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Name: NJM555M
Brand: Nisshinbo Micro Devices Inc.
SKU: NJM555M
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Nisshinbo Micro Devices Inc. NJM555M

Part No.:: NJM555M

Manufacturer:: Nisshinbo Micro Devices Inc.

Package:: 8-SOIC (0.197, 5.00mm Width)

Datasheet:: NJM555M.pdf

Description:: IC OSCILLATOR TIMER 8DMP

In Stock:: 3953

Quantity:: Add To Cart

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NJM555M Specifications

Package/Case:
8-SOIC (0.197, 5.00mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
555 Type, Timer/Oscillator (Single)
Count:
-
Frequency:
-
Voltage-Supply:
4.5V ~ 16V
Current-Supply:
10 mA
OperatingTemperature:
-40°C ~ 85°C

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NJM555M information

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Basic introduction and simple engineering application of NJM555M

NJM555M is a versatile integrated circuit widely used in electronic projects for its precise timing capabilities and ease of use. It is a derivative of the popular 555 timer IC and offers enhanced performance and features.

Basic Introduction:

The NJM555M is a monolithic timing circuit capable of producing precise time delays or oscillations. It consists of two voltage comparators, an SR flip-flop, a discharge transistor, and a resistor network. The timing interval is controlled by external resistors and capacitors connected to the appropriate pins.

Application in Simple Projects:

NJM555M finds applications in various electronic circuits, including:

1. Astable Multivibrator:

Construct an astable multivibrator circuit using NJM555M to generate a square wave output. This circuit is useful for applications like tone generation, LED flashers, and clock signals in digital circuits.

2. Monostable Multivibrator:

Build a monostable multivibrator using NJM555M to generate a single pulse of a predetermined duration in response to a trigger signal. This configuration is commonly used in applications such as timers, pulse generators, and delay circuits.

3. PWM Generator:

Utilize NJM555M as a pulse-width modulation (PWM) generator by configuring it in astable mode and adjusting the duty cycle using external components. PWM signals are widely used for controlling the speed of motors, dimming LEDs, and regulating power supplies.

Experimental Procedure:

To understand the functionality of NJM555M and its applications, perform the following experiments:

1. Astable Multivibrator:

Connect a resistor (R1) between pin 7 (discharge) and pin 8 (VCC), and another resistor (R2) between pin 7 and pin 6 (threshold). Connect a capacitor (C1) between pin 6 and ground. Apply power to the IC and observe the square wave output at pin 3 (output).

2. Monostable Multivibrator:

Connect a resistor (R) between pin 7 (discharge) and pin 8 (VCC), and a capacitor (C) between pin 6 (trigger) and ground. Apply a trigger signal (such as a push button) to pin 2 (trigger). Measure the output pulse width at pin 3 (output) using an oscilloscope.

3. PWM Generator:

Configure the NJM555M in astable mode by connecting R1 and R2 as in the astable multivibrator circuit. Adjust the values of R1 and R2 to control the duty cycle of the output waveform. Measure the waveform using an oscilloscope to verify the PWM characteristics.

Conclusion:

In conclusion, NJM555M is a versatile IC with numerous applications in electronic circuits. By experimenting with its different configurations, students and beginners can gain a deeper understanding of timing circuits and pulse generation techniques.

NJM555M FAQ

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3. Are the NJM555M price and inventory displayed accurate?

The price and inventory of NJM555M fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of NJM555M?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the NJM555M we delivered, we will accept the replacement or return of the NJM555M only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of NJM555M.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations