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參數(shù)資料
| 型號： | MB3800 |
| 廠商： | Fujitsu Limited |
| 英文描述： | Switching Regulator Controller(脈寬調(diào)制系統(tǒng)開關(guān)穩(wěn)壓器控制器) |
| 中文描述： | 開關(guān)穩(wěn)壓器控制器（脈寬調(diào)制系統(tǒng)開關(guān)穩(wěn)壓器控制器） |
| 文件頁數(shù)： | 9/20頁 |
| 文件大小： | 282K |
| 代理商： | MB3800 |
MB3800
9
(Continued)
-10
-0.4
BR/CTL pin input current I
BR
(mA)
O
O
Output source current vs. BR/CTL pin input current
00
-0.8
-1.2
-1.6
-2.0
-20
-30
-40
-50
V
CC
= 2 V
V
OUT
= 0.9 V
T
a
= +25
°
C
100
-0.4
BR/CTL pin input current I
BR
(mA)
B
BR/CTL pin input voltage vs. BR/CTL pin input current
00
-0.8
-1.2
-1.6
-2.0
200
300
400
500
V
CC
= 2 V
T
a
= +25
°
C
1.0
-20
BR/CTL pin input current I
BR
(
μ
A)
A
Average supply current vs. BR/CTL pin input current
00
-40
-60
-80
-100
2.0
3.0
4.0
5.0
V
CC
= 2 V
T
a
= +25
°
C
1 k
Timing resistor R
T
(
)
O
O
Oscillation frequency vs.Timing resistor
10 k
2 k
50 k
500 k
2
Supply voltage V
CC
(V)
F
f
Frequency variation ratio vs. Supply voltage
-150
5
10
-5
0
-10
4
6
8
10
12
14
16
C
T
= 270 pF
R
T
= 3.0 k
T
a
= +25
°
C
-20
Operating ambient temperature T
a
(
°
C)
F
f
Frequency variation ratio vs. Operating ambient temperature
-1540
5
10
-5
0
-10
0
+20
+40
+60
+80 +100
V
CC
= 2 V
C
T
= 270 pF
R
T
= 3.0 k
5 k
20 k
10 k
200 k
100 k
5 k
2 k
1 M
20 k
C
T
= 100 pF
C
T
= 1000 pF
C
T
= 10000 pF
V
CC
= 2 V
T
a
= +25
°
C
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