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Specifications
Type:
-
Resistance:
3.3MΩ
Voltage-Supply(Max):
500V
Power(Watts):
250mW
Temperature Coefficient:
±250ppm/℃
Tolerance:
±5%
Operating Temperature:
-55℃~+155℃
Mfr. Part #:
RI40-1/4W-3.3MΩ ±5% T
Package:
Through Hole,D2.3xL6.5mm
Key Attributes
Model Number:
RI40-1/4W-3.3MΩ ±5% T
Product Description
Product Overview
High Voltage Metal Glaze Resistors designed for applications requiring environmental compliance with RoHS standards. These resistors offer stable performance across various operating conditions and are constructed with high-quality materials for reliability.
Product Attributes
- Product Name: Metal Glaze (High Voltage) Resistor
- Version: B/2
- Enactment Date: 20170610 / JUN 30, 2017
- Material (Core): High alumina ceramic
- Material (Resistor Element): High alumina ceramic
- Material (Terminal): Tinned iron cap
- Material (Lead Wire): Soldered or tinned annealed wire
- Finishing Painting: Silicon resin (UL-94V-0 Nonflammable specification)
- Body Color: Gray
- Indication: Color code
Technical Specifications
| Type | Rated Power | Nominal Resistance Value | Resistance Tolerance | Max Working Voltage | Max Overload Voltage | Dielectric Withstanding Voltage | Operating Temperature Range |
| 1/4W | 0.25W | 100K~39M | 5% (J), 2% (G), 1% (F) | 500V | 700V | N/A | -55+155 |
| 1/2W | 0.5W | 100K~39M | 5% (J), 2% (G), 1% (F) | 700V | 1000V | 350V | -55+155 |
| 1W | 1W | 100K~39M | 5% (J), 2% (G), 1% (F) | 1000V | 1400V | 500V | -55+155 |
| 2W | 2W | 100K~39M | 5% (J), 2% (G), 1% (F) | 1000V | 1400V | 500V | -55+155 |
| Item | Specification Value | Test Method (Conform to JIS C 5202) |
| Temperature Coefficient | 250PPM/ | Comply with 5.2 |
| Short Time Overload | Within (1%+0.05). No evidence of mechanical damage. | Comply with 5.5 (Rated voltage2.5 times, 5s) |
| Insulation Resistance | 104M or more. | Comply with 5.6 (DC 500V for 60 seconds) |
| Solderability | Covered with new solder by 95% at least. | Comply with 6.5 (Solder temp: 2555, Dipping time: 31.0 s) |
| Dielectric Withstanding Voltage | No evidence of flashover, arcing or insulation breakdown. | Comply with 5.7 (AC potential as specified in Table-1 for 60 seconds) |
| Pulse Overload | Within (3%+0.05) | Comply with 5.8 (Rated voltage X 4 times, 10000 cycles) |
| Terminal Strength | No evidence of mechanical damage. | Comply with 6.1 (Tensile and Torsional strength) |
| Resistance to Soldering Heat | Within (1%+0.05). No evidence of mechanical damage. | Comply with 6.4 (35010, 31 s) |
| Resistance to Solvent | No deterioration of protective coating and markings. | Comply with 6.9 (Immersed in isopropanol for 3 minutes with ultrasonic) |
| Temperature Cycle | Within (1%+0.05). No evidence of mechanical damage. | Comply with 7.4 (5 cycles: -55/30min to +80/30min) |
| Load Life in Humidity | Within (5%+0.1) | Comply with 7.9 (402, 90-95%RH, 1000h, Rated voltage intermittent) |
| Load Life | Within (5%+0.1) | Comply with 7.10 (703, 1000h, Rated voltage intermittent) |
| Surge Withstanding Voltage | No flashover or insulation damage. | Add to suitable voltage 2.5s ON, 2.5s OFF, for 10 times. |
2410121633_CCO-Chian-Chia-Elec-RI40-1-4W-3-3MR--5--T_C136556.pdf
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