RT9164A
Typical Operating Characteristics
Output Voltage vs. Temperature
Reference Voltage vs. Temperature
1.27
1.26
1.25
1.24
1.23
3.4
V
OUT
= 3.3V
3
2.6
2.2
1.8
1.4
V
V
= 2.5V
OUT
V
IN
= 5V
V
= 5V
IN
CIN = 10uF Electrolytic
CO = 10uF Tantalum
R1 = R2 = 100Ω
R =
∞
L
CIN = 10uF Electrolytic
O = 10uF Tantalum
C
R =
∞
L
= 1.5V
0
OUT
-50
-25
25
50
75
100
125
-50
-25
0
25
50
75
100
125
Temperature(°C)
Temperature
(°C)
Quiescent Current vs. Temperature
ADJ Pin Current vs. Temperature
7
80
70
60
50
40
6
5
4
3
2
1
0
V
OUT
= 2.5V
V
IN
= 5V
CIN = 10uF Electrolytic
CO = 10uF Tantalum
R1 = R2 = 100Ω
∞
V
IN
= 5V
CIN = 10uF Electrolytic
O = 10uF Tantalum
C
R =
L
R = ∞
L
-50
-25
0
25
50
75
100
125
-50
-25
0
25
50
75
100
125
Temperature(°C)
Temperature
(°C)
Current Limit vs. Input Voltage
Current Limit vs. Temperature
2
1.9
1.8
1.7
1.6
1.5
3
2.5
2
V
OUT
= 2.5V, RL = 1Ω
V
OUT
= 2.5V, RL = 1Ω
1.5
1
V
IN
= 5V
0.5
0
CIN = 10uF Electrolytic
CO = 10uF Tantalum
CIN = 10uF Electrolytic
O = 10uF Tantalum
C
-50
-25
0
25
50
75
100
125
2
4
6
8
10
12
14
Temperature(°C)
Input Voltage (V)
DS9164A-13 August 2007
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RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
