Description

The 68K Ohm 1/2W 5% Through Hole Resistor is a widely used electronic component ideal for a variety of applications, such as voltage division, current limiting, and signal processing. With a resistance value of 68K ohms (68,000 ohms), a power rating of 1/2 watt (0.5W), and a 5% tolerance, this resistor is perfect for moderate power circuits. Its through-hole mounting design ensures secure installation on printed circuit boards (PCBs), making it suitable for both prototype and production purposes.

Key Specifications:

• Resistance: 68K ohms (68,000 ohms)

  • The 68K ohm resistor is ideal for circuits that require higher resistance to limit current or scale down voltage levels. It is commonly used in voltage divider circuits, filtering, and signal conditioning applications.

• Power Rating: 1/2 watt (0.5W)

  • With a 1/2 watt power rating, this resistor can safely dissipate up to 0.5 watts of electrical power without overheating, making it suitable for low-to-medium power applications.

• Tolerance: ±5%

  • The 5% tolerance means the actual resistance value may vary by 5% from the nominal value. For the 68K ohm resistor, the actual resistance can range from 64,600 ohms to 71,400 ohms.

• Mounting Type: Through-hole

  • The through-hole mounting design allows the resistor's leads to be inserted through holes in the PCB and soldered, ensuring a stable and reliable electrical connection. This mounting type is widely used in both prototyping and mass production environments.

Applications:

• Current Limiting:
  The 68K ohm resistor is frequently used in current-limiting applications to prevent excessive current from flowing through sensitive components like LEDs, transistors, or microcontrollers.

• Voltage Regulation:
  It is often employed in voltage regulation circuits, where it helps maintain stable voltage levels, ensuring the reliable operation of components in a circuit.

• Voltage Divider Circuits:
  The 68K ohm resistor is ideal for use in voltage divider circuits, where it helps scale down higher voltages to safe levels suitable for sensors, analog-to-digital converters (ADC), or other measurement systems.

• Signal Processing and Filtering:
  This resistor is commonly used in signal processing and filtering applications, helping to stabilize and filter signals in systems such as audio amplifiers, RF circuits, and noise reduction systems.

Physical Characteristics:

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

• Construction:
  The resistor features a cylindrical body with metal leads extending from both ends. These leads are inserted through holes in the PCB and soldered, ensuring a stable and reliable connection.

Summary:
The 68K Ohm 1/2W 5% Through Hole Resistor is a dependable and versatile component suitable for a wide range of electronic circuits. With its 68K ohm resistance, 1/2 watt power rating, and 5% tolerance, this resistor is perfect for moderate power applications. 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 and reliable performance in various electronic applications.