CFCs, Halon, Carbon tetrachloride and designated bromic flame
retardant PBBOs and PBBs are not used in our products.
s
PART NUMBER DESIGNATION
S T - 4 2 T A 2 0 0
Ω
( 2 0 1 )
Series name
Resistance code
Form of slot
Blank : –
2:
+
Resistance value
Form of packaging
T : Taping (Reel)
M : Magzine (Stick)
Blank : Bulk in vinyl bags
Product shape (Shape of terminal)
A, G : J-hook
B, D, H : Gull wing
C, F : Through hole pins
❈
Please refer to the LIST OF PART NUMBERS when placing orders.
s
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
SURFACE MOUNT
TYPE TRIMMERS
COPAL ELECTRONICS
ST-4
SURFACE MOUNT TYPE TRIMMERS
SURFACE MOUNT
TYPE TRIMMERS
s
LIST OF PART NUMBERS
Adjustment
position
Shape
of terminal
Form of packaging
Taping (reel)
Bulk packaging
Magazine
(Stick)
<Nominal resistance values>
A
10
Ω
A
20
Ω
10 kΩ
20 kΩ
50
Ω
50 kΩ
100
Ω
100 kΩ
200
Ω
200 kΩ
500
Ω
500 kΩ
1 kΩ
1 MΩ
2 kΩ
2 MΩ
5 kΩ
A (
J-hook
)
Top
adjustment
ST-4TA
ST-4TB
ST-4TD
ST-4TG
ST-4TH
500 pcs./reel
ST-4A
ST-4B
ST-4C
ST-4D
ST-4F
ST-4G
ST-4H
100 pcs./pack
ST-4MA
ST-4MB
ST-4MC
Fig. 1
: Not manufactured
❈
The above part numbers are all available with the respective combination of
<Nominal resistance values> (Fig. 1).
❈
Verify the above part numbers when placing orders.
❈
Taping and magazine versions must be purchased in reel units.
❈
Cross slot available : ST-42
¤¤
B (
Gull wing
)
C
(
Through
hole pins
)
)
Rear
adjustment
Side
adjustment
D (
Gull wing
)
F
(
Through
hole pins
G (
J-hook
)
H (
Gull wing
)
Pieces in package
50pcs./stick
A
: Semi-standard
s
ELECTRICAL CHARACTERISTICS
Nominal resistance range
Total resistance tolerance
Power ratings
Resistance law
Maximum input voltage
Maximum wiper current
Effective electrical angle
End resistance
C.R.V.
Operating temp. range
Temp. coefficient
Insulation resistance
Dielectric strength
Net weight
10
Ω
~ 2 MΩ
±
20 %
0.25 W (70 °C) 0 W (125 °C)
s
MECHANICAL CHARACTERISTICS
Mechanical angle
Operating torque
Stop strength
Rotational life
240° (1 turn)
10 mN·m {102 gf·cm} maximum
30 mN·m {306 gf·cm} minimum
_
100 cycles [
∆
R/R
≤
±
(2
Ω
+ 3 %)]
5 N {0.51 kgf}
minimum
235 °C, 2 s
5 N {0.51 kgf} 10 s
Width 90 mm, bend 3 mm,
5 s, 1 time
5 N {0.51 kgf} 10 s
Linear law
DC200 V or power rating, whichever is smaller
100 mA or power rating, whichever is smaller
210° (1 turn)
Thrust to rotor
Solderability
Shear (Adhesion)
Substrate bending
Pull-off strength
1 % or 2
Ω
, whichever is greater
1 % or 3
Ω
, whichever is greater
−55
~ +125 °C
10
Ω
~ 50
Ω
:
±
250 ppm/°C maximum
100
Ω
~ 2 MΩ :
±
100 ppm/°C maximum
1000 MΩ minimum (DC500 V)
AC500 V, 60 s
Approx. 0.12 g (ST-4A, B, C, D, F)
Approx. 0.22 g (ST-4G, H)
Test item
Thermal shock
Humidity
Shock
Vibration
Load life
Low temp. operation
High temp. exposure
Immersion seal
Soldering heat
{ } : Reference only
s
ENVIRONMENTAL CHARACTERISTICS
Test conditions
−65
~ + 125 °C
(0.5 h), 5 cycles
−10
~ + 65 °C (80 ~ 98 %RH),
10 cycles, 240 h
981 m/s
2
, 6 ms
6 directions for 3 times each
Amplitude of 1.52 mm or Acceleration
of 196 m/s
2
, 10~2000 Hz, 3 directions,
12 times each
70 °C, 0.25 W
1000 h
−55
°C, 2 h
125 °C, 250 h
85 °C, 60 s
260 °C, 10 s or
215 °C, 35 s
Specifications
_
[
∆
R/R
≤
2 %]
_
[S.S.
