RT8005
Typical Operating Characteristics
Line Regulation Deviation
0.4%
0.4
Load Regulation Devation
0.40%
0.4
V
OUT
= 1.2V
I
OUT
= 50mA
Output Voltage Deviation (%)1
0.2%
0.2
Output Voltage Deviation (%)1
0.20%
0.2
0.0%
0
I
OUT
-0.2%
-0.2
I
OUT
= 1000mA
= 500mA
0.00%
0
V
IN
= 5V
-0.20%
-0.2
V
IN
= 3.3V
-0.40%
-0.4
-0.4%
-0.4
-0.6%
-0.6
2
2.5
3
3.5
4
4.5
5
5.5
-0.60%
-0.6
0
Input Voltage (V)
100 200 300 400 500 600 700 800 900 100
1000
0
Load Regulation (mA)
Current Limit vs. Input Voltage
2.2
2
Efficiency vs. Output Current
100
90
80
V
OUT
= 1.2V
V
OUT
= 1.2V
Current Limit (A)
1.8
1.6
1.4
1.2
1
2
2.5
3
3.5
4
4.5
5
5.5
Efficiency (%)
70
60
50
40
30
20
10
0
1
V
IN
= 3.3V
V
IN
= 5V
10
100
1000
Input Voltage (V)
Output Current (mA)
Frequency vs. Input Voltage
2.15
2.1
2.1
2.05
Frequency vs. Temperature
Frequency(MHz)1
2.05
2
1.95
1.9
1.85
2.5
3
3.5
4
4.5
5
5.5
Frequency(MHz)1
2
1.95
1.9
1.85
1.8
-50
-25
0
25
50
75
100
125
Input Voltage(V)
Temperature (°C)
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6
DS8005-08 August 2007
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
