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零件编号
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R1221N17AF 查看數據表(PDF) - RICOH Co.,Ltd.
零件编号
产品描述 (功能)
生产厂家
R1221N17AF
Step-down DC/DC Converter with Voltage Detector
RICOH Co.,Ltd.
R1221N17AF Datasheet PDF : 21 Pages
First
Prev
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19
20
16) VD
OUT
“L” Output Current vs. Temperature
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
-50
R1221N33AD
0
50
100
Temperature Top
(
t
°
C)
17) Load Transient Response
R1221N33AA
3.4
3.3
3.2
3.1
3
2.9
2.8
2.7
2.6
2.5
2.4
0
0.0005
Time (sec)
V
IN
=5V
L=27uH
500
0.1
0.001
3.6
3.5
3.4
3.3
3.2
3.1
3
2.9
2.8
2.7
2.6
0
3.4
3.3
3.2
3.1
3
2.9
2.8
2.7
2.6
2.5
2.4
0
R1221N33AB
V
IN
=5V
L=27uH
500
0.0005
Time (sec)
0.1
0.001
3.6
3.5
3.4
3.3
3.2
3.1
3
2.9
2.8
2.7
2.6
0
Rev. 1.11
- 19 -
R1221N33AA
V
IN
=5V
L=27uH
500
0.05
Time (sec)
0.1
0.1
R1221N33AB
V
IN
=5V
L=27uH
500
0.05
Time (sec)
0.1
0.1
12345
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