Metal Alloy Shunt Resistor EVER OHMS SR251260F0m30SZ for High Precision Current Sensing Applications
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Product Description
SR Series Metal Alloy Shunt Two Terminal Low-Resistance Resistor
The SR Series Metal Alloy Shunt Resistors are designed for high-precision current sensing and voltage division applications. They offer excellent long-term stability, low resistance, and low TCR (Temperature Coefficient of Resistance), making them ideal for power modules, high current applications, power supplies, motor drivers, industrial battery management systems, and automotive parts. These resistors are RoHS compliant, halogen-free, lead-free, and AEC-Q200 compliant, providing excellent anti-surge ability.
Product Attributes
- Brand: Not specified in the provided text
- Origin: Not specified in the provided text
- Material: MnCuSn, MnCu, FeCrAl, NiCrAl
- Color: Not specified in the provided text
- Certifications: RoHS compliant, halogen free, Lead free, AEC-Q200 compliant
Technical Specifications
| Type | Resistance Range (m) | Power Rating at 70C (W) | T.C.R. (ppm/C) | Max. Rating Current (A) | Max. Overload Current (A) | Material | Operating Temperature Range (C) | Dimension (mm) L x W x H |
| SR1206 | 0.3 | 2W | 300 | 81.6 | 182.57 | MnCuSn | -65 ~ +170 | 3.2 x 1.65 x 0.3 |
| SR1206 | 0.5 | 2W | 200 | 63.24 | 141.42 | MnCuSn | -65 ~ +170 | 3.2 x 1.65 x 0.3 |
| SR1206 | 1 | 2W | 150 | 44.72 | 100 | MnCu | -65 ~ +170 | 3.2 x 1.65 x 0.3 |
| SR2512 | 0.25 | 6W | 200 | 154.92 | 346.41 | MnCuSn | -65 ~ +170 | 6.5 x 3.25 x 0.3 |
| SR2512 | 0.3 | 6W | 150 | 141.42 | 316.22 | MnCuSn | -65 ~ +170 | 6.5 x 3.25 x 0.3 |
| SR2512 | 0.5 | 6W | 115 | 109.54 | 244.94 | MnCu | -65 ~ +170 | 6.5 x 3.25 x 0.3 |
| SR2512 | 0.75 | 5W | 115 | 81.65 | 182.57 | MnCu | -65 ~ +170 | 6.5 x 3.25 x 0.3 |
| SR2512 | 1 | 5W | 100 | 70.71 | 158.11 | MnCu | -65 ~ +170 | 6.5 x 3.25 x 0.3 |
| SR2512 | 2 | 5W | 50 | 50 | 111.80 | FeCrAl | -65 ~ +170 | 6.5 x 3.25 x 0.3 |
| SR2512 | 3 | 4W | 50 | 36.51 | 81.65 | FeCrAl | -65 ~ +170 | 6.5 x 3.25 x 0.3 |
| SR2512 | 4 | 3W | 50 | 27.38 | 61.23 | FeCrAl | -65 ~ +170 | 6.5 x 3.25 x 0.3 |
| SR2512 | 4 | 3W | 50 | 27.38 | 61.23 | NiCrAl | -65 ~ +170 | 6.5 x 3.25 x 0.3 |
| SR2512 | 5 | 2.5W | 50 | 22.36 | 50 | FeCrAl | -65 ~ +170 | 6.5 x 3.25 x 0.3 |
| SR3920 | 0.2 | 12W | 200 | 244.94 | 547.72 | MnCuSn | -65 ~ +170 | 10.2 x 5.20 x 0.3 |
| SR3920 | 0.3 | 10W | 150 | 182.57 | 408.24 | MnCu | -65 ~ +170 | 10.2 x 5.20 x 0.3 |
