Active Member
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[China]
Address: NO.27,Jinlanling Street,Taigongling Village Dongguan 523829,Guangdong,China
Contact name:Eric
Aolittel Technology Co.,Ltd |
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Ultra Precision Metal Film Fixed Resistor 1550 Normal Size 2W Small size 3WS 220 Ohm ±1% Blue T52 T73 Taping Form
Application
Telecommunication
Medical Equipment
Features
Excellent overall stability.
Very tight tolerance down to ±0.05%.
Extremely low TCR down to ±5 PPM/°C.
High power rating up to 3 Watts.
Excellent ohmic contact.
Description
Metal film leaded precision resistor , excellent stability and tight tolerance , extremely low TCR , high power is available for telecommunication and medical equipment.
Construction
NO | Item | Material |
| 1 | Ceramic core | High alumina ceramic is used. |
| 2 | Resistor element | The resistors element shall consist of metal film. |
| 3 | Terminal | Tinned iron cap. |
| 4 | Connection | The lead wire, which is plated with solder, shall be mounted to the caps by welding process. |
| 5 | Lead wire | Soldered or tinned annealed wire. |
| 6 | Undercoat painting | Electric insulation resin. |
| 7 | Finishing painting | Epoxy resin is used. |
| 8 | Indication | Color code. |
Electrical Ratings
Type
| Rated power
| Maximum working voltage | Maximum overload voltage | Dielectric withstanding voltage | Resistance Range(Ω) | |
| Normal size | MF1/8W | 0.125W | 200V | 400V | 300V | 1Ω~1MΩ |
| MF1/4W | 0.25W | 250V | 500V | 500V | 1Ω~10MΩ | |
| MF1/2W | 0.5W | 350V | 700V | 700V | 1Ω~10MΩ | |
| MF1W | 1W | 500V | 800V | 900V | 1Ω~10MΩ | |
| MF2W | 2W | 500V | 1000V | 1000V | 1Ω~10MΩ | |
| MF3W | 3W | 500V | 1000V | 1000V | 1Ω~10MΩ | |
| MF5W | 5W | 500V | 1000V | 1000V | 1Ω~10MΩ | |
| Small size | MF1/4WS | 0.25W | 250V | 400V | 300V | 1Ω~10MΩ |
| MF1/2WS | 0.5W | 350V | 700V | 500V | 1Ω~10MΩ | |
| MF1WS | 1W | 350V | 800V | 700V | 1Ω~10MΩ | |
| MF2WS | 2W | 500V | 1000V | 1000V | 1Ω~10MΩ | |
| MF3WS | 3W | 500V | 1000V | 1000V | 1Ω~10MΩ | |
| MF5WS | 5W | 500V | 1000V | 1000V | 1Ω~10MΩ | |
Resistor Body Color
| Normal size | Small size | ||
| Type | Color | Type | Color |
MF1/8W,MF1/4W, MF1/2W,MF1W, MF2W,MF3W, MF5W | Sky blue | MF1/4WS ,MF1WS, MF2WS,MF3WS, 5WS | Sky blue |
External Dimensions (mm)
1) P Type
| Type | Dimensions | |||||
Normal Size | Small Size | I | L | ψD | ψd | H |
| MF1/8W | MF1/4WS | 60 | 3.2±0.5 | 1.8±0.5 | 0.43±0.05 | 28.0±2.0 |
| MF1/4W | MF1/2WS | 60 | 6.5±0.5 | 2.3±0.5 | 0.45±0.05 | 28.0±2.0 |
| MF1/2W | MF1WS | 60 | 9.0±0.5 | 3.2±0.5 | 0.50±0.05 | 28.0±2.0 |
| MF1W | MF2WS | 60 | 11.5±1.0 | 4.5±0.5 | 0.7 0±0.05 | 25.0±2.0 |
