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NE555N

NE555N timer suitable for various applications

NE555N General Description

The NE555N integrated timing circuit is an exceptionally stable controller with the ability to generate precise time delays or oscillations. In its time delay mode, external control is achieved through a single external resistor and capacitor, ensuring meticulous timing accuracy. When utilized as an oscillator for steady performance, both the free-running frequency and duty cycle are precisely regulated using two external resistors and one capacitor. The design enables triggering and resetting based on descending waveforms, and the output configuration has the capacity to either source or sink up to 200 mA.

How to use NE555N

When set to monostable mode, the timer produces a solitary pulse. As depicted below, an internal transistor within the timer ensures the initial discharge of the external capacitor.

How to use NE555N

NE555N Pinout

NE555N Pinout

pinout


CAD Model

symbol

symbol

 

footprint

footprint

 

3d model

3d model

ne555n ne555n

Key Features

  • Versatile timer and oscillator functionality
  • Can operate in various modes: astable (oscillator), monostable (one-shot), and bistable (flip-flop)
  • Wide supply voltage range
  • Adjustable timing components for generating specific time intervals
  • High output current drive capability
  • Compatible with both digital and analog circuits

NE555N Datasheet

Check and  download NE555N Datasheet PDF here>>

Application

  • Timing circuits for delays, pulse generation, and oscillations
  • LED flashers and light sequencers
  • Tone generators and sound effects
  • PWM (Pulse-Width Modulation) signal generation
  • Precision timing for various electronic systems
  • Voltage-controlled oscillators (VCOs)
  • Automotive applications

Functional Block Diagram

NE555N Functional Block Diagram

functional block diagram

Schematic Diagram

NE555N Schematic Diagram

Schematic Diagram


Packages

NE555N packages

packages


Specifications

Category Integrated Circuits (ICs)Clock/TimingProgrammable Timers and Oscillators Series -
Type 555 Type, Timer/Oscillator (Single) Count -
Frequency 500kHz Voltage - Supply 4.5V ~ 16V
Current - Supply 10 mA Operating Temperature 0°C ~ 70°C
Mounting Type Through Hole Base Product Number NE555

NE555N Equivalent Parts

You may consider these replacement and alternative parts:

Part Number

In-Stock

Package

Description

Part Number:  SE555

In-Stock:  800

Package:  

Description:  

Part Number:  LM555

In-Stock:  800

Package:  

Description:  

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Packing

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Ratings and Reviews

More
J
J**n 03/13/2024

Everything has come, all norms, thank you to the seller!!!

12
E
E**e 12/11/2023

Steve,,, very good at his job, great pricing , quick answer.

3
A
A**r 11/08/2023

Henri is a good guy!

7
L
L**a 06/30/2023

Ordered 13.02.2019, sent 19.02.2019 (6 days), in the mailbox 18.04.2019 (5 days and 5 days), was not tracked. Packing-postal plastic bag + common plastic bag + each color of leds in a separate package, came without damage. Compliance with the description is complete and by number-20 pieces of each color, and by colors (white, yellow, blue, red, green), and by diameter-all 3mm as stated. I checked everything for ts-1,-100% all workers, there is no marriage. Compliance with the description-5 stars, for a long shipment (6 days) and service-3 stars. For the mail,-thank you for that, in general, it came though and 2 days before the end of the protection period.

4

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Availability: 3089 PCS

+BOM
Qty. Unit Price Ext. Price
5+ $0.269 $1.34
50+ $0.218 $10.90
150+ $0.197 $29.55
500+ $0.169 $84.50
2000+ $0.158 $316.00
4000+ $0.150 $600.00

The prices below are for reference only.