AMS2954
TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
Load Transient Response
Load Transient Response
AMS2954 Enable Transient
250
200
150
100
50
80
60
40
20
0
7
6
CL= 1 mF
5
4
3
IL= 10 mA
VIN = 8V
VOUT = 5V
0
-20
-40
-60
CL= 10
mF
2
1
CL= 10 mF
-50
-100
VOUT = 5V
CL= 1 mF
0
2
VOUT = 5V
~
~
~
~
~
~
250
250
mA
mA
0
100
100
mA
mA
-2
-100
0
1
2
3
4
5
0
4
8
12
16
20
106
105
0
100 200 300 400 500 600 700
TIME (ms)
TIME (ms)
TIME (ms)
Ripple Rejection
Ripple Rejection
Output Impedance
90
80
70
60
50
40
30
20
90
80
70
60
50
40
30
20
10
5
I = 100
A
m
O
2
1
C = 1
F
m
IO= 250mA
IL= 1mA
L
VIN= 6V
VOUT = 5V
IO= 1 mA
IL= 0
0.5
0.2
0.1
VOUT = 5V
CL= 1
IL= 100mA
m
F
CL= 1 mF
0.05
VIN= 6V
VOUT = 5V
0.02
0.01
IL= 10mA
105
105
106
10
100
1K
10K 100K 1M
101
102
103
104
101
102
103
104
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
Ripple Rejection
AMS2954 Output Noise
AMS2954 Divider Resistance
80
70
60
50
40
30
20
10
400
300
3.5
5V
OUTPUT
IL= 250mA
IL= 50mA
3.0
2.5
2.0
CL= 1 mF
IL= 250mA
200
100
0
C = 220
F
m
C = 1
F
m
L
L
1.5
1.0
CL= 3.3 mF
VIN= 6V
VOUT= 5V
0.01 mF
0.5
0.0
BYPASS
PIN 1 TO
PIN 7
105
FREQUENCY (Hz)
102
103
104
102
103
104
-75 -50 -25
106
150
0 25 50 75 100 125
TEMPERATURE (° C)
101
FREQUENCY (Hz)
Advanced Monolithic Systems, Inc. 6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140
ADMOS [ ADVANCED MONOLITHIC SYSTEMS ]
