820KΩ 1/4W resistor

An 820KΩ (820,000 ohms) 1/4 watt resistor is used in electronic circuits to provide a high resistance of 820 kilohms and handle power dissipation of up to 0.25 watts. It is commonly used for precision applications, pull-up/pull-down configurations, and as part of signal conditioning circuits.

Key Features:

• Resistance: 820KΩ
• Power Rating: 1/4W (0.25 watts)
• Tolerance: ±5% (commonly), with ±1% available for precision applications
• Temperature Coefficient: Typically ±100ppm/°C or ±200ppm/°C

Technical Specifications:

• Resistance: 820KΩ
• Power Rating: 1/4W (0.25 watts)
• Tolerance: ±5% (J), ±1% (F), depending on the type
• Temperature Coefficient: ±100ppm/°C or ±200ppm/°C
• Operating Temperature Range: -55°C to +155°C
• Body Size: Typically through-hole with axial leads (1/4W size)
• Material: Carbon film, metal film, or metal oxide, depending on the resistor type

Applications:

• Precision Circuits: Used in circuits requiring accurate resistance values.
• Pull-up/Pull-down Resistors: Ensures correct logic levels in digital circuits.
• Signal Conditioning: Used in high-impedance applications and filtering circuits.
• Biasing: Provides specific voltage or current levels in electronic components.

Usage:

1. Placement: Insert the resistor into the designated position on the circuit board.
2. Insertion: Feed the leads through the board holes or slots.
3. Soldering: Solder the leads and trim any excess for a secure connection.
4. Verification: Use a multimeter to check that the resistor’s value matches the specified resistance.

Caution:

• Power Dissipation: Do not exceed the 0.25-watt power rating to avoid overheating.
• Voltage Rating: Ensure the resistor’s voltage rating is suitable for your circuit.
• Handling: Handle carefully to avoid damage during installation and soldering.