400
V
mV
μ
A
I
ILIMIT(NM)
12
EN > 0.8V
V
CSREF
–V
CSCOMP
, R
ILIMIT
= 250k
60
105
μ
A
mV
V
CL
125
145
V
CL
/I
ILIMIT
10.4
mV/
μ
A
V
μ
s
Latch-off Delay Threshold
Latch-off Delay Time
Soft Start
Output Current, Softstart
Mode
Soft Start Delay Time
V
DELAY
t
DELAY
In Current Limit
R
DELAY
= 250k
, C
DELAY
= 4.7nF
1.7
1.8
600
1.9
I
DELAY(SS)
During Start-up, DELAY < 2.8 V
15
20
25
μ
A
T
DELAY(SS)
R
DELAY
= 250k
, C
DELAY
= 4.7nF,
VID[5:0] = 011111
350
μ
s
Enable Input
Input Low Voltage
Input High Voltage
Input Current, EN Low
Input Current, EN High
V
IL(EN)
V
IH(EN)
I
IL(EN)
I
IH(EN)
0.4
V
V
μ
A
μ
A
0.8
-1
EN = 0V
EN = 1.25V
1
10
25
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