NE555PWRE4

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NE555PWRE4

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IC OSC SGL TIMER 100KHZ 8TSSOP

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Especificações

Atributo Valor
Supplier Texas Instruments
Package Tape & Reel (TR)
ProductStatus Discontinued at Digi-Key
Type 555 Type, Timer/Oscillator (Single)
Frequency 100kHz
Voltage-Supply 4.5V ~ 16V
Current-Supply 10 mA
OperatingTemperature 0°C ~ 70°C
Package/Case 8-TSSOP (0.173, 4.40mm Width)
SupplierDevicePackage 8-TSSOP

Visão Geral

Description

The NE555PWRE4 is a highly versatile and widely used timer integrated circuit, a variant of the classic NE555 timer, designed by Texas Instruments. It is packaged in a small-outline package (SOIC), making it suitable for compact or surface-mount applications. Fundamentally, the NE555 operates as a precise timing device capable of producing accurate time delays or oscillation.
Key features of the NE555 include its ability to function in monostable, astable, and bistable modes, offering flexibility for various applications. In monostable mode, it produces a single pulse of a specific duration, while in astable mode, it generates continuous square wave signals. The bistable mode allows the NE555 to act as a flip-flop, toggling its output state when prompted.
The NE555PWRE4 is favored for its reliability, ease of use, and broad applicability in circuits requiring timing functions, pulse generation, and waveform shaping. It operates with supply voltages ranging from 4.5V to 15V and provides high output current capabilities, making it suitable for driving loads directly.

Equivalent

Equivalent products to the NE555PWRE4 chip, which is a precision timer IC, include the LM555 series by Texas Instruments, the SE555 and SA555 from various manufacturers, the NE555 from STMicroelectronics, the TLC555 from Texas Instruments, and the KA555 by Fairchild Semiconductor. These alternatives are typically available in various packages and offer similar functionality in terms of timing and oscillation. Always check the datasheets to ensure full compatibility with your application.

Features

The NE555PWRE4 is a precision timer IC known for its versatility and reliability in various timing applications. Key features include:
1. Operating Voltage Range: It supports a wide voltage range from 4.5V to 16V, making it adaptable for various circuits.
2. Timing Accuracy: Offers precision timing with a typical timing error of 1% over the full temperature range, ensuring reliable performance.
3. Temperature Range: Operates efficiently in temperatures from -40°C to +85°C.
4. Output Drive Capability: Capable of sourcing or sinking up to 200mA, suitable for driving TTL loads or LEDs directly.
5. Astable and Monostable Operation: Functions as an oscillator (astable mode) or a one-shot pulse generator (monostable mode), catering to different timing needs.
6. Low Power Consumption: Designed for low power use, optimizing battery life in portable devices.
7. Package Type: Available in a TSSOP-8 package, providing a compact form factor for space-constrained applications.
These features make the NE555PWRE4 suitable for a wide range of applications, including timers, pulse generation, and LED flashers.

Pinout

The NE555PWRE4 is a version of the popular NE555 timer IC, typically packaged in a small-outline transistor (SOT) form factor. It has 8 pins, each serving a specific function:
1. GND (Ground): Connected to the 0V power supply.
2. Trigger: A low voltage on this pin (less than 1/3 of the supply voltage) causes the timer to start the timing interval in monostable mode.
3. Output: The output pin, which delivers the timed pulse.
4. Reset: Active low pin. It can be used to reset the timer and is often connected to the supply voltage if not used.
5. Control Voltage: Allows modification of the threshold and trigger levels. If unused, it is typically connected to a capacitor or left open.
6. Threshold: This pin ends the timing interval in monostable mode when the voltage exceeds 2/3 of the supply voltage.
7. Discharge: Connected to the timing capacitor in astable and monostable modes.
8. VCC (Power Supply): Connected to the positive supply voltage.
The NE555 is widely used for timing, pulse generation, and oscillator applications.

Manufacturer

The NE555PWRE4 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a range of electronic components and integrated circuits. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in analog and embedded processing products. The company serves various sectors, including automotive, industrial, consumer electronics, and communications. TI's portfolio includes products like microcontrollers, digital signal processors, and analog semiconductors, making it a key player in the electronics industry.

Application

The NE555PWRE4 is a versatile timer IC used in various applications. It is commonly employed in timing circuits for generating precise delays or oscillations. Typical applications include pulse generation, frequency division, and timing control. It can be used in LED flashers, tone generators, and clock pulse generators. Additionally, the NE555PWRE4 is used in PWM (Pulse Width Modulation) applications for motor speed control and light dimming. Its reliability and ease of use make it suitable for both educational purposes and in commercial electronic devices.

Package

The NE555PWRE4 is a precision timer IC in a TSSOP-8 package. TSSOP stands for Thin Shrink Small Outline Package, which is a type of surface mount device. It features a small footprint, making it suitable for compact electronic designs.

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