| 81 | 11.5±1.0 | 4.5±0.5 | 0.7 0±0.05 | 35.0±2.0 | ||
| 94 | 11.5±1.0 | 4.5±0.5 | 0.7 0±0.05 | 42.0±2.0 | ||
| MF2W | MF3WS | 60 | 15.0±1.0 | 5.0±0.5 | 0.70±0.05 | 23.0±2.0 |
| 70 | 15.0±1.0 | 5.0±0.5 | 0.70±0.05 | 28.0±2.0 | ||
| 81 | 15.0±1.0 | 5.0±0.5 | 0.70±0.05 | 33.0±2.0 | ||
| 94 | 15.0±1.0 | 5.0±0.5 | 0.70±0.05 | 40.0±2.0 | ||
| MF3W | MF5WS | 94 | 17.5±1.0 | 6.0±0.5 | 0.70±0.05 | 38.0±2.0 |
| MF5W | 94 | 24.5±1.0 | 8.0±0.5 | 0.70±0.05 | 35.0±2.0 | |
2)Axial Lead Taping-Txx Type
| Type | Taping | Dimensions | ||||||||||
Normal Size | Small Size | L | W | P | L1-L2 Max. | T | Z Max. | R Max. | t Max. | e Max. | S Max. | |
| MF1/8W | MF1/4WS | T26 | 3.0±0.5 | 26＋１－０ | 5±0.5 | 0.5 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 |
| T52 | 3.0±0.5 | 52±1.0 | 5±0.5 | 1.0 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 | ||
| MF1/4W | MF1/2WS | T26 | 6.0±0.5 | 26＋１－０ | 5±0.5 | 0.5 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 |
| T52 | 6.0±0.5 | 52±1.0 | 5±0.5 | 1.0 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 | ||
| MF1/2W | MF1WS | T52 | 9.0±1.0 | 52±1.0 | 5±0.5 | 1.0 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 |
| MF1W | MF2WS | T52 | 11.0±1.0 | 52±1.0 | 5±0.5 | 1.0 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 |
| T73 | 11.0±1.0 | 73±1.0 | 5±0.5 | 1.0 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 | ||
| MF2W | MF3WS | T52 | 15.0±1.0 | 52±1.0 | 10±0.5 | 1.0 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 |
| T73 | 15.0±1.0 | 73±1.0 | 10±0.5 | 1.0 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 | ||
| T84 | 15.0±1.0 | 84±1.0 | 10±0.5 | 1.0 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 | ||
| MF3W | MF5WS | T84 | 17.5±1.5 | 84±1.0 | 10±0.5 | 1.0 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 |
| MF5W | T84 | 24.5±1.5 | 84±1.0 | 10±0.5 | 1.0 | 6±0.5 | 1.2 | 0 | 3.0 | 0.6 | 0.5 | |
3) MB Type Metal Film Resistor
Watts | Dimensions (mm) | |||||||
| D | L | P±1.0 | H1±1.0 | H2±0.5 | d±0.05 | t±0.15 | qMax | |
| 1/2w,1ws | 3.2±0.5 | 9.5±0.5 | 12.5/15 | 10.5 | 4.5 | 0.50 | 1.2 | 3 |
| 1w,2ws | 4.5±1.0 | 11.5±1.0 | 15 | 10.5 | 4.5 | 0.70 | 1.25 | 3 |
| 2w,3ws | 5.0±1.0 | 15.5±1.0 | 20 | 10.5 | 4.5 | 0.70 | 1.25 | 3 |
| 3W5WS | 6.0±1.0 | 17.5±1.0 | 25 | 10.5 | 4.5 | 0.70 | 1.25 | 3 |
| 5W | 8.0±1.0 | 24.5±1.0 | 30 | 10.5 | 4.5 | 0.70 | 1.25 | 3 |
4)M Type Metal Fixed Film Resistor
Watts | Dimensions (mm) | |||
| ΦD | L | P±1.0 | H±1.0 | |
| 1/8w,1/6w | 1.8±0.3 | 3.2±0.5 | 6 | 8 |
| 1/4w,1/2ws | 2.3±0.5 | 6.5±0.5 | 10 | 8 |
| 1/2w,1ws | 3.5±0.5 | 9.5±0.5 | 12.5/15 | 10 |
| 1w,2ws | 4.5±1.0 | 11.5±1.0 | 15 | 10 |
| 2w,3ws | 5.0±1.0 | 15.5±1.0 | 20 | 10 |
