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See Technical Specifications

LM3914N-1

18-pin PDIP tube packaging

Manufacturer:

Texas Instruments
Mfr.Part #:

LM3914N-1
Datasheet:

LM3914N-1 Datasheet (PDF)
Series:

LM3914
Mounting Style:

Through Hole
Number of Outputs:

10 Output
Output Current:

30 mA
EDA/CAD Models:

Request Free CAD Models for LM3914N-1

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LM3914N-1 General Description

The LM3914N-1 is a monolithic integrated circuit that can be used to produce a wide range of analog and digital display applications. It is specifically designed for LED voltage level indicators, driving LEDs in precise displays, and can be used in a wide range of applications including audio level meters, temperature indicators, and many others.This device includes a resistor-programmable threshold with a display span of 1 to 10, allowing for a versatile range of applications. It has a high input impedance, making it suitable for many different input types. The LM3914N-1 features an expanded scale factor that allows for a resolution of 1 dB per step, providing a highly accurate and precise reading.The device operates on a single supply voltage, making it easy to integrate into existing systems. With a low power consumption, high visibility LEDs, and a wide temperature range, the LM3914N-1 is a reliable and versatile choice for level indicator applications.

Key Features

Single display driver IC
LED bar graph display
Internal voltage reference
Low current drain
Linearly calibrated to display input voltage level
Signal output for driving external displays
Adjustable LED brightness
Operates on a wide range of voltages
10-step linear display scale

Application

Audio level indicators
VU meters
Battery chargers
Function generators
Automotive battery monitors
Power supply monitors
LED bar graph displays
Signal strength indicators
Industrial instruments
Audio equipment

Specifications

Product Category	LED Lighting Drivers	Series	LM3914
Mounting Style	Through Hole	Number of Outputs	10 Output
Output Current	30 mA	Input Voltage, Min	3 V
Input Voltage, Max	20 V	Topology	Buck
Minimum Operating Temperature	0 C	Maximum Operating Temperature	+ 70 C
Features	Internal voltage reference, Programmable output current	Height	3.9 mm
Input Voltage	3 V to 20 V	Length	22.86 mm
Number of Channels	10 Channel	Operating Temperature Range	0 C to + 70 C
Output Type	Current Mode	Pd - Power Dissipation	1365 mW
Product Type	LED Lighting Drivers	Factory Pack Quantity	20
Subcategory	Driver ICs	Supply Current - Max	9.2 mA
Type	Linear	Width	6.35 mm
Unit Weight	0.046872 oz