NE555PSR

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NE555PSR

+Nomenclature

IC OSC SINGLE TIMER 100KHZ 8SO

  • FabricantTexas Instruments

  • Pièce fabricant #NE555PSR

  • Package SOP-8

  • En stock4883

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Spécifications

Attribut Valeur
Package / Case Tape & Reel (TR),Cut Tape (CT),Bulk
Part Status Active
Type 555 Type, Timer/Oscillator (Single)
Frequency 100kHz
Voltage - Supply 4.5V ~ 16V
Supply Current 10 mA
Operating Temperature 0°C ~ 70°C
Supplier Device Package 8-SO

Présentation

Equivalent

The NE555PSR (a 555 timer IC from Texas Instruments) has several equivalents:
- LM555 (National Semiconductor/TI)
- SE555/NE555 (Signetics/ON Semiconductor)
- TS555 (STMicroelectronics)
- NA555 (TI, industrial-grade)
- SA555 (TI, military-grade)
- MC1455 (Motorola/ON Semi)
These are pin-compatible and functionally similar, though minor differences in specs (voltage range, temp tolerance) may exist. Check datasheets for exact replacements.

Features

The NE555PSR is a precision timing IC with the following key features:
- Single 555 Timer: Provides stable time delays or oscillations.
- Wide Supply Range: Operates from 4.5V to 16V.
- High Output Current: Sinks/sources up to 200mA.
- Adjustable Duty Cycle: Configurable via external resistors/capacitors.
- Low Power Consumption: Typically 3mA in operation.
- Temperature Stability: ±50 ppm/°C drift.
- TTL-Compatible Output.
- Available in SOT-23-5 Package (small footprint).
- Applications: Pulse generation, timers, PWM, LED flashers, etc.
A cost-effective, reliable solution for timing circuits.

Manufacturer

The NE555PSR is manufactured by Texas Instruments (TI), a leading American semiconductor company. TI is known for producing analog and embedded processing chips, including the iconic 555 timer IC (NE555PSR). Founded in 1930, TI is a global leader in electronics, serving industries like automotive, industrial, and consumer electronics. The NE555PSR is a surface-mount variant of the classic 555 timer, widely used in timing and oscillation applications. TI's reputation stems from innovation, reliability, and broad product offerings.

Application

The NE555PSR, a precision timer IC, is widely used in:
1. Timing Circuits – Delays, pulse generation.
2. Oscillators – Square wave generation.
3. PWM Control – Motor speed, LED dimming.
4. Flip-Flops & Switches – Bistable/monostable circuits.
5. Voltage-Controlled Oscillators (VCOs) – Frequency modulation.
6. Alarms & Sensors – Trigger-based alerts.
7. Power Supplies – Boost/buck converters.
Its versatility, low cost, and reliability make it popular in consumer electronics, automotive systems, and industrial controls.

Package

The NE555PSR is available in a SOIC-8 (Small Outline Integrated Circuit) package. This surface-mount package has 8 pins and is compact, making it suitable for space-constrained applications. The "PSR" suffix typically indicates tape-and-reel packaging for automated assembly. It is a common package type for the NE555 timer IC, offering reliability and ease of use in modern PCB designs.

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