≤
1 %]
_
[
∆
R/R
≤
2 %]
_
[
∆
R/R
≤
1 %]
_
[S.S.
≤
1 %]
_
[
∆
R/R
≤
3 %]
_
[S.S.
≤
1 %]
_
[
∆
R/R
≤
2 %]
_
[S.S.
≤
2 %]
_
[
∆
R/R
≤
3 %]
_
[S.S.
≤
2 %]
No leaks
(No continuous bubbles)
_
[
∆
R/R
≤
1 %]
∆
R/R : Change in total resistance
S.S. : Setting stability
s
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
COPAL ELECTRONICS
SURFACE MOUNT TYPE TRIMMERS
ST-4
s
MAXIMUM INPUT RATINGS
Nominal resistance values
(Ω)
Resistance code
100
200
500
101
201
501
102
202
502
103
203
503
104
204
504
105
205
Maximum input voltage
(V)
1.00
2.00
3.53
5.00
7.07
11.2
15.8
22.4
35.4
50.0
70.7
112
158
200
200
200
200
Maximum wiper current
(mA)
A
A
10
20
50
100
200
500
1k
2k
5k
10 k
20 k
50 k
100 k
200 k
500 k
1M
2M
100
100
70.7
50.0
35.4
22.4
15.8
11.2
7.07
5.00
3.54
2.24
1.58
1.00
0.40
0.20
0.10
A
: Semi-standard
s
RECOMMENDED P.C.B. PAD OUTLINE DIMENSIONS
(Unit: mm)
2
2
2
1.6
2.35
1.6
1.6
2.35
1.6
1.6
2.35
1.6
q
ST-4G
0.8
2
q
ST-4H
0.8
2
2
0
0
2.5
0.3
3.3
0.3
1.6
1.6
2.35
1.6
1.6
2.35
Note) The zero point is the center of mounting.
s
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
2.8
1.5
5.6
2
4
0
0
2
0
1.5
q
ST-4A
2
q
ST-4B
2
2
q
ST-4D
SURFACE MOUNT
TYPE TRIMMERS
COPAL ELECTRONICS
ST-4
SURFACE MOUNT TYPE TRIMMERS
SURFACE MOUNT
TYPE TRIMMERS
s
OUTLINE DIMENSIONS
q
ST-4A
Top adjustment
2
0.6 W
×
2.3 L
×
0.5 D
Resistance code &
Production date code
Unless otherwise specified, tolerance :
±
0.3
(Unit: mm)
1
2
3
CW rotation
❈
Note the terminal position.
1.2
5.2
– 00.5
4.5
3
5
1
2.3
t = 0.15
Solder-plated
2 – 0.8
2.35
0.35 min.
q
ST-4B
Top adjustment
2
0.6 W
×
2.3 L
×
0.5 D
Resistance code &
Production date code
1.2
4.5
6.2
3
5
1
t = 0.15
Solder-plated
0.35 min.
2 – 0.8
2.35
2.3
q
ST-4C
Top adjustment
2
0.6 W
×
2.3 L
×
0.5 D
Resistance code &
Production date code
3 – 0.6
4.5
3
5
1
t = 0.15
2.3
Solder-plated
4±1
2.54
q
ST-4G
Side adjustment
5
0.6 W
×
2.3 L
×
0.5 D
Resistance code &
Production date code
2.35
4.5
3
1.45
2 – 0.8
1
0
5.7
+ 0.4
3.1
(2.1)
t = 0.15
Solder-plated
s
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
0.95
1.2
5
2
3
COPAL ELECTRONICS
SURFACE MOUNT TYPE TRIMMERS
ST-4
s
OUTLINE DIMENSIONS
q
ST-4H
Side adjustment
0.6 W
×
2.3 L
×
0.5 D
5
Resistance code &
Production date code
Unless otherwise specified, tolerance :
±
0.3
(Unit: mm)
1
2
3
CW rotation
2.35
4.5
2 – 0.8
3
❈
Note the terminal position.
1
0
5.7
+ 0.4
3.1
6.1
t = 0.15
Solder-plated
2
1.2
q
ST-4D
Rear adjustment
2
0.6 W
×
2.3 L
×
0.5 D
0.5
Resistance code &
Production date code
<Semi-standard products>
1.2
4.5
0.5
7.2
2 – 0.8
2.3
2.8
t = 0.15
Solder-plated
3
5
1
2.35
q
ST-4F
Rear adjustment
2
0.6 W
×
2.3 L
×
0.5 D
Resistance code &
Production date code
<Semi-standard products>
3 – 0.6
3
5
1
2.5±0.5
2.3
t = 0.15
Solder-plated
2.54
q
CROSS SLOT DIMENSION
0.6 W
×
2.3 L
×
0.5 D
Cross slot
screwdriver 0 bit: 0.8 D
s
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
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