RT9169/H
Typical Operating Characteristics
Temperature Stability
3.7
Quiescient Current vs. Temperature
5
V
OUT
=
Quiescent Current (
μ
A)
V
OUT
=
Output Voltage (V)
3.3
4
2.9
3
2.5
2
2.1
1
V
IN
= 5V
1.7
-50
-25
0
25
50
75
100
125
0
-30
0
30
60
90
120
Temperature
(°C)
Temperature
(°C)
Dropout Voltage (V
IN
-V
OUT
)
0.8
Short Circuit Current
500
Short Circuit Current (mA)
0.7
125°C
Dropout Voltage (V)
0.6
0.5
0.4
0.3
0.2
0.1
400
25°C
300
25°C
125°C
200
100
V
OUT
= 3.3V
0
0
20
40
60
80
100
0
0
1
2
3
4
5
I
LOAD
(mA)
Input/Output Differential (V)
PSRR
0
-10
PSRR
0
-10
50mA
-20
PSRR (dB)
PSRR (dB)
10mA
-20
50mA
10mA
-30
-40
-50
-60
-70
-30
-40
-50
-60
-70
V
IN
= 5V, V
OUT
=
C
IN
= 1uF, T
A
= 125°C
C
OUT
= 1uF Electrolytic
Capacitor
10
100
1k
10k
100k
1M
V
IN
= 5V, V
OUT
=
C
IN
= 1uF, T
A
= 125°C
C
OUT
= 1uF Electrolytic
Capacitor
10
100
1k
10k
100k
1M
Frequency (Hz)
Frequency (Hz)
www.richtek.com
4
DS9169/H-12 March 2007
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
