參數(shù)資料
型號(hào): KA278R51
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Low Dropout Voltage Regulator(低壓差穩(wěn)壓器)
中文描述: 5.1 V FIXED POSITIVE LDO REGULATOR, 0.5 V DROPOUT, PSFM4
封裝: TO-220F, 4 PIN
文件頁(yè)數(shù): 4/8頁(yè)
文件大?。?/td> 50K
代理商: KA278R51
KA278R51
4
Typical Perfomance Characteristics (continued)
Figure 7. Power Dissipation vs. Temperature(Ta)
Figure 9. Ripple Rejection vs. Input Ripple Frequency
Figure 11. Load Transient Response
Figure 8. Overcurrent Protection
Characteristics(Typical value)
Figure 10. Line Transient Response
-25
P
(
TEMPERATURE Tj(
o
C)
15
10
5
20
0
a
10
R
Input Ripple Frequency (KHz)
50
40
30
20
00.1
100
1
10
60
70
T
j
= 25
o
C
V
IN
= 7V
I
O
=1A
V
IN
= 0.5V
rms
Time (
μ
s)
1.5
0.5
0.0
-0.5
-1.0
-1.5
-2.0
-2.5
0
0
O
10
20
2.0
3.0
2.0
30
40
O
D
R
Output Current(A)
3.0
5.0
0
1.0
2.0
4.0
80
60
20
100
0
40
6.0
Time (
μ
s)
15
10
5
0
-5
-10
-15
-20
-25
7
0
I
5
15
20
30
8
25
35
O
D
45
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