SMD Resistor 30Kohm (303) (0805) (10pcs)

SMD Resistor 30Kohm (303) (0805) (10pcs)

SKU: woo-15247

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Description

🔩 SMD Resistor – 30kΩ (303), 0805 Package

(Standard Thick Film Chip Resistor – 10 pcs pack)


📌 General Description

This is a surface-mount resistor with a resistance of 30kΩ, coded as 303 (which stands for 30 × 10³ = 30,000Ω), in the 0805 footprint. It's typically used in signal conditioning, voltage dividers, pull-up/down configurations, and general-purpose electronics.


⚙️ Key Specifications

Specification Value
Resistance 30kΩ (30,000 ohms)
Resistance Code 303
Package Size 0805 (2.0mm × 1.25mm)
Tolerance ±1% (default), ±5% (some types)
Power Rating 1/8W (125mW) typical
Temperature Coefficient ±100ppm/°C to ±200ppm/°C
Operating Temperature -55°C to +155°C
Material Thick film (most common)
Mounting Type Surface Mount (SMD)
RoHS Compliant Yes

📦 Physical Dimensions – 0805

Dimension Size (mm)
Length 2.0 mm
Width 1.25 mm
Height ~0.55 mm

🧪 Typical Applications

  • Voltage dividers
  • Biasing and feedback networks
  • Microcontroller I/O pull-ups/pull-downs
  • Signal filtering with capacitors
  • LED current limiting (low-power LEDs)

Advantages

  • Compact footprint (good for dense PCBs)
  • Precise resistance for signal processing
  • Reliable and low-cost
  • Standard code marking makes ID easy (303 = 30k)

⚠️ Design Tip

  • Keep total power dissipation under 125mW for 0805.
  • For high-accuracy applications, check tolerance and temperature coefficient.
  • Always double-check resistor codes — "303" is 30kΩ, not 3kΩ or 300Ω 😉