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Charge Pumps | NCP1729
概览
NCP1729 是一款 CMOS 电荷泵电压逆变器，适用于基于 1.15 V 至 5.5 V 输入电压范围的运行，输出电流能力超过 50 mA。运行电流耗量仅为 122 µA，提供节电关断输入，将该电流进一步降至仅为 0.4 µA。该器件包含一个 35 kHz 振荡器可驱动四个低电阻 MOSFET 开关，产生 26 Ω 的低输出电阻，以及 99% 的电压转换能效。此器件仅需两个外部 3.3µF 即可成为一个完整逆变器，是多种电池供电和板级应用的理想方案。NCP1729 采用节省空间的 TSOP-6 (SOT-23-6) 封装。
应用
- LCD Panel Bias
- Cellular Telephones
- Pagers
- Personal Digital Assistants
- Electronic Games
- Digital Cameras
- Camcorders
- Hand Held Instruments
特性
- Operating Voltage Range of 1.15 V to 5.5 V
- Output Current Capability in Excess of 50 mA
- Low Current Consumption of 122 µA
- Power Saving Shutdown Input for a Reduced Current of 0.4 µA
- Operation at 35 kHz
- Low Output Resistance of 26Ω
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NCP1729SN35T1G
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Pb
A
H
P
TSOP-6
1
260
REEL
3000
N
1.15 to 5.5
-Vin or 2Vin
50
20
35
Yes
Price N/A
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