The document provides specifications for low resistance value chip resistors, including dimensions, power derating curve, rated power, rated continuous working voltage, resistance range, and recommended circuit board.
This datasheet describes the ERJM1W 10 low resistance value chip resistor, covering its physical dimensions, protective coating, resistive element and terminal construction. It lists the power rating (1.0 W at 70 °C) with a derating curve, resistance tolerance codes (F ±1 %, J ±5 %) and the standard resistance value ranges for the WT and WS types.
Additional sections detail electrical and mechanical performance, environmental testing, handling precautions, storage recommendations, regulatory compliance, reflow soldering profile, taping specifications and packaging information. The document is intended for designers of general electronic equipment such as AV products, household appliances and office equipment.
| Power Rating | 1.0 W (70 °C) |
|---|---|
| Resistance Tolerance | F ±1 %, J ±5 % |
| Operating Temperature Range | -55 °C to +170 °C |
| Solderability | minimum 95 % coverage |
| Quantity per Reel | 3000 pcs |
The resistor is rated for 1.0 W at an ambient temperature of 70 °C, with power derating applied above that temperature.
The F code provides a tolerance of ±1 % and the J code provides a tolerance of ±5 %.
The resistor can operate from –55 °C up to +170 °C.