SM-3TW101 Copal Electronics Inc, SM-3TW101 Datasheet - Page 2

• Manufacturer Part Number: SM-3TW101
• Description: POT 100 OHM 3MM CERMET TOP SMD
• Manufacturer: Copal Electronics Inc
• Series: SM3r

Specifications of SM-3TW101

• Resistance (ohms): 100
• Power (watts): 0.125W, 1/8W
• Taper: Linear
• Tolerance: ±20%
• Temperature Coefficient: ±100ppm/°C
• Number Of Turns: 11
• 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: 100
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: SM-3TW101TR; SM3TW101

■
■
Reflow profile for soldering heat evaluation
■ Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
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
Electrical turns
LIST OF PART NUMBERS
ELECTRICAL CHARACTERISTICS
250
200
150
100
( C)
11
50
5
180 C
150 C
Side adjustment
Side adjustment
Top adjustment
Top adjustment
Adjustment
position
Pre Heating Zone
Peak : 250
DC200 V or power rating, whichever is smaller
Heating time
Reflow : two times maximum
100 mA or power rating, whichever is smaller
Over 230 C
11 turns (SM-3) / 5 turns (SM-31)
90 30 s
1 % or 3 , whichever is greater
3 % or 3 , whichever is greater
Shape of terminal
W
W
0.125 W (70 °C) 0 W (150 °C)
100 M minimum (DC500 V)
A
B
A
B
30 10 s
100 10
(Gull wing)
(Gull wing)
(J-hook)
(J-hook)
(J-hook)
(J-hook)
+5
0
Approx. 0.10 g
AC600 V, 60 s
50
C
Linear law
65 ~ 150 °C
Soldering Zone
-6
/°C maximum
20 %
~ 2 M
500 pcs./reel
Taping (reel)
SM-31TW
SM-31TA
SM-31TB
SM-3TW
SM-3TA
SM-3TB
Form of packaging
〉
50 pcs./pack
Plastic bag
SM-31W
SM-31A
SM-31B
SM-3W
SM-3A
SM-3B
■
■
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
Test item
MECHANICAL CHARACTERISTICS
ENVIRONMENTAL CHARACTERISTICS
※ The above part numbers are all available with the respective combination
※ Verify the above part numbers when placing orders.
※ Taping specification is not sold separately and must be purchased in reel units.
〈
of <Nominal resistance values> (Fig. 1).
20 k
Nominal resistance values
50
SURFACE MOUNT TRIMMERS
Reflow : Peak temperature 255 °C
(Please refer to the profile below.)
Manual soldering：350 10 °C, 3 ~ 4 s
100
10 ~ 2000 Hz, 3 directions, 12 times each
50 k
6 directions for 3 times each
65 ~ 150 °C (0.5 h), 5 cycles
70 °C, 0.125 W, 1000 h
10 ~ 65 °C (80 ~ 98 %),
Amplitude 1.52 mm or
Acceleration 196 m/s
COPAL ELECTRONICS
100 k
200
Test conditions
981 m/s
10 cycles, 240 h
150 °C, 250 h
85 °C, 60 s
65 °C, 2 h
200 k
500
Width 90 mm, bend 3 mm, 5 s, 1 time
200 cycles [ Δ R/R ≦
2
, 6 ms
5 mN·m {51 gf·cm} maximum
500 k
5 N {0.51 kgf} minimum
1 k
245 3 °C, 2 ~ 3 s
5 N {0.51 kgf} 10 s
5 N {0.51 kgf} 10 s
Δ R/R：Change in total resistance
S.S. ：Setting stability
2
,
SM-3/31
Clutch action
1 M
2 k
No leaks (No continuous bubbles)
2 M
5 k
〉
[ Δ R/R ≦ 2 %]
[ Δ R/R ≦ 3 %]
[ Δ R/R ≦ 1 %]
[ Δ R/R ≦ 3 %]
[ Δ R/R ≦ 2 %]
[ Δ R/R ≦ 3 %]
[ Δ R/R ≦ 1 %]
{ }
Specifications
[S.S. ≦ 2 %]
[S.S. ≦ 1 %]
[S.S. ≦ 2 %]
[S.S. ≦ 2 %]
[S.S. ≦ 2 %]
(2
：
10 k
Reference only
3 %)]
Fig. 1