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Specifications
Power(Watts):
500mW
Resistance:
1mΩ
Voltage Rating:
-
Type:
Current Sense Resistor
Tolerance:
±1%
Mfr. Part #:
MSTC1206M1W0R001FLV
Package:
1206
Key Attributes
Model Number:
MSTC1206M1W0R001FLV
Product Description
MSTC Current Sensor Resistor
The MSTC series are Metal Strap Current Sensing Resistors designed for precise current measurement. These resistors offer reliable performance and are suitable for various electronic applications.
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 | Series Number | Material | Power Rating | Nominal Resistance Value | Resistance Tolerance | Product Code (Thin Type) | Product Code (Coating) | Dimensions (W x L x T) (mm) | Terminal Electrode | Substrate | Adhesive |
| MSTC0402MW33-series | 0402 | M (MnCu alloy) | 0.33 Watt | 2m ~ R003 | 1% (F) | V | 0.550.10 x 1.000.10 x 0.300.05 | Sn, Ni, Cu | Epoxy | Epoxy | |
| MSTC0402MW33-series | 0402 | M (MnCu alloy) | 0.33 Watt | R005 ~ R025 | 1% (F) | 0.550.10 x 1.000.10 x 0.300.05 | Sn, Ni, Cu | Epoxy | Epoxy | ||
| MSTC0402MW25-series | 0402 | M (MnCu alloy) | 0.25 Watt | R050 | 1% (F) | 0.550.10 x 1.000.10 x 0.300.05 | Sn, Ni, Cu | Epoxy | Epoxy | ||
| MSTC0603MW33-series | 0603 | M (MnCu alloy) | 0.33 Watt | R002 | 1% (F) | 0.800.25 x 1.600.25 x 0.400.25 | Sn, Ni, Cu | Epoxy | Epoxy | ||
| MSTC0603MW33-series | 0603 | M (MnCu alloy) | 0.33 Watt | 2m ~ R003 | 1% (F) | 0.800.25 x 1.600.25 x 0.400.25 | Sn, Ni, Cu | Epoxy | Epoxy | ||
| MSTC0603MW33-series | 0603 | M (MnCu alloy) | 0.33 Watt | R004 ~ R020 | 1% (F) | 0.800.25 x 1.600.25 x 0.400.25 | Sn, Ni, Cu | Epoxy | Epoxy | ||
| MSTC0805MW50-series | 0805 | M (MnCu alloy) | 0.50 Watt | R001 ~ 1M50 | 1% (F) | V | LV | 1.250.25 x 2.000.25 x 0.400.10 | Sn, Ni, Cu | Epoxy | Epoxy |
| MSTC0805MW50-series | 0805 | M (MnCu alloy) | 0.50 Watt | R002 | 1% (F) | V | LV | 1.250.25 x 2.000.25 x 0.400.10 | Sn, Ni, Cu | Epoxy | Epoxy |
| MSTC0805MW50-series | 0805 | M (MnCu alloy) | 0.50 Watt | R002 | 1% (F) | LV | 1.250.25 x 2.000.25 x 0.400.25 | Sn, Ni, Cu | Epoxy | Epoxy | |
| MSTC0805MW50-series | 0805 | M (MnCu alloy) | 0.50 Watt | R003 | 1% (F) | V | LV | 1.250.25 x 2.000.25 x 0.400.10 | Sn, Ni, Cu | Epoxy | Epoxy |
| MSTC0805MW50-series | 0805 | M (MnCu alloy) | 0.50 Watt | R003 ~ R020 | 1% (F) | LV | 1.250.25 x 2.000.25 x 0.400.25 | Sn, Ni, Cu | Epoxy | Epoxy | |
| MSTC1206M1W0-series | 1206 | M (MnCu alloy) | 1.0 Watt | R001 ~ 1M50 | 1% (F) | LV | 1.600.25 x 3.200.25 x 0.400.25 | Sn, Ni, Cu | Epoxy | Epoxy | |
| MSTC1206M1W0-series | 1206 | M (MnCu alloy) | 1.0 Watt | R002 | 1% (F) | LV | 1.600.25 x 3.200.25 x 0.400.25 | Sn, Ni, Cu | Epoxy | Epoxy | |
| MSTC1206M1W0-series | 1206 | M (MnCu alloy) | 1.0 Watt | R003 | 1% (F) | LV | 1.600.25 x 3.200.25 x 0.400.25 | Sn, Ni, Cu | Epoxy | Epoxy | |
| MSTC1206M1W0-series | 1206 | M (MnCu alloy) | 1.0 Watt | R004 ~ R020 | 1% (F) | LV | 1.600.25 x 3.200.25 x 0.400.25 | Sn, Ni, Cu | Epoxy | Epoxy |
Electrical Characteristics
| Part Number Series | Resistance Value (m) | Power Rating (Watt) | Resistance Tolerance (%) | TCR (ppm/) |
| MSTC0603MW33-series | R002~R020 | 0.33 | 1%(F) | 150 (2.5~5), 100 (6~20), 75 |
| MSTC0805MW50-series | R001~R020*LV | 0.5 | 1%(F) | 150 (1), 100 (1.5), 75 (2~5), 50 (6~20) |
| MSTC1206M1W0-series | R001~R020*LV | 1.0 | 1%(F) | 75 (1~4), 50 (5~20) |
| MSTC0402MW33-series | 2M50~R025 | 0.33 | 1%(F) | 150 (2.5~3), 100 (5~25) |
| MSTC0402MW25-series | R050 | 0.25 | 1%(F) | 100 (50) |
Product Characteristics and Reliability Test Standard
| Parameter | Conditions | Acceptance Criteria | IEC Standard |
| Short Time Over Load | P= 2.5Pr ; T=252C , t = 5sec. | (1.0%+0.5m) | 60115-1 4.13 |
| High Temp. Exposure | T = +1552C ; t = 1000h | (1.0%+0.5m) | 60115-1 4.25 |
| Low Temp. Storage | T = -552C ; t = 1000h | (1.0%+0.5m) | 60115-1 4.25 |
| Moisture Load Life | 6095RH 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 70C | Vtest = Vmax ; T=702C ;t= 90min ON , 30min OFF,1000h | (2.0%+0.5m) | 60115-1 4.25 |
| Solderability | Dip into solder at T = 2455C , t = 30.5sec. | The covered area >95% | 60115-1 4.17 |
| Resistance to Solder Heat | Through Reflow T= 2755C , t =201sec. | (1.0%+0.5m) | 60115-1 4.18 |
| Mechanical Shock | a =100G , t =11ms, 5 times shock | (1.0%+0.5m) | 60115-1 4.21 |
| Substrate Bending | Span:90mm ; Bend Width:2mm ; Testboard:GlassEpoxyBoard ; 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% for 2 years. Without dew in temperature +1060, relative humidity 95% for maximum 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 |
| MSTC0603MW33-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 | 0.50 | 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 temperaturehot air equipment350, 3~5seconds
Recommended reflow methods: IR, vapor phase oven, hot air oven.
Lot Acceptance Test Requirements
Visual: No outstanding stains, dirt, printing errors, or damage.
Dimensions: All dimensions within specified standards.
Resistance (Ro): Within specified standard range at 25 using 4-wire measurement.
2410121317_Walter-Elec-MSTC1206M1W0R001FLV_C970968.pdf
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