SMD Chip Resistor 0603 100.9 kΩ 0.1W ±5% –55…155°C

SMD chip resistor 0603 100.9 kΩ 0.1W ±5% –55…155°C is a surface-mount passive component designed for compact PCB assemblies and general-purpose electronic circuits. The resistor provides a nominal resistance of 100.9 kiloohms in the 0603 (1608 metric) package, with a rated power dissipation of 0.1 W and a tolerance of ±5%. Its specified operating temperature range from –55°C to 155°C ensures stable performance in a wide range of environmental conditions suitable for signal conditioning, biasing and pull-up/pull-down networks.

Advantages

The 0603 SMD form factor offers a small footprint that helps save board area and enables higher-density designs. With 100.9 kΩ nominal resistance and ±5% tolerance it is suitable for applications where approximate high resistance values are required without tight precision. The 0.1 W power rating and a wide temperature range provide reliable operation in typical low-power electronic assemblies. As a standard passive component for surface-mount technology, it is compatible with common pick-and-place and reflow soldering processes.

Suitable for

• Signal conditioning circuits and input impedance networks
• Biasing, pull-up and pull-down resistor networks
• General-purpose low-power PCB assemblies with limited space
• Prototyping and production surface-mount projects

Key specifications

• Package size: 0603 (1608 metric)
• Nominal resistance: 100.9 kΩ
• Power rating: 0.1 W
• Tolerance: ±5%
• Operating temperature range: −55°C to 155°C
• Mounting type: Surface-mount (SMT)

How to use

Handle the resistor using standard SMT component handling procedures and place it on the PCB according to the layout footprint for 0603 components. Use solder paste and reflow soldering profiles compatible with common SMD resistors; avoid excessive preheating or peak temperatures beyond the component’s rated thermal limits. For design, account for the ±5% tolerance in resistor networks or measurement circuits and consider derating the power in continuous high-temperature operation to maintain long-term reliability.

Usage recommendations

Verify pad dimensions and solder paste volume appropriate for 0603 resistors to ensure good solder joints. When using multiple resistors in high-value networks, consider trimming or calibration in the circuit to compensate for tolerance spread. Store components in a dry environment to prevent oxidation of terminations prior to assembly.