전자부품 반도체 검색엔진( 무료 PDF 다운로드 ) - 데이터시트뱅크
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R1221N15AA 데이터 시트보기 (PDF) - RICOH Co.,Ltd.
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R1221N15AA
Step-down DC/DC Converter with Voltage Detector
RICOH Co.,Ltd.
R1221N15AA Datasheet PDF : 21 Pages
First
Prev
11
12
13
14
15
16
17
18
19
20
200
180
160
140
120
100
80
60
40
20
0
1
R1221N33AC
L=27uH
C=47uF(Ta)
VIN4.5V
VIN8V
VIN12V
10
100
Output Current
I
OUT
(mA)
1000
4) Oscillator Frequency vs. Input Voltage
R1221N15XB
L=27uH
600
500
400
300
200
100
0
0
5
10
15
Input Voltage
V
IN
(V)
200
180
160
140
120
100
80
60
40
20
0
1
600
500
400
300
200
100
0
0
L=27uH
R1221N50XC
C=47uF(Ta)
VIN6V
VIN8V
VIN12V
10
100
Output Current
I
OUT
(mA)
1000
R1221N15XA
L=27uH
5
10
15
Input Voltage V
IN
(V)
5) Output Voltage vs. Input Voltage
R1221N15XB
1.53
L=27uH
1.52
1.51
1.50
1.49
1.48
1.47
0
5
10
15
Input Voltage V
IN
(V)
1.53
1.52
1.51
1.50
1.49
1.48
1.47
0
12345
Rev. 1.11
- 14 -
R1221N15XA
L=27uH
5
10
15
Input Voltage V
IN
(V)
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