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LM2664M6

Negative voltage charge pump capable of delivering up to 40mA

Manufacturer:

Texas Instruments
Mfr.Part #:

LM2664M6
Datasheet:

LM2664M6 Datasheet (PDF)
Vin (min) (V):

1.8
Vin (max) (V):

5.5
Vout (min) (V):

-5.5
Vout (max) (V):

-1.8
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LM2664M6 General Description

The LM2664M6 is a CMOS voltage converter IC manufactured by Texas Instruments. It is designed to generate a negative voltage from a positive input voltage, making it ideal for applications where a negative voltage supply is required. The IC is capable of converting input voltages ranging from 1.5V to 5.5V into a fixed -5V output voltage.The LM2664M6 features an internal oscillator that operates at a fixed frequency of 10kHz, allowing for simple external component selection. The IC also includes thermal shutdown and short-circuit protection features, ensuring safe operation under various conditions.With a compact 6-pin SOT-23 package, the LM2664M6 offers a small footprint, making it suitable for space-constrained applications. This voltage converter is commonly used in battery-powered devices, portable instrumentation, and other electronics requiring a reliable negative voltage supply.

Key Features

Low voltage dropout of 120mV at 5mA load

Operates with an input voltage range of 1.5V to 16V

Can deliver up to 100mA of output current

Offers thermal shutdown and current limiting

Available in SOT-23-6 package

Suitable for portable equipment, battery-powered systems, and other low voltage applications

Application

The LM2664M6 is commonly used in applications such as battery-powered systems, portable devices, and low-power circuits where voltage conversion or inversion is required

It can also be used in voltage doublers, inverters, and voltage multipliers in various electronic systems

Specifications

Vin (min) (V)	1.8	Vin (max) (V)	5.5
Vout (min) (V)	-5.5	Vout (max) (V)	-1.8
Iout (max) (A)	0.04	Regulated outputs (#)	1
Switching frequency (min) (kHz)	40	Switching frequency (max) (kHz)	80
Iq (typ) (mA)	0.22	Features	Enable
Operating temperature range (°C)	-40 to 85	Rating	Catalog
Type	Charge pump