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Specifications
Type:
High Voltage Glass Glaze Resistor
Resistance:
4.02MΩ
Power(Watts):
250mW
Temperature Coefficient:
±200ppm/℃
Tolerance:
±1%
Operating Temperature:
-65℃~+175℃
Mfr. Part #:
RT 1/4W 4M02 F T/B
Package:
Through Hole,D2.4xL6.4mm
Key Attributes
Model Number:
RT 1/4W 4M02 F T/B
Product Description
Metal Glaze High Voltage Resistors
Metal Glaze High Voltage Resistors are designed for a wide range of applications in consumer electronics, computers, telecommunications, and control instruments. They offer reliable performance with features such as RoHS & Halogen Free compliance.
Product Attributes
- Type: RT
- Certifications: RoHS & Halogen Free Compliant, UL 1676 approval (for RT 1/2W, RT 1W, RT 2W series, 960K ~12M)
- Coating: Light blue flameproof paint (1W, 2W type); Light green epoxy paint (1/4W, 1/2W type)
- Material: Ceramic Rod made of imported Forsterite
Technical Specifications
| Type | Rated Wattage | Nominal Resistance Range | Max. Permissible Voltage (DC) | Max. Permissible Voltage (RMS) | Dimension (D 1) | Dimension (L 1) | Dimension (d 0.1) | Operating Temperature Range |
|---|---|---|---|---|---|---|---|---|
| RT 1/4W | 1/4W | 47K 33M | 1600V | 1150V | 2.4 0.5 mm | 6.4 mm | 0.6 mm | -65175 |
| RT 1/2W | 1/2W | 47K 33M | 3500V | 2500V | 3.5 mm | 9 mm | 0.65 mm | -65175 |
| RT 1W | 1W | 47K 33M | 5000V | 3500V | 4.5 mm | 11 mm | 0.8 mm | -65175 |
| RT 2W | 2W | 47K 33M | 10000V | 7000V | 5 mm | 15 mm | 0.8 mm | -65175 |
Electrical Performance
| Parameter | Specification |
|---|---|
| Resistance Temperature Coefficient | 200ppm/ |
| Temperature Cycle Resistance Change | 0.5% |
| Short Time Over Load Resistance Change | 1% |
| Insulation Resistance | > 1000M (at DC 100V) |
| Voltage Withstanding | AC 350V for 1 minute (no physical damage) |
| Load Life Resistance Change | 3% (1000 hours at 70) |
| Moisture-proof Load Life Resistance Change | 3% (500 hours at 40, 90-95% RH) |
| Solder-ability | > 95% lead coverage with solder (2355 for 2 seconds) |
| Resistance to Soldering Heat Resistance Change | 1% (2705 for 101 sec or 35010 for 3.50.5 sec) |
| Nonflammability (1W, 2W only) | No flame when applied 16x rated wattage for 5 min |
| Pulse Loading Capability | IEC 60065 chapter 14.2a; 50 discharges from a 1 nF capacitor charged to Vmax; 12 discharges/minute (drift R/R2%) |
Mechanical Performance
| Parameter | Specification |
|---|---|
| Terminal Tensile | 2.5kg static load for 10 sec (1/2W: 1kg) without looseness/fall |
| Twist Withstand | 360 clockwise & counterclockwise rotation (2 times) without break/looseness |
Dimensions for MG and F Forms
| Form | Type | D 1 (mm) | L 1 (mm) | P (mm) | H 1 (mm) | h 1 (mm) | A 0.1 (mm) | B 0.05 (mm) | C 0.2 (mm) | Applicable |
|---|---|---|---|---|---|---|---|---|---|---|
| MG Form | 1/2W | 3.5 | 9 | 151.5 | 71 | 4.5 | 0.23 | 0.8 | 1.2 | N/A |
| 1W | 4.5 | 11 | 151.5 | 71 | 4.5 | 0.25 | 1 | 1.4 | N/A | |
| 2W | 5 | 15 | 202 | 102 | 4.5 | 0.25 | 1 | 1.4 | N/A | |
| F Form | 1/2W | 3.5 | 9 | N/A | N/A | N/A | 3.5 | N/A | N/A | F1~F4 |
| 1W | 4.5 | 11 | N/A | N/A | N/A | 3.5 | N/A | N/A | F1~F4 | |
| 2W | 5 | 15 | N/A | N/A | N/A | 3.5 | N/A | N/A | F1~F4 |
Taping Specifications
| Type | Package | A (mm) | B (mm) | C (mm) | D Max (mm) | E Max (mm) |
|---|---|---|---|---|---|---|
| 1/4W | T26 | 26 +1 -0 | 50.5 | 6 | 0.6 | 1.2 |
| 1/4W | T/B | 521 | 50.5 | 6 | 0.6 | 1.2 |
| 1/2W | T/B | 521 | 5 0.5 | 6 | 0.6 | 1.2 |
| 1W | T/B | 631 | 5 0.5 | 6 | 0.6 | 1.2 |
| 2W | T/B | 631 | 10 1 | 6 | 0.6 | 1.2 |
| 2W | T76, R76 | 761.5 | 10 1 | 6 | 0.6 | 1.2 |
Tape in Box Quantities
| Type | Package | QTY PER BOX | a (mm) | b (mm) | c (mm) |
|---|---|---|---|---|---|
| 1/4W | T26 | 4,000 | 50 | 90 | 255 |
| 1/4W | T/B | 5,000 | 75 | 100 | 255 |
| 1/2W | T/B | 1,000 | 75 | 55 | 255 |
| 1W | T/B | 1,000 | 85 | 105 | 260 |
| 2W | T/B | 1,000 | 85 | 105 | 260 |
| 2W | T76 | 1,000 | 106 | 110 | 265 |
Tape & Reel Quantities
| Type | Package | QTY PER REEL | A (mm) | B (mm) | C (mm) | D (mm) | E (mm) | F (mm) |
|---|---|---|---|---|---|---|---|---|
| 1/4W | T/R | 5,000 | 285 | 310 | 75 | 80 | 295 | 295 |
| 1/2W | T/R | 5,000 | 305 | 330 | 75 | 90 | 310 | 310 |
| 1W | T/R | 2,000 | 285 | 310 | 75 | 80 | 295 | 295 |
| 2W | T/R | 1,000 | 285 | 310 | 75 | 80 | 295 | 295 |
| 2W | R76 | 1,000 | 285 | 310 | 90 | 105 | 295 | 295 |
2410121455_TyoHM-RT-1-4W-4M02-F-T-B_C5200507.pdf
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