Product Overview
The TA-I TECHNOLOGY RLS Series are lead-free, halogen-free current sensing resistors manufactured using metal foil technology. These resistors are designed for accurate current measurement in various applications. They offer a wide range of resistance values, excellent power handling capabilities, and a broad operating temperature range, making them suitable for demanding industrial and electronic systems.
Product Attributes
- Brand: TA-I TECHNOLOGY CO., LTD.
- Series: RLS Series
- Certifications: Lead-Free, Halogen-Free
- Manufacturing Origin: Taiwan (Tao Yuan)
Technical Specifications
| Series | Size | Power (W) | Resistance Value (m) | Operation Temperature Range (C) | TCR (ppm/C) | Tolerance |
|---|---|---|---|---|---|---|
| RLS06 | 0603 | 0.50 | 5 ~ 20 | -55 to +155 | 50 | 1%, 2%, 5% |
| RLS10 | 0805 | 0.75 | 5 ~ 30 | -55 to +155 | 50 | 1%, 2%, 5% |
| RLS12 | 1206 | 1.0 | 5 ~ 40 | -55 to +155 | 50 | 1%, 2%, 5% |
| RLS25 | 2512 | 2.0 | 5 ~ 10 | -55 to +155 | 50 | 1%, 2%, 5% |
Dimensions
| Series | L (mm) | W (mm) | C (mm) | T (mm) |
|---|---|---|---|---|
| RLS06 | 1.60 0.20 | 0.80 0.20 | 0.40 0.20 | 0.60 0.20 |
| RLS10 | 2.00 0.20 | 1.25 0.20 | 0.40 0.30 | 0.70 0.20 |
| RLS12 | 3.20 0.20 | 1.60 0.20 | 0.50 0.30 | 0.70 0.20 |
| RLS25 | 6.40 0.20 | 3.20 0.20 | 0.90 0.20 | 0.70 0.20 |
Marking
- 0805 to 2512: Resistance value expressed by 3 digits (e.g., 005 = 0.005, 010 = 0.010, 6.5 = 0.0065).
- 0603: No Marking.
Reliability Tests
| Test Item | Condition of Test | Test Limits |
|---|---|---|
| Temperature Coefficient of Resistance | +25 ~ +125 | Refer 4.0 |
| Load Life | 1000 hours at rated power, 70, 1.5h ON, 0.5h OFF | < 1% |
| Short Time Overload | 5 X rated power for 5s | < 1% |
| Moisture no Load | 85, 85%RH, 1000hrs | < 1% |
| Temperature cycle | -55 & +155, 100 cycles, 15min per extreme condition | < 1% |
| Resistance to Soldering Heat | 2605 for 101 sec | < 0.5% |
| Solderability | 2455, 20.5sec | At least 95% of surface area of electrode shall be covered with new solder |
| High Temperature Exposure | 155, 1000hrs | < 1% |
| Low Temperature Storage | -55, 1000hrs | < 1% |
| Substrate Bending | Bending width 2mm | < 0.5% |
| Insulation Resistance | 100V DC for 1 minute | >100 M |
Rated Current & Voltage Calculation
The rated Current and Voltage are calculated by the following formula:
I = (Rated Current in Amperes)
V = (Rated Voltage in Volts)
Where:
- I: Rated Current (A)
- V: Rated Voltage (V)
- P: Rated Power (W)
- R: Resistance Value ()
Recommended Solder Pad Dimension
| Series | Resistance (m) | A (mm) | L (mm) | B (mm) | |
|---|---|---|---|---|---|
| Min | Max | ||||
| RLS06 | 5 | 20 | 1.0 | 2.8 | 0.6 |
| < 5 or > 20 | 0.85 | ||||
| RLS10 | 5 | 10 | 1.4 | 3.2 | 0.8 |
| 10 | 30 | 1.2 | |||
| RLS12 | 5 | 10 | 1.8 | 4.7 | 1.2 |
| 10 | 40 | 2.2 | |||
| RLS25 | 5 | 10 | 3.6 | 7.9 | 4.6 |
Note: The copper foil minimum thickness of PCB needs 3 oz.
Number of Package
| Series | Pieces/Package |
|---|---|
| RLS06 | 5000 |
| RLS10 | 4000 |
| RLS12 | 4000 |
| RLS25 | 4000 |
Packaging Tape Dimension
| Packing Type | A (mm) | B (mm) | W (mm) | F (mm) | E (mm) | P1 (mm) | P2 (mm) | P0 (mm) | D0 (mm) | T (mm) |
|---|---|---|---|---|---|---|---|---|---|---|
| Paper | 1.10 | 1.90 | 8.00 | 3.50 | 1.75 | 4.00 | 2.00 | 4.00 | 1.55 | 0.85 |
| Embossed RLS06 | 1.60 | 2.40 | 8.00 | 3.50 | 1.75 | 4.00 | 2.00 | 4.00 | 1.55 | 1.05 |
| Embossed RLS10 | 2.00 | 3.60 | 8.00 | 3.50 | 1.75 | 4.00 | 2.00 | 4.00 | 1.55 | 1.05 |
| Embossed RLS12 | 3.60 | 6.90 | 12.0 | 5.50 | 1.75 | 4.00 | 2.00 | 4.00 | 1.55 | 0.85 |
| Embossed RLS25 |
Reel Specification
| Series | A (mm) | B (mm) | C (mm) | W (mm) | T (mm) |
|---|---|---|---|---|---|
| RLS06 | 180 2.0 | 60 1.0 | 13.01.0 | 9.01.0 | 11.41.0 |
| RLS10 | |||||
| RLS12 | |||||
| RLS25 | 180 2.0 | 60 1.0 | 13.01.0 | 13.01.0 | 15.41.0 |
Storage Conditions
Temperature: 5~35, Humidity: 40%~75%
Shelf Life
2 years from manufacturing date.
Recommended IR Reflow Profile
(solder: Sn96.5 / Ag3 / Cu0.5) Alloyed Re-flow times: 3 times
Remark: To avoid discoloration phenomena of chip on terminal electrodes, please use N2 Re-flow furnace.
| Profile Feature | Specification |
|---|---|
| Average ramp-up rate (Tsmax to Tp) | 3 / second max. |
| Preheat - Temperature Min (Tsmin) | 150 |
| Preheat - Temperature Max (Tsmax) | 200 |
| Preheat - Time (Tsmin to Tsmax) (ts) | 60 -150 seconds |
| Time maintained above - Temperature (TL) | 217 |
| Time maintained above - Time (TL) | 60-120 seconds |
| Peak Temperature (Tp) | 260 |
| Time within 5 0 of actual Peak Temperature (tp) | 10 seconds |
| Ramp-down Rate | 6/second max. |
| Time 25 to Peak Temperature | 8mimutes max. |
Manufacturing Country & City
TA-I TECHNOLOGY CO., LTD. (Taiwan Tao Yuan)
Associated companies:
- TA-I TECHNOLOGY (SU ZHOU) CO., LTD. (China Su Zhou)
- TA-I TECHNOLOGY ELECTRONIC (DONGGUAN) CO., LTD. (China Dongguan)
- FORTUNE TASK RESISTOR FACTORY (China Dongguan)
- TAI OHM ELECTRONICS (M) SDN. BHD. (Malaysia Penang)
- P.T.TAI ELECTRONIC Indonesia (Indonesia Jakarta)
2504101957_TA-I-Tech-RLS06FTSR010_C912208.pdf
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