AUTOMOBIEL TOEPASSINGEN
Dunne film precisie weerstand 0,01%, TC2ppm, draadgebonden, anti-corrosief, MELF. Stroomdetectie, Metaal,...
Lees verdermetalen weerstanden
Metalen strip ultra lage ohmse weerstand voor het detecteren van grote stromen, bestand tegen hoge temperaturen. Lage TCR voor stabiele weerstandsverandering bij hoge temperaturen.
LR Series2512 Ā±1% 150 2W Series3.5mĪ©
Grootte | Tolerantie | TCR (ppm /ā) | Vermogen | Weerstand (Ohm) |
---|---|---|---|---|
2512 | Ā±1% | 150 | 2W | 3.5m |
Item Part No. | Power Rating at 70Ā°C | Operating Temp. Range | Resistance Range (mĪ©) | TCR (PPM/Ā°C) | ||
---|---|---|---|---|---|---|
Ā±1% | Ā±3% | Ā±5% | ||||
LR12ā”TDSā”ā”ā”ā” | 2W | -55 ~ +155°C | 0.5, 0.75, 1, 1.5, 2 | Ā±50 | ||
LR12ā”TWSā”ā”ā”ā” | 2W | -55 ~ +155°C | 6, 6.5, 7 | Ā±75 | ||
LR12ā”TESā”ā”ā”ā” | 2W | -55 ~ +155°C | 4, 5, 10 | Ā±100 | ||
LR12ā”TKSā”ā”ā”ā” | 2W | -55 ~ +155°C | 2.5, 3 | Ā±150 |
Operating Current =ā(P/R), Operating Voltage=ā(P*R)
☑ Viking has the ability of manufacture following options based on customer's requirement..
Resistance | 1mΩ | 2mΩ | 7mΩ | 10mΩ |
---|---|---|---|---|
Codes | R001 | R002 | R007 | R010 |
Item/th> | Requirement | Test Method |
---|---|---|
Temperature Coefficient of Resistance (T.C.R.) | As Spec. | MIL-STD-202 Method 304 +25~125°C, 25°C is the reference temperature |
Short Time Overload | ±0.5% | JIS-C-5201-1 5.5 5*rated power for 5 seconds |
Endurance | ±1% | MIL-STD-202 Method 108A 70±2°C, RCWV for 1000 hrs with 1.5 hrs āONā and 0.5 hr āOFFā |
Dry Heat | ±1% | JIS-C-5201-1 7.2 at +170°C for 1000 hrs |
Solderability | 95% min. coverage | MIL-STD-202 Method 208H 245±5°C for 3 seconds |
Resistance to Soldering Heat | ±0.5% | MIL-STD-202 Method 210E 260±5°C for 10 seconds |
Thermal Shock | ±0.5% | MIL-STD-202 Method 107G -55°C ~ 150°C, 100 cycles |
RCWV(Rated Continuous Working Voltage)= √(P*R) or Max. Operating Voltage whichever is lower.
☑ Storage Temperature: 15~28°C; Humidity < 80%RH
☑ Green coating āReflow Air Convection āis available
☑ Green coating can't be working with wave soldering bath
1. LR12 4-wire precision measurement (Black Coating)
ā Equipment: ADEX AX-1152D DC Low Ohm Meter
ā Excitation Current: 3A (0.5mĪ©~1.5 mĪ©)
1A (2mĪ©~10mĪ©)
2. LR12 4-wire pad layout (recommended for precision current sensing)
ā Note: No circuits between pads to avoid short circuit
3. LR12 2-wire pad layout
ā Note: No circuits between pads to avoid short circuit
Embossed Plastic Tape Specifications
Type | Resistance (mĪ©) | A | B | W | E | F | P0 | P1 | P2 | ΦD0 | ΦD1 | T | Quantity (EA) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LR06 | 0.5 - 10 | 1.90Ā±0.1 | 3.60Ā±0.1 | 8.0Ā±0.2 | 1.75Ā±0.1 | 3.5Ā±0.05 | 4.0Ā±0.1 | 4.0Ā±0.1 | 2.0Ā±0.05 | 1.55Ā±0.05 | 1.0min. | 0.87Ā±0.1 | 2,000 |
LR10 | 0.5 - 10 | 2.85Ā±0.1 | 5.55Ā±0.1 | 12.0Ā±0.2 | 1.75Ā±0.1 | 5.5Ā±0.05 | 4.0Ā±0.1 | 4.0Ā±0.1 | 2.0Ā±0.05 | 1.55Ā±0.05 | 1.4min. | 0.85Ā±0.1 | 2,000 |
LR12 | 0.50 - 0.75 | 3.40Ā±0.1 | 6.75Ā±0.1 | 12.0Ā±0.1 | 1.75Ā±0.1 | 5.5Ā±0.05 | 4.0Ā±0.1 | 4.0Ā±0.1 | 2.0Ā±0.05 | 1.55Ā±0.05 | 1.4min. | 1.45Ā±0.2 | 2,000 |
1 - 10 | 0.81Ā±0.1 |
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