RI81 high voltage glass enamel resistor
1. Purpose:
Good temperature stability, strong power load, high reliability; used for miniaturized high voltage electronic circuits.
2. Packaging form:
gray and blue insulation paint coating.
3. External size:

| specified power dissipation W | maximum dimensions | Ø d±0.05 mm | lmm | |
| D mm | L mm | |||
| 0.25 | 2.5 | 7.0 | 0. 6 | 28±2 |
| 0.5 | 3.9 | 10.5 | 0.6 | |
| 1.0 | 6.8 | 18.0 | 0. 7 | |
4. Main technical indicators:
| 70℃ down rated dissipation W | temperature coefficient T.C.R 10-6/℃ | Resistance range Ω |
Resistance tolerance deviation
| limit voltage (d.c.or.a.c.rms)DC/AC V | Insulation voltage (d.c.or.a.c.peak)V |
| 0.25 | ±200 | 100K-10M | ±5% | 1600/1150 | 500 |
| 0.5 | 1K-33M | 3500/2500 | 650 | ||
| 1.0 | 100k-100M | 10000/7000 | 700 |