Metal foil current sensing resistor Walter Elec STE2512A2W0R150F for precise and current measurement

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Product Description

Product Overview

The STE series current sensing resistors are metal foil components designed for accurate current measurement. They offer high precision and reliability, suitable for various electronic applications requiring precise current monitoring.

Product Attributes

Brand: STE Series
Material: Metal Foil (specific alloys like MnCu, Alloy, Special)
Color: Green (protective coating), Black (marking coating)
Certifications: UL-94-V0 (for epoxy coatings)

Technical Specifications

Series	Part Number Range	Resistance Value (m)	Power Rating (Watt)	Resistance Tolerance (%)	TCR (ppm)	Dimensions (W x L x T, mm)	Terminal Electrode (A, mm)
STE0603	STE0603MW50-series R005	5~9	0.5	1%(F)	100	0.900.20 x 1.700.20 x 0.650.20	0.500.20
STE0603	STE0603MW50-series R006S~R009S	6~9	0.5	1%(F)	100	0.900.20 x 1.700.20 x 0.650.20	0.400.20
STE0603	STE0603MW50-series R010~R049	10~49	0.5	1%(F)	100	0.900.20 x 1.700.20 x 0.650.20	0.400.20
STE0603	STE0603*W50-series R050~R060	50~60	0.5	1%(F)	100	0.900.20 x 1.700.20 x 0.650.20	0.400.20
STE0603	STE0603*W50-series R010~R060	10~60	0.5	0.5%(D) / 1%(F)	50	0.900.20 x 1.700.20 x 0.650.20	0.400.20
STE0805	STE0805MW75-series R003	3~9	0.75	1%(F)	100	1.350.20 x 2.100.20 x 0.650.20	0.650.20
STE0805	STE0805MW75-series R004S~R007S	4~7	0.75	1%(F)	100	1.350.20 x 2.100.20 x 0.650.20	0.500.20
STE0805	STE0805MW75-series R008~R049	8~49	0.75	1%(F)	100	1.350.20 x 2.100.20 x 0.650.20	0.500.20
STE0805	STE0805*W75-series R050~R200	50~200	0.75	1%(F)	100	1.350.20 x 2.100.20 x 0.650.20	0.500.20
STE0805	STE0805*W75-series R003~R200	3~9	0.75	0.5%(D) / 1%(F)	50	1.350.20 x 2.100.20 x 0.650.20	0.500.20
STE1206	STE1206M1W0-series R003	3~9	1.0	1%(F)	100	1.700.20 x 3.300.20 x 0.650.20	1.200.30
STE1206	STE1206M1W0-series R004S~R008S	4~8	1.0	1%(F)	100	1.700.20 x 3.300.20 x 0.650.20	0.680.30
STE1206	STE1206M1W0-series R009~R049	9~49	1.0	1%(F)	100	1.700.20 x 3.300.20 x 0.650.20	0.680.30
STE1206	STE1206*1W0-series R050~R400	50~400	1.0	1%(F)	100	1.700.20 x 3.300.20 x 0.650.20	0.680.30
STE1206	STE1206*1W0-series R003~R400	3~9	1.0	0.5%(D) / 1%(F)	50	1.700.20 x 3.300.20 x 0.650.20	0.680.30
STE2010	STE2010M1W5-series R002~R003	2~3	1.5	1%(F)	100	2.600.20 x 5.100.20 x 0.650.20	2.100.30
STE2010	STE2010M1W5-series R004S~R009S	4~9	1.5	1%(F)	100	2.600.20 x 5.100.20 x 0.650.20	0.700.30
STE2010	STE2010M1W5-series R010~R049	10~49	1.5	1%(F)	100	2.600.20 x 5.100.20 x 0.650.20	0.700.30
STE2010	STE2010*1W5-series R050~R400	50~400	1.5	1%(F)	100	2.600.20 x 5.100.20 x 0.650.20	0.700.30
STE2010	STE2010*1W5-series R002~R400	2~9	1.5	0.5%(D) / 1%(F)	50	2.600.20 x 5.100.20 x 0.650.20	0.700.30
STE2512	STE2512M2W0-series R002	2	2.0	1%(F)	100	3.200.30 x 6.400.30 x 0.650.20	2.800.30
STE2512	STE2512M2W0-series R003	3	2.0	1%(F)	100	3.200.30 x 6.400.30 x 0.650.20	2.600.30
STE2512	STE2512M2W0-series R004S~R009S	4~9	2.0	1%(F)	100	3.200.30 x 6.400.30 x 0.650.20	1.050.30
STE2512	STE2512M2W0-series R010~R049	10~49	2.0	1%(F)	100	3.200.30 x 6.400.30 x 0.650.20	1.050.30
STE2512	STE2512*2W0-series R050~R400	50~400	2.0	1%(F)	100	3.200.30 x 6.400.30 x 0.650.20	1.050.30
STE2512	STE2512*2W0-series R002~R400	2~9	2.0	0.5%(D) / 1%(F)	50	3.200.30 x 6.400.30 x 0.650.20	1.050.30
STE3921	STE3921M3W0-series R002	2	3.0	1%(F)	100	5.100.30 x 11.100.30 x 0.650.20	4.900.30
STE3921	STE3921M3W0-series R003	3	3.0	1%(F)	100	5.100.30 x 11.100.30 x 0.650.20	4.550.30
STE3921	STE3921M3W0-series R004S~R008S	4~8	3.0	1%(F)	100	5.100.30 x 11.100.30 x 0.650.20	2.360.30
STE3921	STE3921M3W0-series R009~R049	9~49	3.0	1%(F)	100	5.100.30 x 11.100.30 x 0.650.20	2.360.30
STE3921	STE3921*3W0-series R050~R100	50~100	3.0	1%(F)	100	5.100.30 x 11.100.30 x 0.650.20	2.360.30
STE3921	STE3921*3W0-series R002~R100	2~9	3.0	0.5%(D) / 1%(F)	50	5.100.30 x 11.100.30 x 0.650.20	2.360.30
STE4527	STE4527M4W0-series R002	2	4.0	1%(F)	100	7.101.0 x 11.601.0 x 0.650.30	5.000.40
STE4527	STE4527M4W0-series R003S~R005S	3~5	4.0	1%(F)	100	7.101.0 x 11.601.0 x 0.650.30	2.700.40
STE4527	STE4527M4W0-series R006~R049	6~49	4.0	1%(F)	100	7.101.0 x 11.601.0 x 0.650.30	2.700.40
STE4527	STE4527*4W0-series R050~R100	50~100	4.0	1%(F)	100	7.101.0 x 11.601.0 x 0.650.30	2.700.40
STE4527	STE4527*4W0-series R002~R100	2~9	4.0	0.5%(D) / 1%(F)	50	7.101.0 x 11.601.0 x 0.650.30	2.700.40
All Series	Other resistance values available upon request

