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Current sensing resistor Walter Elec MSTC0805MW50R003FLV designed for stable performance in circuits

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Current sensing resistor Walter Elec MSTC0805MW50R003FLV designed for stable performance in circuits

Power(Watts) : 330mW

Resistance : 3mΩ

Voltage Rating : -

Type : Current Sense Resistor

Tolerance : ±1%

Description : 330mW 3mΩ Current Sense Resistor ±1% 0805 Chip Resistor - Surface Mount RoHS

Mfr. Part # : MSTC0805MW50R003FLV

Model Number : MSTC0805MW50R003FLV

Package : 0805

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MSTC Current Sensor Resistor

The MSTC series Metal Strap Current Sensing Resistors are designed for precise current measurement applications. These resistors offer reliable performance and are suitable for various electronic systems requiring accurate current monitoring.

Product Attributes

  • Brand: Walter
  • Material: MnCu alloy (Manganese Copper Alloy)
  • Protective Coating: Flame-retardant epoxy, meets UL-94-V0 requirements (green)
  • Marking Coating: Flame-retardant epoxy, meets UL-94-V0 requirements (white)

Technical Specifications

Part Number Series Size Resistance Value (m) Power Rating (Watt) Resistance Tolerance (%) TCR (ppm/) Dimensions (mm) W x L x T Terminal Electrode (A)
MSTC0402MW33-series 0.08x0.05 2m50~R003 0.33 1%(F) 150 0.550.10 x 1.000.10 x 0.300.05 0.300.10
MSTC0402MW33-series 0.08x0.05 R005~R025 0.33 1%(F) 100 0.550.10 x 1.000.10 x 0.300.05 0.230.10
MSTC0402MW25-series 0.08x0.05 R050 0.25 1%(F) 100 0.550.10 x 1.000.10 x 0.300.05 0.230.10
MSTC0603MW33-series 0.06x0.03 R002 0.33 1%(F) 75 0.800.25 x 1.600.25 x 0.400.25 0.450.20
MSTC0603MW33-series 0.06x0.03 2m50~R003 0.33 1%(F) 100 0.800.25 x 1.600.25 x 0.400.25 0.350.20
MSTC0603MW33-series 0.06x0.03 R004~R020 0.33 1%(F) 75 0.800.25 x 1.600.25 x 0.400.25 0.300.20
MSTC0805MW50-series 0.08x0.05 R001~1M50*VLV 0.50 1%(F) 75 1.250.25 x 2.000.25 x 0.400.10 0.700.20
MSTC0805MW50-series 0.08x0.05 R002*VLV 0.50 1%(F) 100 1.250.25 x 2.000.25 x 0.400.10 0.600.20
MSTC0805MW50-series 0.08x0.05 R002*LV 0.50 1%(F) 75 1.250.25 x 2.000.25 x 0.400.25 0.600.20
MSTC0805MW50-series 0.08x0.05 R003*VLV 0.50 1%(F) 75 1.250.25 x 2.000.25 x 0.400.10 0.400.20
MSTC0805MW50-series 0.08x0.05 R003~R020*LV 0.50 1%(F) 50 1.250.25 x 2.000.25 x 0.400.25 0.400.20
MSTC1206M1W0-series 0.12x0.06 R001~1M50*LV 1.00 1%(F) 75 1.600.25 x 3.200.25 x 0.400.25 1.250.30
MSTC1206M1W0-series 0.12x0.06 R002*LV 1.00 1%(F) 100 1.600.25 x 3.200.25 x 0.400.25 1.050.30
MSTC1206M1W0-series 0.12x0.06 R003*LV 1.00 1%(F) 75 1.600.25 x 3.200.25 x 0.400.25 0.800.30
MSTC1206M1W0-series 0.12x0.06 R004~R020*LV 1.00 1%(F) 50 1.600.25 x 3.200.25 x 0.400.25 0.600.30

Electrical Characteristics Summary

Part Number Series Resistance Value (m) Power Rating (Watt) Resistance Tolerance (%) TCR (ppm/)
MSTC0603MW33-series R002~R020 0.33 1%(F) 150 (for 2-20m)
MSTC0805MW50-series R001~R020*LV 0.5 1%(F) 150 (for 1-1.5m), 100 (for 2-5m), 75 (for 6-20m), 50 (for 6-20m)
MSTC1206M1W0-series R001~R020*LV 1.0 1%(F) 75 (for 1-4m), 50 (for 5-20m)
MSTC0402MW33-series 2M50~R025 0.33 1%(F) 150 (for 2.5-3m), 100 (for 5-25m)
MSTC0402MW25-series R050 0.25 1%(F) 100

Product Characteristics and Reliability Test Standard

Parameter Conditions Requirements Standard
Short Time Over Load P= 2.5Pr ; T=252C , t = 5sec. (1.0%+0.5m) IEC60115-1 4.13
High Temp. Exposure T = +1552C ; 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 (1.0%+0.5m) IEC60115-1 4.19
Load Life at 70C Vtest = Vmax ; T=702C ;t= 90min ON , 30min OFF,1000h (2.0%+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 ; Testboard:GlassEpoxyBoard ; Thickness =1.6mm (1.0%+0.5m) IEC60115-1 4.33

Environmental Characteristics

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

Solder Pad Size and Welding Conditions

Part Number Series P (mm) W (mm) D (mm) Loading (Watt)
MSTC0402MW33-series 0.35 / 0.40 0.60 0.60 0.33w
MSTC0402MW25-series 0.40 0.60 0.60 0.25w
MSTC0603MW33-series 0.38 / 0.50 / 0.60 0.92 1.41 / 1.35 / 1.30 0.33w
MSTC0805MW50-series 0.40 / 0.50 / 0.80 1.44 1.60 / 1.55 / 1.40 0.5w
MSTC1206M1W0-series 0.50 / 0.60 / 1.20 1.84 2.15 / 2.10 / 1.80 1.0w

Recommended Customer Soldering Parameters

  • Solder Reflow Temperature Profile: Preheating: 145 15, max.120 sec. Soldering: min. 220, max. 60 sec. Peak Temperature: 2605, max. 10sec.
  • Rework Temperature (hot air equipment): 350, 3~5 seconds
  • Recommended Reflow Methods: IR, vapor phase oven, hot air oven.

2410121317_Walter-Elec-MSTC0805MW50R003FLV_C970971.pdf


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