Description

The 82K Ohm 1/2W 5% Through Hole Resistor is an essential electronic component used in a variety of applications, including voltage dividers, current limiting, and signal processing. With a resistance of 82K ohms (82,000 ohms), a power rating of 1/2 watt (0.5W), and a 5% tolerance, this resistor is well-suited for moderate power circuits. The through-hole mounting design ensures a secure connection in printed circuit boards (PCBs), making it ideal for both prototyping and mass production.

Key Specifications:

• Resistance: 82K ohms (82,000 ohms)

  • The 82K ohm resistor is commonly used to limit current, scale down voltage, or provide biasing in electronic circuits. It is often found in voltage divider circuits, filtering applications, and signal conditioning.

• Power Rating: 1/2 watt (0.5W)

  • This resistor can dissipate up to 0.5 watts of electrical power without overheating, making it suitable for low-to-medium power applications.

• Tolerance: ±5%

  • With a 5% tolerance, the actual resistance can vary by 5% from the nominal value. For the 82K ohm resistor, the actual resistance could range from 77,900 ohms to 86,100 ohms.

• Mounting Type: Through-hole

  • The through-hole mounting design features metal leads that are inserted through holes in the PCB, making a secure electrical connection through soldering. This mounting type is typically used for both prototype and production-grade circuits.

Applications:

• Current Limiting:
  The 82K ohm resistor is frequently used in current-limiting applications to protect sensitive components such as LEDs, transistors, and microcontrollers by restricting the flow of current.

• Voltage Regulation:
  It is used in voltage regulation circuits to help stabilize voltage levels and ensure the safe operation of electronic components by limiting fluctuations in voltage.

• Voltage Divider Circuits:
  The 82K ohm resistor is ideal for use in voltage divider circuits, which scale down higher voltages to safe levels for sensors, analog-to-digital converters (ADC), or other measurement systems.

• Signal Processing and Filtering:
  The 82K ohm resistor is used in various signal processing and filtering applications, such as audio amplifiers, radio frequency (RF) circuits, and noise reduction systems, to help filter and stabilize signals.

Physical Characteristics:

• Size:
  The 1/2 watt resistor typically measures around 1/4 inch (6.35 mm) in length and 1/8 inch (3.18 mm) in diameter, although exact dimensions may vary depending on the manufacturer.

• Construction:
  The resistor has a cylindrical body with metal leads extending from both ends. These leads pass through holes in the PCB, where they are soldered to create a stable electrical connection.

Summary:
The 82K Ohm 1/2W 5% Through Hole Resistor is a reliable and versatile component used in a wide range of electronic applications. With a resistance of 82K ohms, a 1/2 watt power rating, and a 5% tolerance, this resistor is perfect for moderate power circuits. The through-hole mounting design ensures easy and secure integration into PCBs, making it ideal for both prototyping and production. Whether used in current-limiting, voltage regulation, voltage division, or signal processing, this resistor provides consistent performance and reliability across various electronic systems.