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參數(shù)資料
| 型號： | NCP1729 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | Switched Capacitor Voltage Inverter |
| 中文描述： | 開關(guān)電容電壓逆變器 |
| 文件頁數(shù)： | 12/22頁 |
| 文件大小： | 165K |
| 代理商： | NCP1729 |
NCP1729
http://onsemi.com
12
+
+
6
4
2
3
1
OSC
Capacitors = 3.3 F
+
V
in
5
V
out
+
+
Figure 28. Positive Output Voltage Tripler
A single device can be used to construct a positive voltage tripler. The output voltage is approximately equal to 3.0 V
in
minus
the forward voltage drop of each external diode. The performance characteristics for the above converter are shown below.
Note that curves A and C show the circuit performance with economical 1N4148 diodes, while curves B and D are with lower
loss MBRA120E Schottky diodes.
6.0
2.0
4.0
0
8.0
10.0
12.0
14.0
I
out
, OUTPUT CURRENT (mA)
Figure 29. Tripler Load Regulation, Output
Voltage vs. Output Current
V
o
,
0
30
20
10
50
A
B
T
A
= 25
°
C
C
D
A
3.0
1N4148
B
3.0
MBRA120E
Curve
V
in
(V)
All Diodes
110
95
R
out
( )
C
5.0
1N4148
D
5.0
MBRA120E
88
78
40
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| NCP1729SN35T1 | 功能描述:電荷泵 Switched Cap Voltage RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube |
| NCP1729SN35T1G | 功能描述:電荷泵 Switched Cap Voltage Inverter w/Shutdown RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube |
| NCP1729SN35T1G | 制造商:ON Semiconductor 功能描述:Power Supply IC |
| NCP1800DM41R2 | 功能描述:電池管理 4.1V Single Cell RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
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