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Specifications
Power(Watts):
500mW
Resistance:
13mΩ
Temperature Coefficient:
±50ppm/℃
Tolerance:
±1%
Mfr. Part #:
STE0603MW50R013F
Package:
0603
Key Attributes
Model Number:
STE0603MW50R013F
Product Description
Product Overview
The STE series Metal Foil Current Sensing Resistors are designed for precise current measurement applications. These resistors offer high accuracy and reliability, making them suitable for various industrial and electronic systems requiring accurate current monitoring.
Product Attributes
- Brand: STE series
- Material: Metal Foil (MnCu alloy, Alloy, Special)
- Substrate: Alumina Ceramic
- Protective Coating: Flame-retardant epoxy, meets UL-94-V0 requirements (Green)
- Marking Coating: Flame-retardant epoxy, meets UL-94-V0 requirements (Black)
Technical Specifications
| Part Number Series | Dimensions (W x L x T) (mm) | Nominal Resistance Value (m) | Power Rating (Watt) | Resistance Tolerance (%) | TCR (ppm) |
| STE0603*W50-series | 0.900.20 x 1.700.20 x 0.650.20 | R005~R60 | 0.50 | 0.5%(D) / 1%(F) | 50 / 100 |
| STE0805*W75-series | 1.350.20 x 2.100.20 x 0.650.20 | R003~R200 | 0.75 | 0.5%(D) / 1%(F) | 50 / 100 |
| STE1206*1W0-series | 1.700.20 x 3.300.20 x 0.650.20 | R003~R400 | 1.0 | 0.5%(D) / 1%(F) | 50 / 100 |
| STE2010*1W5-series | 2.600.20 x 5.100.20 x 0.650.20 | R002~R400 | 1.5 | 0.5%(D) / 1%(F) | 50 / 100 |
| STE2512*2W0-series | 3.200.30 x 6.400.30 x 0.650.20 | R002~R400 | 2.0 | 0.5%(D) / 1%(F) | 50 / 100 |
| STE3921*3W0-series | 5.100.30 x 11.100.30 x 0.650.20 | R002~R100 | 3.0 | 0.5%(D) / 1%(F) | 50 / 100 |
| STE4527*4W0-series | 7.101.0 x 11.601.0 x 0.650.30 | R002~R100 | 4.0 | 0.5%(D) / 1%(F) | 50 / 100 |
Reliability Test Standards
| Test Method | Conditions | Requirements |
| Short Time Over Load | P= 2.5Pr ; T=252C , t = 5sec. | (1.0%+0.5m) |
| High Temp. Exposure | T = +1702C ; t = 1000h | (1.0%+0.5m) |
| Low Temp. Storage | T = -552C ; t = 1000h | (1.0%+0.5m) |
| Moisture Load Life | 6095RH Vtest = Vmax ; T=602C ; RH=95% ; t= 90min ON , 30min OFF , 1000h | (2.0%+0.5m) |
| Thermal Shock | [-55C 30min. R.T. 3min. +155C 30min. R.T. 3min ], 100 Cycles | (1.0%+0.5m) |
| Load Life at 70C | Vtest = Vmax ; T=702C ;t= 90min ON , 30min OFF,1000h | (2%+0.5m) |
| Solderability | Dip into solder at T = 2455C , t = 30.5sec. | The covered area >95% |
| Resistance to Solder Heat | Through Reflow T= 2755C , t =201sec. | (1.0%+0.5m) |
| Mechanical Shock | a =100G , t =11ms, 5 times shock | (1.0%+0.5m) |
| Substrate Bending | Span=90mm ; Bend=2mm ; Test board=Glass-Epoxy Board ; Thickness=1.6mm | (1.0%+0.5m) |
Environmental Characteristics
Operating Temperature Range: -55155
Storage Conditions:
- Under airtight in temperature +1040, relative humidity 75% can store for 2 years.
- Without dew in temperature +1060, relative humidity be 95% maximum value for 30 days.
Recommended Solder Pad Dimensions and Welding Conditions
| Part Number Series | P (mm) | W (mm) | D (mm) | Loading (Watt) |
| STE0603MW50-series | 0.50 | 0.92 | 1.35 | 0.50w |
| STE0603MW50-series | 0.60 | 0.92 | 1.30 | 0.50w |
| STE0805MW75-series | 0.50 | 1.44 | 1.55 | 0.75w |
| STE0805MW75-series | 0.80 | 1.44 | 1.40 | 0.75w |
| STE1206M1W0-series | 0.60 | 1.84 | 2.10 | 1.0w |
| STE1206M1W0-series | 1.20 | 1.84 | 1.80 | 1.0w |
| STE2010M1W5-series | 0.70 | 2.88 | 3.65 | 1.5w |
| STE2010M1W5-series | 2.70 | 2.88 | 2.65 | 1.5w |
| STE2512M2W0-series | 0.60 | 3.57 | 4.35 | 2.0w |
| STE2512M2W0-series | 0.90 | 3.57 | 4.20 | 2.0w |
| STE2512M2W0-series | 3.10 | 3.57 | 3.10 | 2.0w |
| STE3921M3W0-series | 1.10 | 5.75 | 6.45 | 3.0w |
| STE3921M3W0-series | 1.70 | 5.75 | 6.15 | 3.0w |
| STE3921M3W0-series | 5.00 | 5.75 | 4.50 | 3.0w |
| STE4527M4W0-series | 1.20 | 8.05 | 6.65 | 4.0w |
| STE4527M4W0-series | 5.20 | 8.05 | 4.65 | 4.0w |
Recommended Customer Soldering Parameters:
Wave Solder Temperature Condition:
- Preheating: 100~130, max. 100 sec.
- Soldering: 250~265 max. 10 sec.
- Maximum temperature: 2605, max. 10sec.
Solder Reflow Temperature Condition:
- Preheating: 145 15, max. 120 sec.
- Soldering: min. 220, max. 60 sec.
- Maximum temperature: 2605, max. 10sec.
2410121318_Walter-Elec-STE0603MW50R013F_C156370.pdf
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