Metal Plate Cement Resistor (MPH Series)

FEATURES :

   
Compact type with safety design of non-flammability and    
insulation    
Low resistance and resilient to surge current    
Non- inductance    
Resistance value range is 0.1£[ ~ 33£[.    

 

CHARACTERISTICS¡G
ITEM
SPEC
REMARKS

Load life under high temperature

 

¡Ó5%

Rated voltage at 70¢J for 1,000 hours

 

Load life under high humidity

 

¡Ó5%

Rated voltage at 40¢J,95% RH for 1,000 hours

 

Temp. coeff. of resistance

 

¡Ó350 ppm/¢J

Room temp. + 100¢J

 

Short time overload

 

¡Ó2%

6.25 times the rated power for 5 seconds

 

Dielectric withstanding voltage

 

--------

500 volt 1 min

 

Pulse withstanding voltage

 

¡Ó20%

¡½The following discharge cycle is repeated in the circuit of the left fig.
2.5 sec. ON 2.5 sec. OFF10,000 cycles.
With following DC pulse test voltage.


¡½ Pulse voltage¡G10KV

Insulation resistance

 

>10M£[

500 volt Insulation test

 

 

Derating Curve¡G

For resistors operated in ambient
temperature over 40¢J,power rating
must be derated in accordance with
the curve left.

 

DIMENSIONS¡G

Model

Power

Rating

(W)

Resistance

Range

(£[)

Tolerance

Maximum

Working

Voltage

Maximum

Overload

Voltage

Dimension (mm)
A B C d £p
MPH 04
4 0.1 ~ 33

J ¡Ó5%

K ¡Ó10%

21¡Ó1.0 15¡Ó1.0 2.0¡Ó0.5 0.6¡Ó0.05

 

 

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