| SR3920 | 0.5 | 9W | 75 | 134.16 | 300 | MnCu | -65 ~ +170 | 10.2 x 5.20 x 0.3 |
| SR3920 | 1 | 8W | 50 | 89.44 | 200 | FeCrAl | -65 ~ +170 | 10.2 x 5.20 x 0.3 |
| SR3920 | 1 | 7W | 50 | 83.66 | 187.08 | MnCu | -65 ~ +170 | 10.2 x 5.20 x 0.3 |
| SR3920 | 1.5 | 7W | 50 | 68.31 | 152.75 | FeCrAl | -65 ~ +170 | 10.2 x 5.20 x 0.3 |
| SR3920 | 2 | 6W | 50 | 54.77 | 122.47 | FeCrAl | -65 ~ +170 | 10.2 x 5.20 x 0.3 |
| SR3920 | 3 | 5W | 50 | 40.82 | 91.28 | FeCrAl | -65 ~ +170 | 10.2 x 5.20 x 0.3 |
| SR3920 | 4 | 4W | 50 | 31.62 | 70.71 | FeCrAl | -65 ~ +170 | 10.2 x 5.20 x 0.3 |
| SR3920 | 5 | 3W | 50 | 24.49 | 54.77 | FeCrAl | -65 ~ +170 | 10.2 x 5.20 x 0.3 |
| SR5930 | 0.2 | 15W | 100 | 273.86 | 612.37 | MnCu | -65 ~ +170 | 15 x 7.75 x 0.3 |
| SR5930 | 0.3 | 10W | 100 | 182.57 | 408.24 | MnCu | -65 ~ +170 | 15 x 7.75 x 0.3 |
| SR5930 | 0.5 | 8W | 75 | 126.49 | 282.84 | MnCu | -65 ~ +170 | 15 x 7.75 x 0.3 |
| SR5930 | 1 | 8W | 50 | 89.44 | 200 | FeCrAl | -65 ~ +170 | 15 x 7.75 x 0.3 |
| SR5930 | 2 | 7W | 50 | 59.16 | 132.28 | FeCrAl | -65 ~ +170 | 15 x 7.75 x 0.3 |
| SR5930 | 3 | 5W | 50 | 40.82 | 91.28 | FeCrAl | -65 ~ +170 | 15 x 7.75 x 0.3 |
Reliability Test Requirements
| Test Item | Test Method | Requirements |
| Temperature Coefficient of Resistance (T.C.R) | JIS-C-5201-1 4.8 / IEC-60115-1 4.8 | R/R1 (1.0%+0.0005 ) |
| Short Time Overload | JIS-C-5201-1 4.13 / IEC-60115-1 4.13 | R/R1 (1.0%+0.0005 ) |
| High Temperature Exposure (Storage) | MIL-STD-202 Method 108 | R/R1 (1.0%+0.0005 ) |
| Temperature Cycling | JESD22 Method JA-104 | R/R1 (1.0%+0.0005 ) |
| Biased Humidity | MIL-STD-202 Method 103 | R/R1 (1.0%+0.0005 ) |
| Operation Life | MIL-STD-202 Method 108 Condition D | R/R1 (1.0%+0.0005 ) |
| Moisture Resistance | MIL-STD-202, Method 106 | R/R1 (1.0%+0.0005 ) |
| Mechanical Shock | MIL-STD-202 Method 213 | R/R1 (0.5%+0.0005 ) |
| Vibration | MIL-STD-202 Method 204 | R/R1 (0.5%+0.0005 ) |
| Board Flex | AEC Q200-005 | R/R1 (1.0%+0.0005 ) |
| Solderability | J-STD-002 | >95% coverage(electrode area) |
Recommended Land Pattern Design (mm)
| TYPE | Resistance Range | a | b | i |
| SR1206 | 0.3m ~1m | 2.10 | 1.80 | 1.40 |
| SR2512 | 0.25m ~5m | 1.80 | 3.40 | 3.80 |
| SR3920 | 2.70 | 6.20 | 5.60 | |
| SR5930 | 0.2m ~3m | 5.20 | 8.75 | 5.60 |
Packing Quantity
| TYPE | PCS /Reel |
| SR1206 | 2,000 |
| SR2512 | 4,000 |
| SR3920 | 3,000 |
| SR5930 | 2,000 |
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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