Metal Foil Current Sensing Resistor Walter Elec STE1206M1W0R010F for Precise Current Measurement Applications

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Product Description

Product Overview

The STE series are Metal Foil Current Sensing Resistors designed for accurate current measurement. They offer various sizes and materials, suitable for a wide range of applications requiring precise current monitoring.

Product Attributes

Brand: STE Series
Material: MnCu alloy, Alloy, Special
Substrate: Alumina Ceramic
Adhesion Layer: Epoxy
Resistive Element: Cu alloy
Terminal Electrode: Sn, Ni, Cu
Protective Coating: Flame-retardant epoxy (Green, UL-94-V0)
Marking Coating: Flame-retardant epoxy (Black, UL-94-V0)

Technical Specifications

Part Number Series	Dimensions (W x L x T) (mm)	Nominal Resistance Value (m)	Power Rating (Watt)	Resistance Tolerance (%)	TCR (ppm)
STE0603*W50-series	0.900.20 x 1.700.20 x 0.650.20	5~9	0.5	1%(F)	100
STE0603*W50-series	0.900.20 x 1.700.20 x 0.650.20	10~60	0.5	0.5%(D) / 1%(F)	50
STE0805*W75-series	1.350.20 x 2.100.20 x 0.650.20	3~9	0.75	1%(F)	100
STE0805*W75-series	1.350.20 x 2.100.20 x 0.650.20	10~200	0.75	0.5%(D) / 1%(F)	50
STE1206*1W0-series	1.700.20 x 3.300.20 x 0.650.20	3~9	1.0	1%(F)	100
STE1206*1W0-series	1.700.20 x 3.300.20 x 0.650.20	10~400	1.0	0.5%(D) / 1%(F)	50
STE2010*1W5-series	2.600.20 x 5.100.20 x 0.650.20	2~9	1.5	1%(F)	100
STE2010*1W5-series	2.600.20 x 5.100.20 x 0.650.20	10~400	1.5	0.5%(D) / 1%(F)	50
STE2512*2W0-series	3.200.30 x 6.400.30 x 0.650.20	2~9	2.0	1%(F)	100
STE2512*2W0-series	3.200.30 x 6.400.30 x 0.650.20	10~400	2.0	0.5%(D) / 1%(F)	50
STE3921*3W0-series	5.100.30 x 11.100.30 x 0.650.20	2~9	3.0	1%(F)	100
STE3921*3W0-series	5.100.30 x 11.100.30 x 0.650.20	10~100	3.0	0.5%(D) / 1%(F)	50
STE4527*4W0-series	7.101.0 x 11.601.0 x 0.650.30	2~9	4.0	1%(F)	100
STE4527*4W0-series	7.101.0 x 11.601.0 x 0.650.30	10~100	4.0	0.5%(D) / 1%(F)	50

Test Parameter	Conditions	Requirements
Short Time Over Load	P= 2.5Pr ; T=252C , t = 5sec.	(1.0%+0.5m)
High Temp. Exposure	T = +1702C ; t = 1000h	(1.0%+0.5m)
Low Temp. Storage	T = -552C ; t = 1000h	(1.0%+0.5m)
Moisture Load Life	6095RH Vtest = Vmax ; T=602C ; RH=95% ; t= 90min ON , 30min OFF , 1000h	(2.0%+0.5m)
Thermal Shock	[-55C 30min. R.T. 3min. +155C 30min. R.T. 3min ], 100 Cycles	(1.0%+0.5m)
Load Life at 70C	Vtest = Vmax ; T=702C ;t= 90min ON , 30min OFF,1000h	(2%+0.5m)
Solderability	Dip into solder at T = 2455C , t = 30.5sec.	The covered area >95%
Resistance to Solder Heat	Through Reflow T= 2755C , t =201sec.	(1.0%+0.5m)
Mechanical Shock	a =100G , t =11ms, 5 times shock	(1.0%+0.5m)
Substrate Bending	Span:90mm ; Bend Width:2mm ; Board: Glass-Epoxy ; Thickness =1.6mm	(1.0%+0.5m)

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