rt9201 Richtek Technology Corporation, rt9201 Datasheet - Page 6

• Manufacturer Part Number: rt9201
• Description: High Efficiency Step-down Dc-dc Converter
• Manufacturer: Richtek Technology Corporation

Typical Operating Characteristics
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6
RT9201
1.806
1.804
1.802
1.800
1.798
1.796
1.794
1.792
1.790
100
820
810
800
790
780
770
760
750
740
730
90
80
70
60
50
40
30
20
10
0
-50
-50
-50
V
V
I
OUT
IN
OUT
= 3.3V
Output Voltage vs. Temperature
-25
-25
-25
= 200mA
= 1.8V
Frequency vs. Temperature
Efficiency vs. Temperature
0
0
0
25
25
25
Temperature ( C)
Temperature ( C)
Temperature ( C)
50
50
50
75
75
75
V
V
I
100
100
V
V
I
100
OUT
OUT
IN
OUT
IN
OUT
= 3.3V
= 3.3V
= 400mA
= 200mA
= 1.8V
= 1.8V
125
125
125
Preliminary
150
150
150
0.810
0.809
0.808
0.807
0.806
0.805
0.804
0.803
830
825
820
815
810
805
800
795
790
100
90
80
70
60
50
40
30
20
10
0
-50
2
1
V
I
V
V
OUT
OUT
IN
OUT
V
V
= 3.3V
IN
OUT
2.5
= 400mA
-25
= 1.8V
= 1.8V
Efficiency vs. Output Current
= 5V
Frequency vs. Input Voltage
= 3.3V
V
3
0
FB
Output Current (mA)
10
vs. Temperature
3.5
Input Voltage (V)
25
Temperature ( C)
DS9201-04 August 2004
50
4
4.5
75
100
100
5
125
5.5
1000
150
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