SM-31TW502 Copal Electronics Inc, SM-31TW502 Datasheet - Page 2

• Manufacturer Part Number: SM-31TW502
• Description: POT 5.0K OHM 3MM CERMET TOP SMD
• Manufacturer: Copal Electronics Inc
• Series: SM3r

Specifications of SM-31TW502

• Resistance (ohms): 5K
• Power (watts): 0.125W, 1/8W
• Taper: Linear
• Tolerance: ±20%
• Temperature Coefficient: ±100ppm/°C
• Number Of Turns: 5
• Adjustment Type: Top Adjustment
• Mounting Type: Surface Mount
• Resistive Material: Cermet
• Package / Case: Square - 0.154" L x 0.126" W x 0.154" H (3.90mm x 3.20mm x 3.90mm)
• Resistance In Ohms: 5.00K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: SM-31TW502TR

<Reflow profile for soldering heat evaluation>
Top adjustment
Pieces in package
Nominal resistance range
Resistance tolerance
Power ratings
Resistance law
Maximum input voltage
Maximum wiper current
Effective electrical turn
End resistance
C.R.V.
Operating temp. range
Temp. coefficient
Insulation resistance
Dielectric strength
Net weight
Adjustment
position
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
LIST OF PART NUMBERS
ELECTRICAL CHARACTERISTICS
250
200
150
100
( C)
50
Shape of terminal
W (J-hook)
180 C
150 C
Pre Heating Zone
Reflow : two times maximum
DC200 V or power rating, whichever is smaller
Peak : 250
Heating time
100 mA or power rating, whichever is smaller
Over 230 C
90 30 s
1 % or 3 , whichever is greater
3 % or 3 , whichever is greater
500 pcs./reel
0.125 W (70 °C) 0 W (150 °C)
100 M minimum (DC500 V)
Taping (reel)
SM-3TW
30 10 s
100 10
+5
0
Form of packaging
Approx. 0.10 g
AC600 V, 60 s
Linear law (B)
50
C
65 ~ 150 °C
11 turns
Soldering Zone
-6
/°C maximum
20 %
~ 2 M
50 pcs./pack
Vinyl bag
SM-3W
<Nominal resistance values>
Operating torque
Mechanical stop
Rotational life
Thrust to shaft
Solderability
Shear (Adhesion)
Substrate bending
Pull-off strength
Thermal shock
Humidity
Shock
Vibration
Load life
Low temp. operation
High temp. exposure
Immersion seal
Soldering heat
20 k
50
: The above part numbers are all available with the respective combination of
: Verify the above part numbers when placing orders.
: Taping specification is not sold separately and must be purchased in reel units.
<Nominal resistance values> (Fig. 1).
Test item
MECHANICAL CHARACTERISTICS
ENVIRONMENTAL CHARACTERISTICS
100
50 k
100 k
200
SURFACE MOUNT TRIMMERS
10 ~ 2000 Hz, 3 directions, 12 times each
Reflow : Peak temperature 255 °C
(Please refer to the profile below.)
Manual soldering : 350 10 °C, 3 ~ 4 s
10 ~ 65 °C (Relative humidity 80 ~ 98 %),
6 directions for 3 times each
65 ~ 150 °C (0.5 h), 5 cycles
200 k
500
70 °C, 0.125 W, 1000 h
COPAL ELECTRONICS
Amplitude 1.52 mm or
Acceleration 196 m/s
Test conditions
981 m/s
10 cycles, 240 h
150 °C, 250 h
500 k
85 °C, 60 s
1 k
65 °C, 2 h
Width 90 mm, bend 3 mm, 5 s, 1 time
200 cycles [ R/R ≦ (2
2
, 6 ms
1 M
2 k
5 mN·m {51 gf·cm} maximum
5 N {0.51 kgf} minimum
2
245 3 °C, 2 ~ 3 s
5 N {0.51 kgf} 10 s
5 N {0.51 kgf} 10 s
,
2 M
S.S. : Setting stability
5 k
Clutch action
R/R : Change in total resistance
10 k
No leaks (No continuous bubbles)
[ R/R ≦ 2 %]
[ R/R ≦ 3 %]
[ R/R ≦ 1 %]
[ R/R ≦ 3 %]
[ R/R ≦ 2 %]
[ R/R ≦ 3 %]
[ R/R ≦ 1 %]
Specifications
{ } : Reference only
[S.S. ≦ 2 %]
[S.S. ≦ 1 %]
[S.S. ≦ 2 %]
[S.S. ≦ 2 %]
[S.S. ≦ 2 %]
Fig. 1
SM-3
3 %)]
2004
Oct,