參數(shù)資料
型號(hào): SI9121
廠商: Vishay Intertechnology,Inc.
英文描述: High-Voltage, Non-Isolated Buck-Boost Converter for ISDN Digital Phones
中文描述: 高電壓,非隔離的Buck - Boost對(duì)ISDN數(shù)字電話交換器
文件頁數(shù): 8/8頁
文件大小: 72K
代理商: SI9121
Si9121
Vishay Siliconix
New Product
www.vishay.com FaxBack 408-970-5600
8
Document Number: 71112
S-00802—Rev. B, 08-May-00
BYPASS
V
CC
V
NEG
L
X
GND
V
OUT
COMP
CS
1 F
C6
0.1 F
C5*
33 F
80 V
C4
R1
0.25
1
/
2
W
180 pF
C7
220 F
C2
0.1 F*
C3
GND
V
NEG
V
+5 V/400 mA
or
+3.3 V/400 mA
L1
68 H
+
+
10MQ100N
0.1 F
C1
R2
75 k
(27 k for Si9121DY-3)
0.1 F
C8
+
Si9121DY-5
or
Si9121DY-3
6
3
7
2
8
5
4
1
FIGURE 1.
Typical Applications Circuit
*Optional
–10 to –60 V
Silk Screen
V
NEG
BYPASS
COMP
COIL
CS
V
CC
GND
V
OUT
+
Si9121DY-5
1
2
3
4
8
7
6
5
FIGURE 2.
Si9121 Application with External Vcc Through Winding
R1
0.25
1
/
2
W
C3
0.1 F
C4
180 pF
GND
–V
IN
–10 to –60 V
C1
33 F
80 V
C5
0.1 F
R2
75 k
(27 k for Si9121DY-3)
C2*
0.1 F
GND
+V
OUT
+5 V
@ 400 mA
C8*
0.1 F
C7
220 F
10 V
+
D1
10MQ100N
Ns
T1
68 H
Np
D2
BAS21
C6
1 F
*Optional
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SI9121DB-3 功能描述:電源管理IC開發(fā)工具 SI9121 Demo Brd 3.3V RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
SI9121DB-5 功能描述:電源管理IC開發(fā)工具 SI9121 Demo Board 5V RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
SI9121DY-3 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 HV 3.3V Converter RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
SI9121DY-3-E3 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 Hi-V Buck/Boost 3V Converter RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel
SI9121DY-3-T1 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:High-Voltage, Non-Isolated Buck-Boost Converter for ISDN Digital Phones