LM2940
TYPICAL CHARACTERISTICS (Cont.)
Line Transient Response
30
20
10
0
-10
-20
-30
3V
0V
-10
0 10 20 30 40
Time (μS)
50 60
Ripple Rejection vs. Frequency
95
VIN=10V
85
VoUT=5 V
COUT=22μF
IoUT=10mA
75
65
55
45
35
1
10 100 1K 10K 100K 1M
Frequency (Hz)
Low Voltage Behavior
14
IoUT=1A
12 VoUT=8 V
TJ=25℃
10
8
6
4
2
0
0246
8 10 12 14
Input Voltage (V)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
LINEAR INTEGRATED CIRCUIT
Load Transient Response
0.5
0.4 VIN=10V
0.3
0.2
VoUT=5 V
COUT=22μF
0.1 TJ=25℃
0
-0.1
-0.2
-0.3
-0.4
-0.5
1.0
0.5
0
-10 0
10 20 30 40
Time (μS)
Low Voltage Behavior
5.0
IoUT=1A
VoUT=5 V
TJ=25℃
4.0
3.0
2.0
1.0
1.0 2.0 3.0 4.0 5.0 6.0
Input Voltage (V)
Low Voltage Behavior
18
IoUT=1A
VoUT=9 V
15 TJ=25℃
12
9
6
3
0
0 3 6 9 12 15 18
Input Voltage (V)
8 of 11
QW-R102-016.E