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LM2687

Low Noise Regulated Switched Capacitor Voltage

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 General Description

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 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.
LM2687 Low Noise Regulated Switched Capacitor Voltage Inverter August 1999 LM2687 Low Noise Regulated Switched Capacitor Voltage Inverter General De.

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TAGS

LM2687 Low Noise Regulated Switched Capacitor Voltage National Semiconductor

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