398

Knob

Operating

Metal

Shaft

Insulated

Shaft

Slide

Potentiometers

Rotary

Potentiometers

Soldering Conditions

Soldering Conditions

1. Recommended reflow conditions

2 min. max.

4 min. max.

40s max.

Preheat temperature : 150ûC.

Maximum temperature : 250ûC max.

Room temperature

200ûC

Temperature

3s max.

1. When using an infrared reflow oven, solder may sometimes not be applied. Be sure to use a hot air reflow oven or a

type that uses infrared rays in combination with hot air.

2. The temperatures given above are the maximum temperatures at the terminals of the potentiometer when

employing a hot air reflow method. The temperature of the PC board and the surface temperature of the

potentiometer may vary greatly depending on the PC board material, its size and thickness. Ensure that the surface

temperature of the potentiometer does not rise to 250˚C or greater.

3. Conditions vary to some extent depending on the type of reflow bath used. Be sure to give due consideration to this

prior to use.

Notes

2. Cleaning

Cleaning should not be attempted.

3. Type of solder to be used

Use cream solder that contains 10 - 15 %wt flux.

4. Soldering

Mounting plate should also be soldered.

Knob Operating Type Potentiometer