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Specifications
Resistance:
7mΩ
Power(Watts):
2W
Type:
Current Sense Resistor
Tolerance:
±1%
Mfr. Part #:
MSH2512N2W0R007F
Package:
2512
Key Attributes
Model Number:
MSH2512N2W0R007F
Product Description
MSH2512 Series Current Sensor Resistor
The MSH2512 series are pure metal, short electrode, two-terminal, high-power current sensing resistors designed for precise current measurement applications. They utilize a metal alloy resistive element with nickel/tin terminals and a flame-retardant epoxy coating meeting UL-94-V0 requirements.
Product Attributes
- Brand: MSH
- Material: Metal Alloy (Resistive element), Ni/Sn (Terminal electrode), Flame-retardant epoxy (Protective coating)
- Color: Black (Protective coating)
- Certifications: UL-94-V0 (Protective coating)
Technical Specifications
| Part Number Series | Size | Material | Power Rating | Nominal Resistance Value | Resistance Tolerance | Dimensions (L x W x T) | Operating Temperature Range |
| MSH2512N2W0-series | 0.25x0.12 | Alloy | 2W | R001~R010 (1m to 10m) | F=1%, G=2%, H=3%, J=5% | 6.400.20mm x 3.200.20mm x 1.200.2mm | -55170 |
| MSH2512N3W0-series | 0.25x0.12 | Alloy | 3W | R001~R010 (1m to 10m) | F=1%, G=2%, H=3%, J=5% | 6.400.20mm x 3.200.20mm x 1.200.2mm | -55170 |
Electrical Characteristics
| Part Number Series | Resistance Value (m) | Power Rating (Watt) | Resistance Tolerance (%) | TCR (ppm) |
| MSH2512N2W0-series | 1~3 | 2 | 1%(F) | 100 |
| MSH2512N2W0-series | 4~10 | 2 | 1%(F) | 75 |
| MSH2512N3W0-series | 1~3 | 3 | 1%(F) | 100 |
| MSH2512N3W0-series | 4~10 | 3 | 1%(F) | 75 |
Reliability Test Standard
| Parameter | Conditions | Requirements | Test Method |
| Short Time Over Load | 2W: R001:P=3Pr; R002~R010:P=5Pr; T=252C, t=5sec. 3W: P=3Pr; 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 | 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. +150C 30min. R.T. 3min ], 100Cycles | (1.0%+0.5m) | IEC60115-1 4.19 |
| Load Life at 70C | Vtest=Vmax; T=702C; t=90min ON, 30min OFF, 1000h | (2%+0.5m) | 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=2655C, 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, Thickness=1.6mm | (1.0%+0.5m) | IEC60115-1 4.33 |
Storage Conditions
Under airtight conditions at +1040 and 75% relative humidity for 2 years. Without dew at +1060 and 95% relative humidity for a maximum of 30 days.
Packaging Information
| Type Number | Quantity (pcs) | Weight (g) | Reel Diameter A5 (mm) | Reel Core N2 (mm) | Tape Width W11 (mm) |
| MSH2512N2W0-series | 1,500 | 26525 | 178 | 60 | 13 |
| MSH2512N3W0-series | 1,500 | 26525 | 178 | 60 | 13 |
Peeling Strength of Seal Tape
F = 0.1 1.0N (10 - 100gf)
2409271832_Walter-Elec-MSH2512N2W0R007F_C475781.pdf
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