Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.

Should a safety concern arise regarding this product, please be sure to contact us immediately.

Rotary Potentiometers/EVJC/EVJY

100

80

60

40

33

20

020

40

60 70

Power Derating Curve

Ambient Temperature(

°C)

Classification

Item

Applications

12 mm square Two-in-One

Mechanical

Specifications

Rotation Angle

300 °

Rotation Torque

2 mN·m to 20 mN·m

Shaft Stopper Strength

0.5 N·m min.

Shaft Pull/Push Strength

80 N min.

Shaft Inclination

(Measured at the top of the shaft)

0.35 mm max.

Bushing-Nut Tightening Torque

1 N·m max.

Electrical

Specifications

Nominal Total Resistance

5 k

to 500 k

(Tolerance ±20 %)

Taper

A, B, C, D, G, BH

Power Rating

0.05 W (0 °C to 50 °C)

For potentiometers operating in ambient

temperatures above 50 °C, Rating

should be derated in accordance with

the figure on the right.

Residual Resistance

Maximum Attenuation

(for volume control,

taper A, B, D)

Nominal total resistance

Max. Attenuation

Insertion loss

5 k

< R < 10 k

–65 dB max.

0.1 dB max.

10 k

< R < 50 k

–72 dB max.

50 k

< R < 100 k

–82 dB max.

100 k

< R

–92 dB max.

Tracking

For volume control within

±3 dB at –40 to 0 dB

For Tone control within

±3 dB at midpoint

Insulation Resistance

100 M

min. at 250 Vdc

Dielectric Withstand Voltage

300 Vac for 1 minute

Noise Level

47 mV max.

Apply 20 V (When Voltage Rating < 20 V, use the rated voltage.)

Rotate shaft at 30 r/min.

Endurance

Operating Life

✽115000 cycles min.

Minimum Quantity/Packing Unit

✽2

80 pcs. (Tray Pack)

L

<20.0 mm

60 pcs. (Tray Pack)

L>20.0 mm

Packing Unit

✽2

800 pcs.

L

<20.0 mm

600 pcs.

L>20.0 mm

✽1 : No direct current should be applied.

✽2 : With bushing : L=L+7.5 mm

Type

For general purpose (tone)

For volume control

Taper &

Terminal

Nominal

Total

Resistance

A, B, D, G

1 to 2

B, C, G

2 to 3

A, D

2 to 3

C

1 to 2

A, B, D

1 to 2

A, B, D

2 to 3

C

1 to 2

C

2 to 3

5 k < R

< 50 k

25

max.

25

max.

15

max.

25

max.

20

max.

50 k < R

< 250 k

25

max.

50

max.

15

max.

50

max.

20

max.

250 k < R

< 500 k

100

max.

100

max.

50

max.

100

max.

50

max.

Dec. 2005