Reliability and Environmental Specifications

Test Parameter	Conditions	Acceptance Criteria	Standard Reference
Short Time Over Load	P=2.5Pr; T=252C, t=5sec.	(1.0%+0.5m)	IEC60115-1 4.13
High Temp. Exposure	T=+1702C; t=1000h	(1.0%+0.5m)	IEC60115-1 4.25
Low Temp. Storage	T=-552C; t=1000h	(1.0%+0.5m)	IEC60115-1 4.25
Moisture Load Life	(60, 95%RH) Vtest=Vmax; T=602C; RH=95%; t=90min ON, 30min OFF, 1000h	(2.0%+0.5m)	IEC60115-1 4.25
Thermal Shock	[-55C 30min. R.T. 3min. +155C 30min. R.T. 3min], 100 Cycles	(1.0%+0.5m)	IEC60115-1 4.19
Load Life at 70C	Vtest=Vmax; T=702C; t=90min ON, 30min OFF, 1000h	(2%+0.5m)	IEC60115-1 4.25
Solderability	Dip into solder at T=2455C, t=30.5sec.	The covered area >95%	IEC60115-1 4.17
Resistance to Solder Heat	Through Reflow T=2755C, t=201sec.	(1.0%+0.5m)	IEC60115-1 4.18
Mechanical Shock	a=100G, t=11ms, 5 times shock	(1.0%+0.5m)	IEC60115-1 4.21
Substrate Bending	Span=90mm; Bend=2mm; Test board: Glass-Epoxy, Thickness=1.6mm	(1.0%+0.5m)	IEC60115-1 4.33
Operating Temperature	-55155
Storage Conditions	2 years under airtight at +1040, 75% RH. 30 days maximum without dew at +1060, 95% RH.

Recommended Soldering Pad Dimensions and Welding Conditions

Part Number	P (mm)	W (mm)	D (mm)	Loading (W)
STE0603MW50-series R005	0.50	0.92	1.35	0.50w
STE0603MW50-series R006S~R009S	0.60	0.92	1.30	0.50w
STE0603*W50-series R010~R60	0.60	0.92	1.30	0.50w
STE0805MW75-series R003	0.50	1.44	1.55	0.75w
STE0805MW75-series R004S~R007S	0.80	1.44	1.40	0.75w
STE0805*W75-series R008~R200	0.80	1.44	1.40	0.75w
STE1206M1W0-series R003	0.60	1.84	2.10	1.0w
STE1206M1W0-series R004S~R008S	1.20	1.84	1.80	1.0w
STE1206*1W0-series R009~R400	1.20	1.84	1.80	1.0w
STE2010M1W5-series R002~R003	0.70	2.88	3.65	1.5w
STE2010M1W5-series R004S~R009S	2.70	2.88	2.65	1.5w
STE2010*1W5-series R010~R400	2.70	2.88	2.65	1.5w
STE2512M2W0-series R002	0.60	3.57	4.35	2.0w
STE2512M2W0-series R003	0.90	3.57	4.20	2.0w
STE2512M2W0-series R004S~R009S	3.10	3.57	3.10	2.0w
STE2512*2W0-series R010~R400	3.10	3.57	3.10	2.0w
STE3921M3W0-series R002	1.10	5.75	6.45	3.0w
STE3921M3W0-series R003	1.70	5.75	6.15	3.0w
STE3921M3W0-series R004S~R008S	5.00	5.75	4.50	3.0w
STE3921*3W0-series R009~R100	5.00	5.75	4.50	3.0w
STE4527M4W0-series R002	1.20	8.05	6.65	4.0w
STE4527M4W0-series R003S~R005S	5.20	8.05	4.65	4.0w
STE4527*4W0-series R006~R100	5.20	8.05	4.65	4.0w

Recommended Customer Soldering Parameters:

Wave Solder Temperature Condition: Preheating: 100~130, max.100 sec. Soldering: 250~265 max. 10 sec. Maximum temperature: 2605, max. 10sec.

Solder Reflow Temperature Condition: Preheating: 145 15, max.120 sec. Soldering: min. 220, max. 60 sec. Maximum temperature: 2605, max. 10sec.

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Company Beijing Silk Road Enterprise Management Services Co., Ltd.

Location 16 Floor, Unit B, Jiatai International Mansion, No 41, Dongsihuan Zhong Road, Chaoyang District, Beijing

Contact Person Sellina

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Metal foil current sensing resistor Walter Elec STE2512A2W0R150F for precise and current measurement

Product Overview

Product Attributes

Technical Specifications

Reliability and Environmental Specifications

Recommended Soldering Pad Dimensions and Welding Conditions

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