| 3w | 6.0±1.0 | 17.5±1.0 | 25 | 10 |
| 5w | 8.0±1.0 | 24.5±1.0 | 30 | 10 |
5)MK Type Film Fixed Resistor
Watts | Dimensions (mm) | ||||
| D | L | P±1.0 | H±1.0 | H1±1.0 | |
| 1/2w,1ws | 3.2±0.5 | 9.5±0.5 | 12.5 | 10 | 4.5 |
| 1w,2ws | 4.5±1.0 | 11.5±1.0 | 15 | 10 | 4.5 |
| 2w,3ws | 5.0±1.0 | 15.5±1.0 | 20 | 10 | 4.5 |
| 3W5WS | 6.0±1.0 | 17.5±1.0 | 25 | 10 | 4.5 |
6) F Type Fixed Resistor
| Watts | Dimensions (mm) | ||||
| ΦD | L | P±2.0 | E Max | H±1.0 | |
| 1/2w,1ws | 3.2±0.5 | 9.5±0.5 | 6 | 3.5 | 5-8 |
| 1w,2ws | 4.5±1.0 | 11.5±1.0 | 8 | 3.5 | 5-8 |
| 2w,3ws | 5.0±1.0 | 15.5±1.0 | 8 | 3.5 | 5-8 |
| 3w | 6.0±1.0 | 17.5±1.0 | 8 | 3.5 | 5-8 |
7) FK2 Type Film Resistor
Watts | Dimensions (mm) | ||||
| ΦD | L | P±2.0 | E Max | H±1.0 | |
| 1/2w,1ws | 3.2±0.5 | 9.5±0.5 | 6 | 3.5 | 5-8 |
| 1w,2ws | 4.5±1.0 | 11.5±1.0 | 8 | 3.5 | 5-8 |
| 2w,3ws | 5.0±1.0 | 15.5±1.0 | 8 | 3.5 | 5-8 |
| 3w | 6.0±1.0 | 17.5±1.0 | 8 | 3.5 | 5-8 |
8) FKK Type Precesion Metal Film Resistor
Watts | Dimensions(mm) | |||||
| ΦD | L | P±1.0 | E Max | H1±1.0 | H2±1.0 | |
| 1/2w,1ws | 3.2±0.5 | 9.5±0.5 | 5-7 | 3.5 | 8 | 4.5 |
| 1w,2ws | 4.5±1.0 | 11.5±1.0 | 5-9 | 3.5 | 8 | 4.5 |
| 2w,3ws | 5.0±1.0 | 15.5±1.0 | 5-9 | 3.5 | 8 | 4.5 |
| 3w | 6.0±1.0 | 17.5±1.0 | 5-10 | 3.5 | 8 | 4.5 |
Package
-- Tape
| Type | Form | Quantity | Dimensions (mm) | |||
Normal Size | Small Size | L | W | H | ||
| MF1/8W | MF1/4WS | T26 | 5000 PCS | 260 | 50 | 67 |
| T52 | 5000 PCS | 260 | 80 | 72 | ||
| MF1/4W | MF1/2WS | T26 | 5000 PCS | 260 | 50 | 100 |
| T52 | 5000 PCS | 260 | 80 | 100 | ||
| MF1/2W | MF1WS | T52 | 2000 PCS | 260 | 80 | 85 |
| MF1W | MF2WS | T52 | 1000 PCS | 260 | 80 | 85 |
| T73 | 1000 PCS | 260 | 95 | 92 | ||
| MF2W | MF3WS | T52 | 1000 PCS | 260 | 80 | 100 |
| T73 | 1000 PCS | 260 | 95 | 92 | ||
| MF3W | MF5WS | T84 | 500PCS | 260 | 110 | 75 |
| MF5W | T84 | 250PCS | 260 | 110 | 75 | |
-- Bulk
| Type | Form | Quantity | Dimensions (mm) | |||
Normal Size | Small Size | L | W | H | ||
| MF1/8W | MF1/4WS | P | 10000 PCS | 240 | 140 | 76 |
| Moulding | 10000 PCS | 240 | 140 | 76 | ||
| MF1/4W | MF1/2WS | P | 10000 PCS | 240 | 140 | 76 |
| Moulding | 10000 PCS | 240 | 140 | 76 | ||
| MF1/2W | MF1WS | P | 5000 PCS | 240 | 140 | 76 |
| Moulding | 5000 PCS | 240 | 140 | 76 | ||
| MF1W | MF2WS | P | 2000 PCS | 240 | 140 | 76 |
| Moulding | 2000 PCS | 240 | 140 | 76 | ||
| MF2W | MF3WS | P | 2000 PCS | 240 | 140 | 76 |
| Moulding | 2000 PCS | 240 | 140 | 76 | ||
| MF3W | MF5WS | P | 100PCS | 240 | 140 | 76 |
| Moulding | 250PCS | 240 | 140 | 76 | ||
| MF5W | P | 50PCS | 240 | 140 | 76 | |
| Moulding | 50PCS | 240 | 140 | 76 | ||
Manufacturing Machines
