current sensing resistor Walter Elec MSTC0805MW50R005FLV with manganese copper alloy and UL94V0 coating
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Product Description
MSTC Current Sensor Resistor
The MSTC series Metal Strap Current Sensing Resistors are designed for accurate current sensing applications. These resistors offer reliable performance and are suitable for various electronic systems requiring precise current measurement.
Product Attributes
- Brand: MSTC
- 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)
- Origin: Walter company
Technical Specifications
| Part Number Series | Size | Nominal Resistance Value | Power Rating (Watt) | Resistance Tolerance (%) | TCR (ppm/) | Dimensions (mm) W x L x T | Terminal Electrode Material |
| MSTC0402MW33-series | 0.08x0.05 | R002~R003 | 0.33 | 1%(F) | 150 | 0.550.10 x 1.000.10 x 0.300.05 | Sn, Ni, Cu |
| MSTC0402MW33-series | 0.08x0.05 | R005~R025 | 0.33 | 1%(F) | 100 | 0.550.10 x 1.000.10 x 0.300.05 | Sn, Ni, Cu |
| MSTC0402MW25-series | 0.08x0.05 | R050 | 0.25 | 1%(F) | 100 | 0.550.10 x 1.000.10 x 0.300.05 | Sn, Ni, Cu |
| MSTC0603MW33-series | 0.06x0.03 | R002 | 0.33 | 1%(F) | 150 | 0.800.25 x 1.600.25 x 0.400.25 | Sn, Ni, Cu |
| MSTC0603MW33-series | 0.06x0.03 | R002~R003 | 0.33 | 1%(F) | 100 | 0.800.25 x 1.600.25 x 0.400.25 | Sn, Ni, Cu |
| MSTC0603MW33-series | 0.06x0.03 | R004~R020 | 0.33 | 1%(F) | 75 | 0.800.25 x 1.600.25 x 0.400.25 | Sn, Ni, Cu |
| MSTC0805MW50-series | 0.08x0.05 | R001~1M50*VLV, R002*VLV, R002*LV, R003*VLV, R003~R020*LV | 0.50 | 1%(F) | 150, 100, 75, 50 | 1.250.25 x 2.000.25 x 0.400.10 | Sn, Ni, Cu |
| MSTC1206M1W0-series | 0.12x0.06 | R001~1M50*LV, R002*LV, R003*LV, R004~R020*LV | 1.0 | 1%(F) | 75, 50 | 1.600.25 x 3.200.25 x 0.400.25 | Sn, Ni, Cu |
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 / 100Cycles | (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 between fulcrums: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: Under airtight at +1040, RH75% for 2 years. Without dew at +1060, RH=95% for max. 30 days.
Solder Pad Size and Welding Conditions
| Part Number Series | P (mm) | W (mm) | D (mm) | Loading (w) |
| MSTC0402MW33-series | 0.35 | 0.60 | 0.60 | 0.33 |
| MSTC0402MW33-series | 0.40 | 0.60 | 0.60 | 0.33 |
| MSTC0402MW25-series | 0.40 | 0.60 | 0.60 | 0.25 |
| MSTC0603MW33-series | 0.38 | 0.92 | 1.41 | 0.33 |
| MSTC0603MW33-series | 0.50 | 0.92 | 1.35 | 0.33 |
| MST0603MW33-series | 0.60 | 0.92 | 1.30 | 0.33 |
| MSTC0805MW50-series | 0.40 | 1.44 | 1.60 | 0.5 |
| MSTC0805MW50-series | 0.50 | 1.44 | 1.55 | 0.5 |
| MSTC0805MW50-series | 0.80 | 1.44 | 1.40 | 0.5 |
| MSTC1206M1W0-series | 0.50 | 1.84 | 2.15 | 1.0 |
| MSTC1206M1W0-series | 0.60 | 1.84 | 2.10 | 1.0 |
| MSTC1206M1W0-series | 1.20 | 1.84 | 1.80 | 1.0 |
- Recommended Customer Soldering Parameters:
- Solder reflow Temperature condition: Preheating: 145 15, max.120 sec. Soldering: min. 220, max. 60 sec. Maximum temperature: 2605, max. 10sec.
- Rework temperature (hot air equipment): 350, 3~5seconds
- Recommended reflow methods: IR, vapor phase oven, hot air oven.
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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