KA278RXXC-SERIES
9
Typical Performance Characteristics
(Continued)
-25
Power dissipation P
D
(W)
TEMPERATURE Tj(
o
C)
15
10
5
20
0
Relative output voltage(%)
Output Current(A)
3.0
5.0
01.02.0
4.0
80
60
20
100
0
40
6.0
10
Ripple Rejection RR (dB)
Input Ripple Frequency (KHz)
50
40
30
20
0
0.1 1001
10
60
70
T
j
= 25
o
C
V
IN
= 7V
I
O
=1A
∆V
IN
= 0.5V
rms
Time (µs)
20
15
10
5
7
0
Input Voltage (V)
515
25
30
0
-5
-10
-15
-20
-25
8
25 35
Output Voltage
Deviation (mV)
45
Time (µs)
2.0
1.5
1.0
0.5
0
0
Output Current (A)
10
20
2.5
3.0
0.0
-0.5
-1.0
-1.5
-2.0
-2.5
2.0
30 40
Output Voltage
Deviation (V)
0123456
3.50
3.75
4.00
4.25
4.50
4.75
Output peak current Iop (A)
Input-output differential voltage Vin-Vo (V)
Figure 7. Power Dissipation vs. Temperature(Tj)
Figure 8. Overcurrent Protection Characteristics
Figure 9. Ripple Rejection vs. Input Ripple Frequency
Figure 10. Line Transient Response
Figure 11. Load Transient Response
(Typical value)
Figure 12. Output Peak Currenrt vs.
Input-Output Differential Voltage
