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Specifications
Power(Watts):
3W
Resistance:
40mΩ
Type:
Current Sense Resistor;Alloy Resistor
Tolerance:
±1%
Mfr. Part #:
RE2512F3R040
Package:
2512
Key Attributes
Model Number:
RE2512F3R040
Product Description
Alloy Resistor - Patch Resistor
High-power alloy current sense resistors designed for accurate current detection. Featuring SMD surface mount technology, high power handling up to 3W, and ultra-low resistance values (down to 0.0R). Ideal for applications requiring precise current monitoring in automotive electronics, power supplies, and consumer devices.
Product Attributes
- Product Type: Alloy Resistor, Patch Resistor
- Material: MnCu, CuNi, Kama
- Certifications: RoHS, REACH, AEC-Q200
Technical Specifications
| Size | Type | Rated Power (W) | Resistance Tolerance | Resistance Range (m) | Material | TCR (ppm/) | Operating Temperature Range | Insulation Resistance |
|---|---|---|---|---|---|---|---|---|
| 2512 (Large Electrode) | 2W/3W | <0.45 | F:1%, G:2%, J:5% | R0005RR004 | MnCu | 350 | -55~+170 | 100M |
| 2512 (Small Electrode) | 3W/4W | R001RR020 | F:1%, G:2%, J:5% | R001RR020 | MnCu | 50 | -55~+170 | |
| 2512 (Small Electrode) | 2W/3W | R001RR220 | F:1%, G:2%, J:5% | R001RR220 | MnCu | 50 | -55~+170 | |
| 2512 (Small Electrode) | 2W | R220RR500 | F:1%, G:2%, J:5% | R220RR500 | MnCu | 50 | -55~+170 | |
| 2512 (Large Electrode) | 2W/3W | <0.45 | F:1%, G:2%, J:5% | 0.5mR<1m | MnCu | 350 | -55~+170 | 100M |
| 2512 (Small Electrode) | 3W/4W | R001RR020 | F:1%, G:2%, J:5% | 1mR1.5m | MnCu | 350 | -55~+170 | 100M |
| 2512 (Small Electrode) | 2W/3W | R001RR220 | F:1%, G:2%, J:5% | 2mR20m | MnCu | 50 | -55~+170 | 100M |
| 2512 (Small Electrode) | 2W/3W | R220RR500 | F:1%, G:2%, J:5% | 20mR150m | MnCu | 50 | -55~+170 | 100M |
| 2512 (Small Electrode) | 2W | R220RR500 | F:1%, G:2%, J:5% | 150mR220m | CuNi | 50 | -55~+170 | 100M |
| 2512 (Small Electrode) | 2W | R220RR500 | F:1%, G:2%, J:5% | 220mR400m | CuNi | 50 | -55~+170 | 100M |
| 2512 (Small Electrode) | 2W | R220RR500 | F:1%, G:2%, J:5% | 400mR500m | Kama | 50 | -55~+170 | 100M |
Product Dimensions
| Size | Type | Length L(mm) | Width W(mm) | Thickness T(mm) | Electrode Width E(mm) |
|---|---|---|---|---|---|
| 2512 | Large Electrode | 6.40.2 | 3.20.2 | 0.80.08 | 2.20.2 |
| 2512 | Small Electrode | 6.40.2 | 3.20.2 | 0.80.08 | 1.00.2 |
Part Numbering Example
RE2512F3R010(L) = RE Series, 2512 Size, 3W, 1% Tolerance, 10m Resistance
- RE: Series
- 2512: Size
- F: Tolerance (F:1%, G:2%, J:5%)
- 3: Rated Power (A=1/2W, B=3/4W, 1=1W, 2=2W, 3=3W)
- R010: Resistance Value (R50m=0.5m, R002=2m, R010=10m, 1R5m=1.5m)
- L: Optional suffix
Marking Code Examples
- 0.5m: R50m
- 1m: R001
- 1.5m: 1R5m
- 2m: R002
- 5m: R005
- 10m: R010
- 15m: R015
- 20m: R020
- 25m: R025
- 30m: R030
- 35m: R035
- 40m: R040
- 50m: R050
- 57m: R057
- 60m: R060
- 68m: R068
- 75m: R075
- 80m: R080
- 90m: R090
- 100m: R100
- 120m: R120
- 130m: R130
- 140m: R140
- 150m: R150
- 160m: R160
- 180m: R180
- 200m: R200
- 220m: R220
- 250m: R250
- 270m: R270
- 300m: R300
- 330m: R330
- 360m: R360
- 400m: R400
- 500m: R500
Applications
- Automotive electronics
- Current sensor
- Power supplies
- Battery chargers
- Mobile phones
- Computers
- Consumer electronics
Performance Reliability Test Methods
| Item | Test Method | Conditions | Specification |
|---|---|---|---|
| Short Time Overload | IEC60115-1 4.13 | Applied 5.0 times of rated power for 5 seconds. | R% 1% |
| Temperature Coefficient | IEC60115-1 4.8 | Refer to Spec. | Refer to Spec. |
| Temperature Cycling | JESD22 Method JA-104 | 1000 Cycles (-55 to +125) | R% 1% |
| High Temperature Exposure | MIL-STD-202 Method 108 | 1000 hrs. @ T=125 | R% 1% |
| Low Temperature Operation | IEC60115-1 4.23.4 | 45 min. @ T=-55 | R% 1% |
| Biased Humidity | MIL-STD-202 METHOD 103 | 1000 hours 85/85%RH (10% operating power) | R% 1% |
| Solderability | J-STD-002B test B | 245 5 for 2~3 sec. | Min 95% coverage |
| Operational Life | MIL-STD-202 METHOD 108 | 702, rated current (1.5H on, 0.5H off) for 1000 hours | R% 1% |
| Resistance to Vibration | MIL-STD-202 METHOD 204 | 5g's for 20min, 12 cycles, 10-2000Hz | R% 1% |
| Resistance to Solder Heat | IEC60115-1 4.18 | 260 5 for 101 sec. | R% 1%, No visible damage |
| Terminal Bending | AEC-Q200-005 | Min 2mm deflection, 60 sec. | R% 1% |
| Mechanical Shock | MIL-STD-202 METHOD 213 | 100g's, 6ms, half sine shock pulse | R% 1% |
| Terminal Strength | AEC-Q200-006 | 17.7N (1.8Kg) for 601 seconds | R% 1% |
| Thermal Shock | MIL-STD-202 METHOD 107 | -55/+125, 300 cycles, 15 min dwell time | R% 1% |
| Flammability | UL-94 | V-0 or V-1 | Acceptable |
| ESD Test | AEC-Q200-002 | 2KV, 2 times/1s | R% 1% |
2508221508_JIERR-RE2512F3R040_C46961758.pdf
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