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Specifications
Power(Watts):
330mW
Resistance:
3mΩ
Voltage Rating:
-
Type:
Current Sense Resistor
Tolerance:
±1%
Mfr. Part #:
MSTC0805MW50R003FLV
Package:
0805
Key Attributes
Model Number:
MSTC0805MW50R003FLV
Product Description
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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