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Specifications
Type:
Metal Film Resistor
Resistance:
330Ω
Voltage-Supply(Max):
250V
Power(Watts):
250mW
Temperature Coefficient:
±100ppm/℃
Tolerance:
±1%
Operating Temperature:
-55℃~+155℃
Mfr. Part #:
MF1/4W-330Ω±1% T
Package:
Through Hole,D2.3xL6.5mm
Key Attributes
Model Number:
MF1/4W-330Ω±1% T
Product Description
Metal Film Fixed Resistor
This specification covers Metal Film Fixed Resistors manufactured by CHIAN CHIA ELECTRONIC(HU BEI)CO.,LTD, adhering to RoHS environmental substance requirements. These resistors are designed for general-purpose applications and are distinguished by their type, rated power, nominal resistance value, tolerance, and form.
Product Attributes
- Brand: CHIAN CHIA ELECTRONIC
- Manufacturer: CHIAN CHIA ELECTRONIC(HU BEI)CO.,LTD
- Origin: Shenzhen, Hubei Province, China
- Material: Metal film resistor element, high alumina ceramic core, tinned iron caps, epoxy resin finishing paint.
- Body Color: Sky blue (for both Normal and Small sizes)
- Certifications: RoHS compliant
Technical Specifications
| Type | Rated Power (W) | Nominal Resistance Range () | Resistance Tolerance | Max. Working Voltage (V) | Max. Overload Voltage (V) | Dielectric Withstanding Voltage (V) | Operating Temperature Range () |
|---|---|---|---|---|---|---|---|
| MF1/8W (Normal) | 0.125 | 1 ~1M | J (5%), G (2%), F (1%), D (0.5%) | 150 | 300 | 300 | -55+155 |
| MF1/4W (Normal) | 0.25 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 250 | 500 | 350 | -55+155 |
| MF1/2W (Normal) | 0.5 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 300 | 700 | 400 | -55+155 |
| MF1W (Normal) | 1 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 350 | 800 | 450 | -55+155 |
| MF2W (Normal) | 2 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 500 | 800 | 450 | -55+155 |
| MF3W (Normal) | 3 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 500 | 800 | 500 | -55+155 |
| MF5W (Normal) | 5 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 500 | 1000 | 500 | -55+155 |
| MF1/4WS (Small) | 0.25 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 150 | 300 | 300 | -55+155 |
| MF1/2WS (Small) | 0.5 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 250 | 700 | 350 | -55+155 |
| MF1WS (Small) | 1 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 300 | 800 | 400 | -55+155 |
| MF2WS (Small) | 2 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 350 | 800 | 450 | -55+155 |
| MF3WS (Small) | 3 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 500 | 1000 | 450 | -55+155 |
| MF5WS (Small) | 5 | 1 ~10M | J (5%), G (2%), F (1%), D (0.5%) | 500 | 1000 | 500 | -55+155 |
Characteristics
| Item | Performance Specification | Test Method (JIS C 5202) |
|---|---|---|
| Temperature Coefficient | Within 100PPM/ | Comply with 5.2 |
| Short Time Overload | Within (0.5%+0.05). No mechanical damage. | Comply with 5.5 (Rated voltage2.5 times, 5s) |
| Insulation Resistance | 104M or more. | Comply with 5.6 (DC 500V for 60s) |
| Dielectric Withstanding Voltage | No flashover, arcing, or insulation breakdown. | Comply with 5.7 (AC potential respectively for 60s) |
| Terminal Strength | No breakage or looseness. | Comply with 6.1 (Tensile and Torsion strength) |
| Resistance to Soldering Heat | Within (0.5%+0.05). No mechanical damage. | Comply with 6.4 (35010, 31.0s) |
| Solderability | Covered with new solder by 95% at least. | Comply with 6.5 (Solder temp: 2555, Dipping time: 31.0s) |
| Resistance to Solvent | No deterioration of protective coating and markings. | Comply with 6.9 (Alcohol solvent, ultrasonic bath for 3 min) |
| Temperature Cycle | Within (1%+0.05). No mechanical damage. | Comply with 7.4 (5 cycles: -55/30min, +80/30min) |
| Load Life in Humidity | Within (2%+0.05). | Comply with 7.9 (402, 90-95%RH, 1000h) |
| Load Life | Within (2%+0.05). | Comply with 7.10 (703, 1000h) |
Indication (Color Code)
| Color | 1st Figure | 2nd Figure | 3rd Figure (Multiplier) | Tolerance |
|---|---|---|---|---|
| Black | 0 | 0 | 10^0 (1) | - |
| Brown | 1 | 1 | 10^1 (10) | 1% (F) |
| Red | 2 | 2 | 10^2 (100) | 2% (G) |
| Orange | 3 | 3 | 10^3 (1k) | - |
| Yellow | 4 | 4 | 10^4 (10k) | - |
| Green | 5 | 5 | 10^5 (100k) | - |
| Blue | 6 | 6 | 10^6 (1M) | - |
| Violet | 7 | 7 | 10^7 (10M) | - |
| Gray | 8 | 8 | 10^8 (100M) | - |
| White | 9 | 9 | 10^9 (1G) | - |
| Gold | - | - | 10^-1 (0.1) | 5% (J) |
| Silver | - | - | 10^-2 (0.01) | 10% |
External Dimensions (P Type)
| Type | L (mm) | D (mm) | d0.05 (mm) | H (mm) | I2.0 (mm) |
|---|---|---|---|---|---|
| MF1/8W / MF1/4WS | 60 | 3.2 | 1.80.5 | 0.40 | 27 |
| MF1/4W / MF1/2WS | 60 | 6.5 | 2.30.5 | 0.43 | 26 |
| MF1/2W / MF1WS | 60 | 9.0 | 3.20.5 | 0.50 | 26 |
| MF1W / MF2WS | 60 | 11.5 | 4.51.0 | 0.68 | 25 |
| MF2W / MF3WS | 60 | 15.5 | 5.01.0 | 0.68 | 23 |
| MF3W / MF5WS | 94 | 17.5 | 6.01.0 | 0.68 | 38 |
| MF5W | 94 | 24.5 | 8.01.0 | 0.68 | 35 |
2410121228_CCO-Chian-Chia-Elec-MF1-4W-330R-1--T_C119313.pdf
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