參數(shù)資料
型號: R1221N47AC
廠商: Ricoh Co., Ltd.
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Voltage-Mode SMPS Controller
中文描述: 電壓模式開關(guān)電源控制器
文件頁數(shù): 11/21頁
文件大?。?/td> 218K
代理商: R1221N47AC
12345
Rev. 1.11 - 11 -
n
TYPICAL CHARACTERISTCS
1) Output Voltage vs. Output Current
R1221N33AH
3.200
3.220
3.240
3.260
3.280
3.300
3.320
3.340
3.360
3.380
3.400
1E-05 0.0001 0.001
Output Current
I
OUT
(A)
0.01
0.1
1
O
O
(
12V
8V
4.5V
L=27uH
1.480
1.485
1.490
1.495
1.500
1.505
1.510
1.515
O
O
(
1.520
1E-05 0.0001 0.001
0.01
0.1
1
Output Current
I
OUT
(A)
13.2V
8V
5V
2.3V
R1221N15XH
L=27uH
2) Efficiency vs. Output Current
R1221N33AA
(VIN=4.5V)
0
10
20
30
40
50
60
70
80
90
100
0.1
1
10
100
1000
Output Current
I
OUT
(mA)
E
CD104-27uH
Si3443DV
R1221N33AA
(VIN=12V)
0
10
20
30
40
50
60
70
80
90
100
0.1
1
10
100
1000
Output Current
I
OUT
(mA)
E
CD104-27uH
Si3443DV
R1221N33AC
(VIN=4.5V)
0
20
40
60
80
100
0.1
1
10
100
1000
Output Current I
OUT
(mA)
E
CD104-27uH
Si3443DV
R1221N33AB
(VIN=12V)
0
20
40
60
80
100
0.1
1
10
100
1000
Output Current
I
OUT
(mA)
E
CD104-27uH
Si3443DV
相關(guān)PDF資料
PDF描述
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R1221N47AD-TR Voltage-Mode SMPS Controller
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
R1221N47AC-TR 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Voltage-Mode SMPS Controller
R1221N47AD 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Voltage-Mode SMPS Controller
R1221N47AD-TR 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Voltage-Mode SMPS Controller
R1221N47AE 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Voltage-Mode SMPS Controller
R1221N47AE-TR 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:Voltage-Mode SMPS Controller