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Beijing Silk Road Enterprise Management Services Co., Ltd.

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China Current Sensing Resistor Walter Elec STE1206A1W0R120F with Metal Foil Material
China Current Sensing Resistor Walter Elec STE1206A1W0R120F with Metal Foil Material

  1. China Current Sensing Resistor Walter Elec STE1206A1W0R120F with Metal Foil Material

Current Sensing Resistor Walter Elec STE1206A1W0R120F with Metal Foil Material

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Power(Watts) 1W
Resistance 120mΩ
Type Current Sense Resistor
Tolerance ±1%
Temperature Coefficient ±50ppm/℃
Description 120mΩ ±1% 1W
Mfr. Part # STE1206A1W0R120F
Package 1206
Model Number STE1206A1W0R120F

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  1. Product Details
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Product Specification

Power(Watts) 1W Resistance 120mΩ
Type Current Sense Resistor Tolerance ±1%
Temperature Coefficient ±50ppm/℃ Description 120mΩ ±1% 1W
Mfr. Part # STE1206A1W0R120F Package 1206
Model Number STE1206A1W0R120F

STE Series Current Sensing Resistor

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

Product Attributes

  • Brand: STE
  • Material: Metal Foil (MnCu alloy, Alloy, Special)
  • Substrate: Alumina Ceramic
  • Protective Coating: Flame-retardant epoxy, UL-94-V0 (Green)
  • Marking Coating: Flame-retardant epoxy, UL-94-V0 (Black)

Technical Specifications

Part Number Series Resistance Value (m) Power Rating (Watt) Resistance Tolerance (%) TCR (ppm) Dimensions (W x L x T, mm) Terminal Electrode (A, mm)
STE0603*W50-series R005~R60 0.5 0.5%(D) / 1%(F) 50 / 100 0.900.20 x 1.700.20 x 0.650.20 0.500.20 / 0.400.20
STE0805*W75-series R003~R200 0.75 0.5%(D) / 1%(F) 50 / 100 1.350.20 x 2.100.20 x 0.650.20 0.650.20 / 0.500.20
STE1206*1W0-series R003~R400 1.0 0.5%(D) / 1%(F) 50 / 100 1.700.20 x 3.300.20 x 0.650.20 1.200.30 / 0.680.30
STE2010*1W5-series R002~R400 1.5 0.5%(D) / 1%(F) 50 / 100 2.600.20 x 5.100.20 x 0.650.20 2.100.30 / 0.700.30
STE2512*2W0-series R002~R400 2.0 0.5%(D) / 1%(F) 50 / 100 3.200.30 x 6.400.30 x 0.650.20 2.800.30 / 2.600.30 / 1.050.30
STE3921*3W0-series R002~R100 3.0 0.5%(D) / 1%(F) 50 / 100 5.100.30 x 11.100.30 x 0.650.20 4.900.30 / 4.550.30 / 2.360.30
STE4527*4W0-series R002~R100 4.0 0.5%(D) / 1%(F) 50 / 100 7.101.0 x 11.601.0 x 0.650.30 5.000.40 / 2.700.40

Product Structure & Material

  • Substrate: Alumina Ceramic
  • Adhesion layer: Epoxy
  • Resistive element: Copper alloy
  • Terminal electrode: Tin, Nickel, Copper
  • Protective coating: Flame-retardant epoxy, meets UL-94-V0 requirements (green)
  • Marking coating: Flame-retardant epoxy, meets UL-94-V0 requirements (black)

Reliability Test Standard

Parameter Conditions Requirements IEC Standard
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 (6095RH) 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 Width: 2mm ; Test board: Glass-Epoxy Board ; Thickness =1.6mm (1.0%+0.5m) IEC60115-1 4.33

Environmental Characteristics

  • Operating Temperature: -55155
  • Storage Conditions: 2 years under airtight conditions (+1040, 75% RH); Max. 30 days without dew (+1060, 95% RH).

Recommended Solder Pad Size and Welding Conditions

Recommended Solder Pad Dimensions (P x W x D, mm)

Part Number Series P W D Loading
STE0603MW50-series 0.50 0.92 1.35 0.50w
STE0603MW50-series 0.60 0.92 1.30 0.50w
STE0603*W50-series 0.60 0.92 1.30 0.50w
STE0805MW75-series 0.50 1.44 1.55 0.75w
STE0805MW75-series 0.80 1.44 1.40 0.75w
STE0805*W75-series 0.80 1.44 1.40 0.75w
STE1206M1W0-series 0.60 1.84 2.10 1.0w
STE1206M1W0-series 1.20 1.84 1.80 1.0w
STE1206*1W0-series 1.20 1.84 1.80 1.0w
STE2010M1W5-series 0.70 2.88 3.65 1.5w
STE2010M1W5-series 2.70 2.88 2.65 1.5w
STE2010*1W5-series 2.70 2.88 2.65 1.5w
STE2512M2W0-series 0.60 3.57 4.35 2.0w
STE2512M2W0-series 0.90 3.57 4.20 2.0w
STE2512M2W0-series 3.10 3.57 3.10 2.0w
STE2512*2W0-series 3.10 3.57 3.10 2.0w
STE3921M3W0-series 1.10 5.75 6.45 3.0w
STE3921M3W0-series 1.70 5.75 6.15 3.0w
STE3921M3W0-series 5.00 5.75 4.50 3.0w
STE3921*3W0-series 5.00 5.75 4.50 3.0w
STE4527M4W0-series 1.20 8.05 6.65 4.0w
STE4527M4W0-series 5.20 8.05 4.65 4.0w
STE4527*4W0-series 5.20 8.05 4.65 4.0w

Recommended Soldering Parameters

  • Wave Solder Temperature Curve: Preheating: 100~130, max. 100 sec. Soldering: 250~265 max. 10 sec. Maximum temperature: 2605, max. 10sec.
  • Solder Reflow Temperature Curve: Preheating: 145 15, max. 120 sec. Soldering: min. 220, max. 60 sec. Maximum temperature: 2605, max. 10sec.

2410121318_Walter-Elec-STE1206A1W0R120F_C388444.pdf

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Agent,Importer

  • Year Established:

    2009

  • Employee Number:

    >>300

  • Ecer Certification:

    Verified Supplier

Company Profile Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining an... Company Profile Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining an...

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  • Beijing Silk Road Enterprise Management Services Co., Ltd.
  • 16 Floor, Unit B, Jiatai International Mansion, No 41, Dongsihuan Zhong Road, Chaoyang District, Beijing
  • https://www.icpassive.com/

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