Products › SMD Resistors › SMD Metal Film Resistors
SMD Metal Film Resistors
- Compact, high power
- Ultra-low TCR
- High precision, good stability
- SMD carrier-tape packaging
- Efficient PCB assembly
- Resistance: 0.1Ω to 1MΩ
- Tolerance: ±0.1%, ±0.5%, ±1%, ±2%, ±5%
Applications: High-precision instruments and meters, electronic equipment, color televisions, air conditioners, precision electronic scales, constant-current power supplies, audio equipment, etc.
Dimensions & Specifications
| Specifications | Dimensions (Unit: mm) | |||
|---|---|---|---|---|
| Model | Rated Power | φD (mm) | L (mm) | K (mm) |
| 0207 | 1/2W=1WS | ≤2.5 | 5.7±0.5 | ≤2.3 |
| 0309 | 1W=2WS | ≤3.5 | 8.7±0.5 | ≤3.3 |
| 0411 | 2W=3WS | ≤4.5 | 10.7±0.5 | ≤3.5 |
| 0516 | 3W=5WS | ≤6.5 | 14.7±0.5 | ≤4.5 |
Swipe horizontally to view the full table →
If the rated voltage exceeds the maximum working voltage, use the maximum working voltage.
Electrical Characteristics
| Test Item | Technical Requirements | Test Conditions |
|---|---|---|
| Operating Temperature Range | -55°C to +125°C | |
| Temperature Characteristic | ±100ppm | Test temperature: room temperature +100°C |
| Short-Time Overload | ±(0.5%+0.05Ω) | 2.5 times rated voltage or twice the limiting voltage, whichever is lower, for 5 s |
| Temperature Cycling | ±(0.5%+0.1Ω) | -55°C to +125°C; 5 cycles |
| Damp-Heat Load | ±(2%+0.1Ω) | At 40°C and 95% RH, apply rated voltage for 1.5 h ON / 0.5 h OFF, for 1000 h |
| Load Life | ±(2%+0.1Ω) | At 25°C, apply rated voltage for 1.5 h ON / 0.5 h OFF, for 1000 h |
| Solderability | At least 95% coverage | 255°C for 3 s |
| Resistance to Soldering Heat | ±(0.5%+0.05Ω) | 350°C for 3 s |
Swipe horizontally to view the full table →
Test standard: GB/T5729 (JIS5202)
Technical Details
Load Derating Curve
Y axis: Rated Power (%)
X axis: Ambient Temperature (°C)
Product Structure
- A: End cap
- B: Ceramic core
- C: Resistive film
- D: Insulating coating
- E: Color-code bands
