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quality Metal foil current sensing resistor Walter Elec STE1206M1W0R033F accurate current measurement device factory
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quality Metal foil current sensing resistor Walter Elec STE1206M1W0R033F accurate current measurement device factory
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Specifications
Power(Watts):
1W
Resistance:
33mΩ
Type:
Current Sense Resistor
Tolerance:
±1%
Mfr. Part #:
STE1206M1W0R033F
Package:
1206
Key Attributes
Model Number: STE1206M1W0R033F
Product Description

STE Series Current Sensing Resistor

The STE series comprises metal foil current sensing resistors designed for precise current measurement. These components are suitable for applications requiring accurate current detection and monitoring.

Product Attributes

  • Brand: STE
  • Material: MnCu alloy, Alloy, Special
  • Substrate: Alumina Ceramic
  • Adhesion Layer: Epoxy
  • Resistive Element: Cu alloy
  • Terminal Electrode: SnNiCu
  • Protective Coating: Flame-retardant epoxy, meets UL-94-V0 requirements (green)
  • Marking Coating: Flame-retardant epoxy, meets UL-94-V0 requirements (black)

Technical Specifications

Part Number SeriesSizeResistance Value (m)Power Rating (Watt)Resistance Tolerance (%)TCR (ppm)Dimensions (W x L x T) (mm)Solder Pad (P x W x D) (mm)
STE0603*W50-series06035~600.500.5%(D) / 1%(F)50 / 1000.900.20 x 1.700.20 x 0.650.200.60 x 0.92 x 1.30
STE0805*W75-series08053~2000.750.5%(D) / 1%(F)50 / 1001.350.20 x 2.100.20 x 0.650.200.80 x 1.44 x 1.40
STE1206*1W0-series12063~4001.00.5%(D) / 1%(F)50 / 1001.700.20 x 3.300.20 x 0.650.201.20 x 1.84 x 1.80
STE2010*1W5-series20102~4001.50.5%(D) / 1%(F)50 / 1002.600.20 x 5.100.20 x 0.650.202.70 x 2.88 x 2.65
STE2512*2W0-series25122~4002.00.5%(D) / 1%(F)50 / 1003.200.30 x 6.400.30 x 0.650.203.10 x 3.57 x 3.10
STE3921*3W0-series39212~1003.00.5%(D) / 1%(F)50 / 1005.100.30 x 11.100.30 x 0.650.205.00 x 5.75 x 4.50
STE4527*4W0-series45272~1004.00.5%(D) / 1%(F)50 / 1007.101.0 x 11.601.0 x 0.650.305.20 x 8.05 x 4.65

Product Characteristics and Reliability Test Standard

ParameterConditionsRequirementsIEC Standard
Short Time Over LoadP= 2.5Pr ; T=252C , t = 5sec.(1.0%+0.5m)60115-1 4.13
High Temp. ExposureT = +1702C ; t = 1000h(1.0%+0.5m)60115-1 4.25
Low Temp. StorageT = -552C ; t = 1000h(1.0%+0.5m)60115-1 4.25
Moisture Load Life6095RH Vtest = Vmax ; T=602C ; RH=95% ; t= 90min ON , 30min OFF , 1000h(2.0%+0.5m)60115-1 4.25
Thermal Shock[-55C 30min. R.T. 3min. +155C 30min. R.T. 3min ], 100 Cycles(1.0%+0.5m)60115-1 4.19
Load Life at 70CVtest = Vmax ; T=702C ;t= 90min ON , 30min OFF,1000h(2%+0.5m)60115-1 4.25
SolderabilityDip into solder at T = 2455C , t = 30.5sec.The covered area >95%60115-1 4.17
Resistance to Solder HeatThrough Reflow T= 2755C , t =201sec.(1.0%+0.5m)60115-1 4.18
Mechanical Shocka =100G , t =11ms, 5 times shock(1.0%+0.5m)60115-1 4.21
Substrate BendingSpan:90mm ; Bend Width:2mm ; Test board: Glass-Epoxy Board ; Thickness =1.6mm(1.0%+0.5m)60115-1 4.33

Environmental Characteristics

Operating Temperature: -55155

Storage Conditions:

  • Under airtight in temperature +1040, relative humidity 75% can store 2 years.
  • Without dew in temperature +1060, relative humidity be 95% maximum value for 30 days.

2410121318_Walter-Elec-STE1206M1W0R033F_C201293.pdf

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