Firstohm SFP(V) - Stabilized Film Power MELF Resistor, Vehicle Grade
The Firstohm SFP(V) series is a range of Stabilized Film Power MELF (Metal Electrode Leadless Face) resistors designed for automotive applications. These resistors offer AEC-Q200 compliance, low temperature coefficients, excellent stability, superior power handling, and anti-sulfuration resistance. They are suitable for applications requiring high reliability and performance under demanding conditions.
Product Attributes
- Brand: Firstohm
- Certifications: AEC-Q200 Compliant, RoHS
- Material: Stabilized Film Power
- Grade: Vehicle Grade
Technical Specifications
| Type | Power Rating (at 70C) | Max. Working Voltage | Max. Overload Voltage | Min. Resistance | Max. Resistance | Resistance Tolerance | Temperature Coefficient (PPM/C) | Operating Temperature Range (C) | Dielectric Withstanding Voltage (VAC or DC) | Dimensions (L x D1 x D2, mm) | Net Weight (per 1000 pcs) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SFP204V | 0.4W | 200V | 400V | 0.22 | 1M | 1% ~ 5% | 25, 50 | -55 ~ +155 | 200V | 3.52 0.15 x 1.35 0.1 x D1+0.02/-0.15 | 17 grams |
| SFP101V | 1W | 350V | 700V | 0.5 | 1M | 1% ~ 5% | 25, 50 | -55 ~ +155 | 500V | 5.90 0.20 x 2.20 0.1 x D1+0.02/-0.2 | 66 grams |
| SFP201V | 2W | 400V | 800V | 0.5 | 1M | 1% ~ 5% | 25, 50 | -55 ~ +155 | 700V | 8.50 0.50 x 3.00 0.2 x D1+0.05/-0.35 | 186 grams |
| SFP301V | 3W | 400V | 800V | 0.5 | 1M | 1% ~ 5% | 25, 50 | -55 ~ +155 | 1000V | 10.50 0.50 x 4.00 0.5 x D1+0.05/-0.45 | 446 grams |
Performance Specifications
| Characteristic | Test Conditions | Limits |
|---|---|---|
| High Temperature Exposure (Storage) | IEC 60115-1 4.25.3, 1,000 hours at 155C without load | <1 5%; 1 to <332K 2%; 332K to 1M 5% |
| Temperature Cycling | AEC-Q200 REV D. Stress NO.4, -55C 30min, +125C 30min, 1,000 cycles | 1% |
| Biased Humidity | AEC-Q200 REV D. Stress NO.7, 1,000 hours at 85C and 85% RH with 10% operating power | < 10K 1.5%; 10K to <332K 2%; 332K to 1M 5% |
| Load Life | IEC 60115-1 4.25.1, Rated load, 1,000 hours (1.5h ON, 0.5h OFF, at 70C) | 3% |
| Load Life (AEC-Q200) | AEC-Q200 REV D. Stress NO.8, 1,000 hours at 125C with de-rated continuous working voltage | 5% |
| Resistance to Solvents | AEC-Q200 REV D. Stress NO.12 | No visible damage on appearance and marking |
| Mechanical Shock | AEC-Q200 REV D. Stress NO.13 (Peak value: 100 g's, Duration: 6 ms) | 0.5% |
| Vibration | AEC-Q200 REV D. Stress NO.14 (5 g's for 20 min., 10 - 2,000 Hz) | 0.5% |
| Resistance to Soldering Heat | AEC-Q200 REV D. Stress NO.15 (Dip in solder bath at 2605C for 101 sec) | 0.5% |
| Anti-sulfuration test | EIA-977 (conditions B), 750 hours at (1052)C without load | 1% / 5% |
| ESD | AEC-Q200 REV D. Stress NO.17 (Human body model, 2KV) | 0.5% |
| Solderability | AEC-Q200 REV D. Stress NO.18 (Solder area covered after (2353)C/(20.2) sec) | 95% min. coverage |
| Flammability | AEC-Q200 REV D. Stress NO.20 (UL-94) | V-0 or V-1 |
| Board Flex | AEC-Q200 REV D. Stress NO.21 | 0.5% |
| Terminal Strength | AEC-Q200 REV D. Stress NO.22 (Force of 1.8kg for 60 seconds) | 0.5% |
| Short Time Overload | IEC 60115-1 4.13 (5 seconds 2.5x rated voltage) | 0.5% |
| Climatic test | IEC 60115-1 4.23 | 1% |
| Load Life In Humidity | IEC 60115-1 4.24 (56 days rated load at (402)C and (933)% RH) | 3% |
| Single pulse high voltage overload | IEC 60115-1 4.27 (5 pulses of 1.2/50s at 10x rated voltage) | 0.75% |
| Periodic Electric Overload | IEC 60115-1 4.39 (3.9x rated voltage, 0.1s ON, 2.5s OFF for 1,000 cycles) | 1% |
Suggested Pad Layout
| Type | Soldering Mode | Pad Length (L, mm, Min.) | Pad Spacing (P, mm) | Pad Width (W, mm, Min.) |
|---|---|---|---|---|
| SFP204V | Reflow | 1.3 | 1.6 0.1 | 1.6 |
| SFP204V | Wave | 1.5 | 1.5 0.1 | 1.8 |
| SFP101V | Reflow | 2.0 | 3.0 0.1 | 3.0 |
| SFP101V | Wave | 2.5 | 3.0 0.1 | 3.0 |
| SFP201V | Reflow | 3.0 | 4.9 0.3 | 3.7 |
| SFP201V | Wave | 3.5 | 4.8 0.3 | 4.0 |
| SFP301V | Reflow | 4.0 | 6.2 0.4 | 5.0 |
| SFP301V | Wave | 4.5 | 6.0 0.4 | 5.0 |
Note: For better heat dissipation / lower heat resistance, increase W & L.
2410121933_Firstohm-First-Resistor---Condenser-SFP204VF6R80TKRTR3K0_C916035.pdf
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