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See Technical Specifications

LM346N +BOM

Operational Amplifiers – Op Amps

Manufacturer:

Stmicroelectronics
Mfr.Part #:

LM346N
Datasheet:

LM346N Datasheet (PDF)
Mounting Style:

Through Hole
Number Of Channels:

4 Channel
Supply Voltage - Max:

+/- 22 V
GBP - Gain Bandwidth Product:

1 MHz
EDA/CAD Models:

Request Free CAD Models for LM346N

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LM346N General Description

The LM346N is a precision adjustable voltage regulator integrated circuit (IC) manufactured by Texas Instruments. It operates as a 2-terminal device with an adjustable output voltage and a reference voltage of 1.2V. The LM346N is capable of sourcing up to 100mA of output current while maintaining excellent regulation characteristics. Its adjustable output voltage range spans from the reference voltage up to 40V, making it suitable for a wide range of applications. The device offers high stability over varying load conditions and temperatures, ensuring reliable performance in demanding environments. With its low dropout voltage and high accuracy, the LM346N is commonly used in precision voltage regulation circuits, battery charging applications, and analog signal conditioning systems. Its compact TO-92 package and simple external component requirements enhance its versatility and ease of integration into various electronic designs

Key Features

Adjustable voltage output
Wide input voltage range
Low dropout voltage
Low quiescent current
Thermal shutdown protection
Adjustable current limit
Adjustable frequency
High ripple rejection
Rugged packages
Short circuit protection

Application

Adjustable voltage regulators
Power supplies
Battery chargers
Reference voltage generators
Instrumentation amplifiers
Signal conditioners
DC-DC converters
Automotive electronics
Industrial control systems
Motion control systems

Specifications

Product Category	Operational Amplifiers - Op Amps	Mounting Style	Through Hole
Number of Channels	4 Channel	Supply Voltage - Max	+/- 22 V
GBP - Gain Bandwidth Product	1 MHz	Output Current per Channel	20 mA
SR - Slew Rate	500 mV/us	Vos - Input Offset Voltage	5 mV
Supply Voltage - Min	+/- 1.5 V	Minimum Operating Temperature	0 C
Maximum Operating Temperature	+ 70 C	Ib - Input Bias Current	250 nA
Operating Supply Current	2 mA	Shutdown	No Shutdown
CMRR - Common Mode Rejection Ratio	80 dB	en - Input Voltage Noise Density	28 nV/sqrt Hz
Series	LM346	Amplifier Type	Low Power Amplifier
Dual Supply Voltage	+/- 3 V, +/- 5 V, +/- 9 V	Height	5.1 mm (Max)
Length	20 mm (Max)	Maximum Dual Supply Voltage	+/- 22 V
Minimum Dual Supply Voltage	+/- 1.5 V	Operating Supply Voltage	+/- 1.5 V to +/- 22 V
Pd - Power Dissipation	500 mW (1/2 W)	Product	Operational Amplifiers
Product Type	Op Amps - Operational Amplifiers	Factory Pack Quantity	25
Subcategory	Amplifier ICs	Supply Type	Dual
Technology	Bipolar	Voltage Gain dB	120 dB
Width	7.1 mm (Max)	Unit Weight	0.057419 oz