Metal Oxide 5W 5% 750V Cylindrical Resistor 25 Ohm Wire Wound Resistor MOF

Brand Name:AMPFORT
Certification:UL ROHS REACH
Model Number:MOF
Minimum Order Quantity:10000 Pieces
Delivery Time:7-10 Workdays
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Location: Dongguan Guangdong China
Address: No.1, Yixiang ,Liwu Industrial Park,Liwuyuan Village,Xihu District, Shilong Town,Dongguan 523325,Guangdong ,China
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Nonflammable Cylindrical Fixed Metal Oxide Film Resistor MOF 0.25W 0.5W 1W 2W 3W 5W


The difference between metal oxide film resistors and carbon film resistors


One is reducing, the other is oxidizing.The surface color of oxide film resistors is mostly gray, with rough surface, rarely blue or beige. Carbon film resistors are mostly blue in appearance. Beige, seldom gray.Metal oxide film resistance, low temperature coefficient, low current noise, moisture resistance, anti-oxidation, strong overload capacity, long-term stable work, wide operating temperature range, and metal oxide film resistance can be formed as required.These Metal Oxide Resistors offer excellent performance in applications where stability and uniformity of
characteristics are desired. They provide lower cost alternatives to Carbon Composition Resistors and General Purpose Metal Films. Metal Oxide also can replace many low power General Purpose Wire wound applications, saving both money and time, with shorter delivery cycles.


Features Of The Fixed Metal Oxide Film Resistor MOF


● Miniaturized 50 % smaller compared to existing models

● Non-fl ammable

● High Reliability

● Automatic Insertion

● Reference Standards IEC 60115-2, IEC 60115-4, JIS C 5201-4, EIAJ RC-2138

● RoHS compliant

● High power-to-size ratio for significant space savings.
● Excellent long-term stability.
● Complete flameproof construction.
● High surge/overload capability.
● Wide resistance range : 1Ω ~ 180K Ω.
● Standard tolerance : ±5% ,± 2%,±1%


Rated power Of The Fixed Metal Oxide Film Resistor MOF


Rated power is maximum power which can be continuously loaded at specified ambient temperature
70℃,as below table

Type


Rated power


Maximum working

voltage

Maximum overload

voltage

Dielectric withstanding

voltage

Resistance

Range(Ω)

Normal sizeMOF1/4W0.25W250V500V500V0.1Ω~100KΩ
MOF1/2W0.5W350V700V700V0.1Ω~100KΩ
MOF1W1W500V800V900V0.1Ω~100KΩ
MOF2W2W500V1000V1000V0.1Ω~100KΩ
MOF3W3W500V1000V1000V0.1Ω~100KΩ
MOF5W5W500V1000V1000V0.1Ω~100KΩ
Small sizeMOF1/2WS0.5W350V700V500V0.1Ω~100KΩ
MOF1WS1W350V800V700V0.1Ω~100KΩ
MOF2WS2W500V1000V1000V0.1Ω~100KΩ
MOF3WS3W500V1000V1000V0.1Ω~100KΩ
MOF5WS5W500V1000V1000V0.1Ω~100KΩ

Structure diagram Of The Fixed Metal Oxide Film Resistor MOF


The construction of resistor (MOF series) shall be as follows:


NO

Item

Material

1

Ceramic core

High alumina ceramic is used.

2

Resistor element

The resistor element shall consist of metal oxide 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

Finishing painting

Silicon resin is used. Accord with UL-94V-0 Nonflammable specification.

7

Indication

Color code.


Resistor body color Of The Fixed Metal Oxide Film Resistor MOF


Normal sizeSmall size
TypeColorTypeColor

MOF1/4W,MOF1/2W,

MOF1W,MOF2W,

MOF3W,MOF5W

Gray

MOF1/2WS,MOF1WS,

MOF2WS,MOF3WS,

MOF5WS

Pink


Size Of The Fixed Metal Oxide Film Resistor MOF (mm)


P Type

TypeDimensions

Normal Size

Small Size

ILψDψdH
MOF1/4WMOF1/2WS606.5±0.52.3±0.50.45±0.0528.0±2.0
MOF1/2WMOF1WS609.0±0.53.2±0.50.50±0.0528.0±2.0
MOF1WMOF2WS6011.5±1.04.5±0.50.7 0±0.0525.0±2.0
8111.5±1.04.5±0.50.7 0±0.0535.0±2.0
9411.5±1.04.5±0.50.7 0±0.0542.0±2.0
MOF2WMOF3WS6015.0±1.05.0±0.50.70±0.0523.0±2.0
7015.0±1.05.0±0.50.70±0.0528±2.0
8115.0±1.05.0±0.50.70±0.0533.0±2.0
9415.0±1.05.0±0.50.70±0.0540.0±2.0
MOF3WMOF5WS8117.5±1.06.0±0.50.70±0.0538.0±2.0
MOF5W9424.5±1.08.0±0.50.70±0.0535.0±2.0

Axial Lead Taping (Txx Type) Of The Fixed Metal Oxide Film Resistor MOF


Type

Taping

Dimensions

Normal Size

Small Size

LWP

L1-L2

Max.

T

Z

Max.

R

Max.

t

Max.

e

Max.

S

Max.

MOF1/4WMOF1/2WST266.0±0.526+1-05±0.50.56±0.51.203.00.60.5
T526.0±0.552±1.05±0.51.06±0.51.203.00.60.5
MOF1/2WMOF1WST529.0±1.052±1.05±0.51.06±0.51.203.00.60.5
MOF1WMOF2WST5211.0±1.052±1.05±0.51.06±0.51.203.00.60.5
T7311.0±1.073±1.05±0.51.06±0.51.203.00.60.5
MOF2WMOF3WST5215.0±1.052±1.010±0.51.06±0.51.203.00.60.5
T7315.0±1.073±1.010±0.51.06±0.51.203.00.60.5
T8415.0±1.084±1.010±0.51.06±0.51.203.00.60.5
MOF3WMOF5WST8417.5±1.584±1.010±0.51.06±0.51.203.00.60.5
MOF5WT8424.5±1.584±1.010±0.51.06±0.51.203.00.60.5

FK2 Type


Watts

Dimensions (mm)
ΦDLP±2.0E MaxH±1.0
1/2w,1ws3.2±0.59.5±0.563.55-8
1w,2ws4.5±1.011.5±1.083.55-8
2w,3ws5.0±1.015.5±1.083.55-8
3w6.0±1.017.5±1.083.55-8

Package Of The Fixed Metal Oxide Film Resistor MOF


Tape in box Bulk (Ammo Bulk)

Type

Form

Quantity

Dimensions (mm)

Normal Size

Small Size

LWH
MOF1/4WMOF1/2WSP10000 PCS24014076
Moulding10000 PCS24014076
MOF1/2WMOF1WSP5000 PCS24014076
Moulding5000 PCS24014076
MOF1WMOF2WSP2000 PCS24014076
Moulding2000 PCS24014076
MOF2WMOF3WSP2000 PCS24014076
Moulding2000 PCS24014076
MOF3WMOF5WSP100PCS24014076
Moulding250PCS24014076
MOF5WP50PCS24014076
Moulding50PCS24014076

China Metal Oxide 5W 5%  750V Cylindrical Resistor 25 Ohm Wire Wound Resistor MOF supplier

Metal Oxide 5W 5% 750V Cylindrical Resistor 25 Ohm Wire Wound Resistor MOF

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