參數(shù)資料
型號(hào): RT9261A
英文描述: Step-up DC/DC Converter
中文描述: 升壓型DC / DC轉(zhuǎn)換器
文件頁數(shù): 10/14頁
文件大?。?/td> 223K
代理商: RT9261A
RT9261/A
Preliminary
www.richtek.com
10
DS9261/A-03 January 2002
Maximum Oscillator Frequency vs. Temp.
160
0
20
40
60
80
100
120
140
-40
-20
0
Temperature ( C)
20
40
60
80
M
RT9261
V
OUT
= 2.7V
RT9261A (2.7V)
Output Voltage vs. Output Current
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0
30
60
90
120
150
Output Current (mA)
O
0.9V
1.0V
1.5V
2.0V
2.5V
RT9261A
V
OUT
= 2.7V
Oscillator Duty Cycle vs. Temperatrue
50
60
70
80
90
100
-40
-20
0
Temperature ( C)
20
40
60
80
O
RT9261
V
OUT
= 2.7V
RT9261A (2.7V)
Efficiency vs. Output Current
0
10
20
30
40
50
60
70
80
0
30
60
90
120
150
Output Current (mA)
E
1.0V
0.9V
1.5V
2.0V
2.5V
RT9261A
V
OUT
= 2.7V
Start-up/Hold-on Voltage vs. Output Current
1.6
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0
30
60
90
120
150
Output Current (mA)
S
V
start
V
hold
RT9261A
V
OUT
= 2.7V
RT9261A (2.7V)
Output Current vs. Ripple Voltage
0
20
40
60
80
100
120
0
30
60
90
120
150
Output Current (mA)
R
0.9V
1.5V
2.0V
2.5V
RT9261A
V
OUT
= 2.7V
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