Rotary Potentiometers/EVLHFA
Japan
Compact Thumb-wheel Driving
Rotary Potentiometers
Type:
EVLHFA
■ Features
● Dustproof molded structure
● Wave-soldering available
● Custom-designed thumb wheels available
■ Recommended Applications
● Radios, Headphone Cassette Tape Players,
Micro-cassette Tape Recorders
● LCD screen TVs, VCRs
● Contrast control for LCDs
■ Explanation of Part Numbers
1
2
3
4
5
6
E
V
L
H
F
A
Product Code
7
Specifications
8
9
10
Wheel Shape
11
12
Taper & Resistance
■ Specifications
Mechanical
Rotation Angle
Rotation Torque
Shaft Stopper Strength
Detent
260 °
0.5 mN·m to 6 mN·m
60 mN·m min.
Center detent available
1 k to 250 k (Tolerance ±30 %)
1 k to 500 k (B) (Tolerance ±30 %)
Nominal Total Resistance
Measuring
method
EIAJ
Taper
15A
1B
15C
10A
Voltage between T1 & T2
100(%) At 50 % of effective rotation
Voltage between T1 & T3
Panasonic
A
B
C
D
Electrical
EVLHFA
10 to 25
40 to 60
10 to 25
6 to 15
✽
✽Angle from terminal 3 side.
Voltage between T2 & T3
100 (%)
Voltage between T1 & T3
(
Power Rating
0.03 W (Taper B), 0.01 W (Others)
Taper & Terminal
Residual Resistance
Noise Level
Endurance
Operating Life
Minimum Quantity/Packing Unit
Quantity/Carton
)
R=Nominal
Total Resistance
R < 50 k
50 k < R < 250 k
250 k < R <500 k
A·B·D : T1 & T2
B·C : T2 & T3
A·D : T2 & T3
C : T1 & T2
2
25 100 25 50 100 100 mV max.
10000 cycles min.
100 pcs. Polyethylene Bag (Bulk)
4000 pcs.
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.
Dec. 2005
Rotary Potentiometers/EVLHFA
■ Dimensions in mm (not to scale)
● 7 mm Dia. Single
Pre-coupled wheel ..................................................................................................................................................EVLHFA
No. 1
6 ˚±1 ˚
4.0±0.3
0
1.5 -0.1
0.6
C0.4
f12.8±0.2
5.1 3.7 max.
3.0
3.0 1.5
JPN
6.0±0.5
6.0
Dia. of a hollow 9 max.
Illustration at center position
7.6±0.2
2-1.3 +0.1
0
9.8
Mounting surface
Part No.
Midpoint Detent
EVLHFAA01
—
EVLHFAA02
—
EVLHFAA03
—
EVLHFKA01
with
EVLHFKA02
with
EVLHFKA03
with
1.5±0.3
Wheel color
Black
White
Gray
Black
White
Gray
#2
#3
#1 0.8±0.1
5.0±0.3
(10.0)
0
11.0 -0.5
0
2.6 -0.3
#2
A
4-f0.8
Resistance/Date code
#1
#3
+0.1
0
1.0
2-f1.0+0.1
0
#2
6.0±0.1
teeth
0.2±0.160
serrations
1.2±0.1
0.2±0.1
0.5±0.1
5.0±0.1
Recommended PWB piercing plan
View from mounting side
PWB thickness
1.2±0.1
1.0±0.1
Wheel dia. f12.8 mm
A
10.3±0.1
0
10.2 –0.1
No. 2
4.7±0.3
1.0
Illustration at center position
1.5
3
10
2 1 0
f13.0±0.2
f12 .0
f9.0±0.1
3
9 8 7
6 5 4
3.0
0.6
C0.4
JPN
6.0
45 Teeth Serrations
7.6±0.2
0
11.0 -0.5
Wheel color
Part No.
Midpoint Detent
EVLHFAA06
Black
—
EVLHFKA06
Black
with
Wheel dia. f13.0 mm
Mounting surtface
2-f1.0 +0.1
0
A
1.0
+0.1
0
4-f0.8
Resistanc e/Date code
#1
#3
#2
6.0±0.1
2-1.3 +0.1
0
5.0±0.3
(10.0)
0
2.6-0.3
#3
#1 0.8±0.1
1.5±0.3
#2
#2
3.7 max.
1.2
1.2±0.1
Helvetica Regular
0.1 to 0.25
Relief Numbers
5.1
6.0±0.5
˚
10-26
5.0±0.1
Recommended PWB piecing plan
View from mounting side
PWB thickness
1.2±0.1
1.0±0.1
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.
A
10.3±0.1
0
10.2 –0.1
Nov. 2005
Rotary Potentiometers/EVLHFA
Pre-coupled wheel .......................................................................................................................................................EVLHFA
No. 3
4.0±0.3
Resistance/Date code
1.5±0.1
f16.0±0.2
3.0
0.6
1.2±0.1
5.1
JPN
6.0±0.5
3.0 1.5
3.7 max.
C0.4
50 teeth
Serrations
6.0
4-f0.8
7.6±0.2
Mounting surface
A
#2
#3
#2
2-f1.0 +0.1
0
6.0±0.1
0
1.5±0.3
#3
#1 2-0.8±0.1
5.0±0.3
(10.0)
0
11.0 –0.5
#1
1.0 +0.1
0
2-1.3+0.1
0
2.6 –0.3
#2
5.0±0.1
Wheel color
Part No.
Midpoint Detent
EVLHFAA05
Black
—
EVLHFKA05
Black
with
Recommended PWB piercing plan
View from mounting side
PWB thickness
1.2±0.1
1.0±0.1
Wheel dia. f16.0 mm
A
10.3±0.1
0
10.2 –0.1
Post-coupled wheel .....................................................................................................................................................EVLHFA
1.2±0.1
3.0
JPN
6.0±0.5
5.1
+0.15
f8.00 –0.10
f4.0
1.5
2.5
f7.0
3.7 max.
3-2.05±0.10
3.9±0.2 4.0±0.3
1.5±0.1
0.6
C0.3 max.
C0.2
C0.4
3.0
No. 4
f12.0
6.0
4-f0.8
Resistance/Date code
Illustration at center position
7.6±0.2
2-1.3+0.1
A
#2
0
2.6 –0.3
#2
#1
0.8±0.1
5.0±0.3
(10.0)
0
11.0 –0.5
#1
+0.1
0
5.0±0.1
Recommended PWB piercing plan
View from mounting side
PWB thickness
1.2±0.1
1.0±0.1
Wheel color
Part No.
Midpoint Detent
EVLHFAA08
Black
—
EVLHFKA08
Black
with
In-line terminal type is also available.
(EVLHCAA09)
(EVLHCKA09) with midpoint detent
f15.0±0.1
5.1 3.7 max.
f5.0
3f1
3.45±0.30
6.5±0.4
1.5
1.2±0.2
0
3.0
7.5±0.4
0.6
2.5 max.
Mounting surface
3-1.0–0.1
A
10.3±0.1
0
10.2 –0.1
7.5±0.1
No. 5
#3
#2
2-f1.0 +0.1
0
1.5±0.3
#3
1.0
6.0±0.1
Mounting surface
.4
±0
.1
6.5±0.1
Recommended PWB piercing plan
View from mounting side
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.
Nov. 2005