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參數(shù)資料
| 型號(hào)： | R1221N33AC |
| 廠商： | Ricoh Co., Ltd. |
| 英文描述： | Step-down DC/DC Converter with Voltage Detector |
| 中文描述： | 降壓直流/直流電壓檢測(cè)器 |
| 文件頁(yè)數(shù)： | 6/21頁(yè) |
| 文件大小： | 218K |
| 代理商： | R1221N33AC |
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Rev. 1.11 - 6 -
n
TEST CIRCUITS
Inductor L : 27
m
H(Sumida Electronic, CD104) Diode SD : RB491D (Rohm, Schottky type)
Capacitor CL: 47
m
F(Tantalum type) C
IN
: 22
m
F(Tantalum type)
Power MOS PMOS : HAT1020R(Hitachi) Resistor R : 100k
W
C)
+
--
+
-
A)
4
3
6
5
V
OSCILLOSCOPE
SD
L
C
L
V
IN
1
PMOS
C
IN
2
+
-
+
-
F)
4
3
6
5
V
OSCILLOSCOPE
SD
L
C
L
1
PMOS
V
IN
C
IN
2
A
3
4
6
5
1
V
IN
2
3
4
6
5
1
G)
OSCILLOSCOPE
V
IN
V
OUT
2
E)
A
3
4
6
5
1
V
IN
2
A
3
4
6
5
1
D)
V
EXT
V
IN
V
OUT
2
A
3
4
6
5
1
H)
V
IN
V
OUT
2
A
I)
V
DOUT
3
4
6
5
1
V
IN
2
3
4
6
5
1
OSCILLOSCOPE
J)
V
IN
V
OUT
2
R
+
-
B)
A
3
4
6
5
1
C
IN
2
V
IN
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| R1221N33AC-TR | Step-down DC/DC Converter with Voltage Detector |
| R1221N33AD | Step-down DC/DC Converter with Voltage Detector |
| R1221N33AD-TR | Step-down DC/DC Converter with Voltage Detector |
| R1221N33AE | Step-down DC/DC Converter with Voltage Detector |
| R1221N33AF | Step-down DC/DC Converter with Voltage Detector |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| R1221N33AC-TR | 制造商:RICOH 制造商全稱(chēng):RICOH electronics devices division 功能描述:Step-down DC/DC Converter with Voltage Detector |
| R1221N33AD | 制造商:RICOH 制造商全稱(chēng):RICOH electronics devices division 功能描述:Step-down DC/DC Converter with Voltage Detector |
| R1221N33AD-TR | 制造商:RICOH 制造商全稱(chēng):RICOH electronics devices division 功能描述:Step-down DC/DC Converter with Voltage Detector |
| R1221N33AE | 制造商:RICOH 制造商全稱(chēng):RICOH electronics devices division 功能描述:Step-down DC/DC Converter with Voltage Detector |
| R1221N33AE-TR | 制造商:RICOH 制造商全稱(chēng):RICOH electronics devices division 功能描述:Step-down DC/DC Converter with Voltage Detector |
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