Trimmer potentiometer ST-5｜NIDEC COMPONENTS EUROPE GmbH

Trimmer potentiometer ST-5

ST-5

ST-5

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Surface Mount Cermet Trimmers (14 turns)

FeaturesFeatures

Precise adjustment is possible
Automatic mounting is possible (Taping)
Flow/reflow soldering is possible
Sealed construction (Washable)
In this series, material data sheets ideal for REACH-SVHC
surveys etc. can be downloaded in chemSHERPA-AI format.
Download chemSHERPA-AI from the list of P/N below

Electrical Characteristics

Nominal resistance range	10 Ω ~ 2 MΩ
Resistance tolerance	± 10 %
Power ratings	0.25 W (85 °C) 0 W (120 °C)
Resistance law	Linear law (B)
Maximum input voltage	DC200 V or power rating, whichever is smaller
Maximum wiper current	100 mA or power rating, whichever is smaller
Effective electrical turn	11 turns
End resistance	1 % or 2 Ω , whichever is greater
C.R.V.	1 % or 3 Ω , whichever is greater
Operating temp. range	-55 ~ 120 °C
Temp. coefficient	10 Ω ~ 50 Ω: ± 250 10-6/°C maximum 100 Ω ~ 2 MΩ: ± 100 10-6/°C maximum
Insulation resistance	1000 MΩ minimum (DC500 V)
Dielectric strength	AC 600 V, 60 s
Net weight	Approx. 0.35 g

Mechanical Characteristics

Mechanical turn	14 turns
Operating torque	20 mN·m {204 gf·cm} maximum
Mechanical stop	Clutch action
Rotational life	200 cycles 10 Ω ~ 200 Ω [ Δ R/R ≦ ± (0.5 Ω +3 %)] 500 Ω ~ 2 M Ω [ Δ R/R ≦ ± (0.5 Ω +2 %)]
Thrust to shaft	5 N {0.51 kgf} minimum
Solderability	245 ±3°C, 2~3 s
Shear (Adhesion)	5 N {0.51 kgf} 10 s
Substrate bending	Width 90 mm, bend 3 mm, 5 s, 1 time
Pull-off strength	5 N {0.51 kgf} 10 s

Environmental Characteristics

Test item	Test conditions	Specifications
Thermal shock	-65~125 °C (0.5 h), 5 cycles	[ΔR/R ≦ 2%] [S.S. ≦ 1%]
Humidity	-10~65 °C (Relative humidity 80~98%), 10 cycles, 240 h	[ΔR/R ≦ 1%]
Humidity	981 m/s2, 6 ms 6 directions for 3 times each	[ΔR/R ≦ 1%] [S.S. ≦ 1%]
Vibration	Amplitude 1.52 mm or Acceleration 196 m/s2, 10~2000 Hz, 3 directions, 12 times each	[ΔR/R ≦ 1%] [S.S. ≦ 1%]
Load life	85 °C, 0.25 W, 1000 h	[ΔR/R ≦ 2 %] [S.S. ≦ 1 %]
Low temp. operation	-55 °C, 2 h	[ΔR/R ≦ 2%] [S.S. ≦ 2%]
High temp. exposure	125 °C, 250 h	[ΔR/R ≦ 2%] [S.S. ≦ 2%]
Immersion seal	85 °C, 60 s	No leaks (No continuous bubbles)
Soldering heat	Flow : 260 ± 3 °C as the temperature in a pot of molten solder, immer sion from head of ter minal to backside of board, 5 ~ 6 s, two times maximum Reflow : Peak temperature 255 °C (Please refer to the profile below.) Manual soldering：350 ± 10 °C, 3 ~ 4 s	[ΔR/R ≦ 1%]

Δ R/R: Change in total resistance
S.S.: Setting stability

〈Reflow profile for soldering heat evaluation〉

Maximum Input Ratings

Nominal resistance values(Ω)	Resistance code	Maximum input voltage(V)	Maximum wiper current (mA)
10※	100	1.00	100
20※	200	2.00	100
50	500	3.53	70.7
100	101	5.00	50.0
200	201	7.07	35.4
500	501	11.2	22.4
1k	102	15.8	15.8
2k	202	22.4	11.2
5k	502	35.4	7.07
10k	103	50.0	5.00
20k	203	70.7	3.54
50k	503	112	2.24
100k	104	158	1.58
200k	204	200	1.00
500k	504	200	0.40
1M	105	200	0.20
2M	205	200	0.10

The products indicated by ※ mark are manufactured upon receipt of order basis.

Part Number Designation

ST-5	E	T	W	500 Ω (501)
Series	Terminal pin E: Sn (Lead-free)	Form of packaging T: Taping (Reel) M: Magazine (Stick) Blank: Bulk in plastic bag	Terminal shape (Adjust Pos.)^※1 W: Gull wing (Top adjustment) X: Gull wing (Side adjustment) P: Gull wing (Side adjustment) R: Gull wing (Side adjustment)	Resistance value (Resistance code)

ST-5

500 Ω (501)

Series

Terminal pin

Sn (Lead-free)

Form of packaging

T: Taping (Reel)

M: Magazine (Stick)

Blank:

Bulk in

plastic bag

Terminal shape (Adjust Pos.)^※1

W: Gull wing (Top adjustment)

X: Gull wing (Side adjustment)

P: Gull wing (Side adjustment)

R: Gull wing (Side adjustment)

Resistance value (Resistance code)

※1)

For the details on each product shape,
refer to the Outline Dimensions.

Nominal resistance values	10 Ω, 20 Ω, 50 Ω, 100 Ω, 200 Ω, 500 Ω, 1 kΩ, 2 kΩ, 5 kΩ, 10 kΩ, 20 kΩ, 50 kΩ, 100 kΩ, 200 kΩ, 500 kΩ, 1 MΩ, 2 MΩ

When ordering, please be sure to include the above nominal resistance value at the end of the part number in the table list below. *10 Ω item, 20 Ω item are made to order.

For resistance code, please refer to the Maximum Input Ratings table in the previous section.

List of Part Numbers

CAD and chemSHERPA-AI (a material data sheet ideal for REACH surveys, etc. / version: 2.09.00) can be downloaded from the button for each P/N in the table below. *Need to log in to download.

Part No.	Shape of terminal	Adjustment position	Form of packaging	Pieces in package	Material data	CAD
ST-5ETW	Gull wing	Top Adjustment	Taping (Reel)	500 pcs./reel	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)
ST-5EMW	Gull wing	Top Adjustment	Magazine (Stick)	50 pcs./stick	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)
ST-5EW	Gull wing	Top Adjustment	Bulk in plastic bag	50 pcs./pack	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)
ST-5ETX	Gull wing	Side Adjustment	Taping (Reel)	500 pcs./reel	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)
ST-5EMX	Gull wing	Side Adjustment	Magazine (Stick)	50 pcs./stick	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)
ST-5EX	Gull wing	Side Adjustment	Bulk in plastic bag	50 pcs./pack	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)
ST-5ETP	Gull wing	Side Adjustment	Taping (Reel)	500 pcs./reel	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)
ST-5EMP	Gull wing	Side Adjustment	Magazine (Stick)	50 pcs./stick	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)
ST-5EP	Gull wing	Side Adjustment	Bulk in plastic bag	50 pcs./pack	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)
ST-5ETR	Gull wing	Side Adjustment	Taping (Reel)	500 pcs./reel	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)
ST-5EMR	Gull wing	Side Adjustment	Magazine (Stick)	50 pcs./stick	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)
ST-5ER	Gull wing	Side Adjustment	Bulk in plastic bag	50 pcs./pack	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any format)