rt9263ccx5 Richtek Technology Corporation, rt9263ccx5 Datasheet - Page 6

• Manufacturer Part Number: rt9263ccx5
• Description: High Efficiency Supply Current Step Dc/dc Converter
• Manufacturer: Richtek Technology Corporation

RT9263
Typical Operating Charateristics
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6
1.4
1.3
1.2
1.1
1.0
0.9
0.8
90
80
70
60
50
40
30
20
10
0
1
0
T
V
Refer to Application Circuit Fig.1
Refer to Application Circuit Fig.1
A
OUT
I
LOAD
= 25°C
= 3.3V
1.2
20
(mA) in constant resistance load
No Load Current
Start Up Voltage
Input Voltage (V)
1.5
40
I
Efficiency
LOAD
V
OUT
(mA)
= 3.3V ; T
60
2
T
V
A
OUT
= 25°C
2.5
80
A
= 3.3V
= 25°C
100
Preliminary
3
1.25
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
140
120
100
80
60
40
20
0
0
1
T
V
A
OUT
Refer to Application Circuit Fig.1
Refer to Application Circuit Fig.1
= 25°C
I
LOAD
= 5.0V
1.2
25
(mA) in constant resistance load
Start Up Voltage
No Load Current
1.5
Input Voltage (V)
Efficiency
I
LOAD
DS9263-00 November 2001
V
50
2
OUT
(mA)
= 5.0V; T
2.5
T
V
75
A
OUT
= 25°C
A
= 25 ° C
3
= 5.0V
100
4