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LM2687 Datasheet - National Semiconductor

LM2687 Low Noise Regulated Switched Capacitor Voltage

The LM2687 CMOS Negative Regulated Switched Capacitor Voltage Inverter delivers a very low noise adjustable output for an input voltage in the range of +2.7V to +5.5V. Four low cost capacitors are used in this circuit to provide up to 10mA of output current. The regulated output for the LM2687 is ad.

LM2687 Features

* n n n n n Inverts and regulates the input supply voltage Small MSOP-8 package 91% typical charge pump power efficiency at 10mA Low output ripple (1mV typical) Shutdown lowers Quiescent current to 0.05 µA (typical) Applications n n n n n Wireless Communication Systems Cellular Phone Power Amplifier

LM2687 Datasheet (222.31 KB)

Preview of LM2687 PDF

Datasheet Details

Part number:

LM2687

Manufacturer:

National Semiconductor

File Size:

222.31 KB

Description:

Low noise regulated switched capacitor voltage.

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LM2687 Low Noise Regulated Switched Capacitor Voltage National Semiconductor

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