RT9168/A
Typical Operating Characteristics
GND Current vs. Temperature
Output Voltage vs. Temperature
120
105
90
75
60
45
30
15
0
3.33
3.32
3.31
3.30
3.29
3.28
3.27
3.26
VOUT = 3.3V
100 125 150
VOUT = 3.3V
3.25
-50
-25
0
25
50
75
-50
-25
0
25
50
75
100 125 150
Temperature (°C)
Temperature (°C)
Dropout Voltage vs. Output Current
Current Limit vs. Temperature
480
420
360
300
240
180
120
60
300
250
200
150
100
50
85°C
25°C
-40°C
RT9168
VOUT = 3.3V
VOUT = 3.3V
0
0
-50
-25
0
25
50
75
100 125 150
0
25
50
75
100 125 150 175 200
Temperature (°C)
Output Current (mA)
Current Limit vs. Temperature
PSRR
70
60
50
40
30
20
10
0
900
800
700
600
500
400
300
200
100
VOUT = 3.3V, ILOAD = 1mA
RT9168A
C
OUT = 4.7V
VOUT = 3.3V
10
10
100
100
1K
1000
10K
100K
1M
10000
100000 1000000
-50
-25
0
25
50
75
100 125 150
Frequency (kHz)
Temperature
(°C)
DS9168/A-15 March 2007
www.richtek.com
5
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
