參數(shù)資料
型號: RT9261B-42CX
廠商: Electronic Theatre Controls, Inc.
英文描述: VFM STEP UP DC/DC CONVERTER
中文描述: 衡工量值式升壓型DC / DC變換器
文件頁數(shù): 5/10頁
文件大?。?/td> 192K
代理商: RT9261B-42CX
Preliminary
RT9261B
DS9261B-03 September 2001
www.richtek-ic.com.tw
5
Typical Operating Charateristics
Output Current vs. Ripple Voltage
0
50
100
150
200
250
300
0
50
100
150
200
Output Current (mA)
R
V
OUT
= 3.3V
C
OUT
= 20uF
L = 47uH
1.0V
1.5V
2.0V
2.5V
3.0V
Output Current vs. Ripple Voltage
0
10
20
30
40
50
60
70
80
90
0
50
100
150
200
Output Current (mA)
R
V
OUT
= 3.3V
C
OUT
= 68uF
L = 47uH
1.0V
1.5V
2.0V
2.5V
3.0V
Output Current vs. Ripple Voltage
0
5
10
15
20
25
0
50
100
150
200
Output Current (mA)
R
V
OUT
= 3.3V
C
OUT
= 170uF
L = 47uH
1.0V
1.5V
2.0V
2.5V
3.0V
Start-up/Hold-on Voltage vs. Output Current
2.5
S
0
0.5
1
1.5
2
0
30
60
Output Current (mA)
90
120
150
180
V
OUT
= 3.3V
L = 47uH
V
start
V
hold
Efficiency vs. output Current
0
10
20
30
40
50
60
70
80
90
0
50
100
150
200
Output Current (mA)
E
V
OUT
= 3.3V
L = 47uH
1.0V
1.5V
2.0V
2.5V
3.0V
Output Voltage vs. Output Current
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
50
100
150
200
Output Current (mA)
O
V
OUT
= 3.3V
L = 47uH
1.0V
1.5V
2.0V
2.5V
3.0V
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