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