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| Categories | PPTC Resettable Fuse |
|---|---|
| Brand Name: | RFan |
| Model Number: | JK250-1200U |
| Certification: | UL.TUV.ROHS |
| Place of Origin: | China |
| MOQ: | 1000 |
| Price: | 0.03-0.5 |
| Packaging Details: | 1000/Bag |
| Agency Approvals: | UL, CSA, TUV |
| Operating Voltage Range: | 6V - 60V |
| Current Rating: | 0.1A - 100A |
| Rohs Compliant: | Yes |
| Maximum Power Dissipation: | 1W - 10W |
| Voltage Rating: | 6V - 60V |
| Maximum Resettable Temperature: | 125°C |
| Maximum Time To Trip: | 1 second |
| Company Info. |
| Yantai Rongfan Electronic Technology Co., Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
ProductDimensions
Unit :mm
JK250 Series
| Model | Dimensions(mm) | Lead material | Shape | |||
| A(max) | B(max) | C(max) | D(typ) | Tinned matel(mm) | Fig | |
| JK250-020U | 7.4 | 12.7 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 1/2 |
| JK250-030U | 7.4 | 12.7 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 1/2 |
| JK250-040U | 7.4 | 12.7 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 1/2 |
| JK250-050U | 7.4 | 12.7 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 1/2 |
| JK250-060U | 7.4 | 12.7 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 1/2 |
| JK250-080U | 7.4 | 12.7 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 2 |
| JK250-090U | 7.4 | 12.7 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 2 |
| JK250-100U | 7.8 | 12.6 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 1 |
| JK250-110U | 7.0 | 12.6 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 4 |
| JK250-120U | 7.0 | 12.6 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 4 |
| JK250-145U | 7.0 | 12.6 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 4 |
| JK250-180T | 10.2 | 14.5 | 3.8 | 5. 1 | 22AWG/Φ0.6 | 2 |
| JK250-180U | 9.0 | 11.0 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 4 |
| JK250-200U | 12.0 | 17.0 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 3 |
| JK250-400U | 12.0 | 17.0 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 3 |
| JK250-600U | 12.0 | 17.0 | 4.5 | 5. 1 | 22AWG/Φ0.6 | 3 |
| JK250-800U | 20.0 | 22.5 | 4.5 | 5. 1 | 20 AWG/Φ0.8 | 3 |
| JK250-1000U | 20 | 22.5 | 4.5 | 5. 1 | 20 AWG/Φ0.8 | 3 |
| JK250-1200U | 22 | 28 | 4.5 | 5. 1 | 20 AWG/Φ0.8 | 3 |
| JK250-1500U | 25 | 30 | 4.5 | 5. 1 | 20 AWG/Φ0.8 | 3 |
| JK250-2000U | 26 | 32 | 4.5 | 10.2 | 20 AWG/Φ0.8 | 3 |
Thermal DeratingChart-IH(A)
Model | Maximum ambient operating temperatures (℃) | |||||||||
| -40℃ | -20℃ | 0℃ | 25℃ | 30℃ | 40℃ | 50℃ | 60℃ | 70℃ | 85℃ | |
| JK-250 series | 148% | 132% | 117% | 100% | 91% | 85% | 77% | 68% | 61% | 45% |
ElectricalCharacteristic
Model | Ihold (mA) | Itrip(mA) | Vmax interrupt (V) | Imax (A) | Pd max (W) | Maximum Time to Trip | Resistance(Ω) | |
| Current(A) | Time(S) | Rmin- Rmax | ||||||
| JK250-020U | 20 | 50 | 250 | 3 | 1.0 | 0.5 | 0.5 | 50-160 |
| JK250-030U | 30 | 70 | 250 | 3 | 1.0 | 0.5 | 0.5 | 40-120 |
| JK250-040U | 40 | 80 | 250 | 3 | 1.0 | 0.5 | 1.5 | 30-60 |
| JK250-050U | 50 | 100 | 250 | 3 | 1.0 | 0.5 | 2 | 25-50 |
| JK250-060U | 60 | 120 | 250 | 3 | 1.0 | 0.5 | 2 | 20-60 |
| JK250-080U | 80 | 160 | 250 | 3 | 1.0 | 1 | 0.5 | 12-22 |
| JK250-090U | 90 | 180 | 250 | 3 | 1.0 | 1 | 0.8 | 10-20 |
| JK250-100U | 100 | 200 | 250 | 3 | 1.0 | 1 | 1 | 10-20 |
| JK250-110U | 110 | 220 | 250 | 3 | 1.0 | 1 | 2.0 | 6-12 |
| JK250-120U | 120 | 240 | 250 | 3 | 1.0 | 1 | 2.0 | 6-12 |
| JK250-145U | 145 | 290 | 250 | 3 | 1.0 | 1 | 5.0 | 3.5-6.5 |
| JK250-180T | 180 | 650 | 250 | 3 | 1.8 | 3 | 3.0 | 1.0-2.2 |
| JK250-180U | 180 | 650 | 250 | 3 | 1.8 | 3 | 1.5 | 2.0-4.0 |
| JK250-200U | 200 | 400 | 250 | 5 | 2.4 | 3 | 5 | 3-6 |
| JK250-400U | 400 | 800 | 250 | 5 | 2.8 | 3 | 8 | 1-3 |
| JK250-600U | 600 | 1200 | 250 | 5 | 3.2 | 3 | 12 | 0.6-2.0 |
| JK250-800U | 800 | 1600 | 250 | 5 | 3.6 | 4 | 18 | 0.4-1.0 |
| JK250-1000U | 1000 | 2000 | 250 | 7 | 3.6 | 5 | 20 | 0.3-0.8 |
| JK250-1200U | 1200 | 2400 | 250 | 7 | 3.6 | 6 | 20 | 0.2-0.8 |
| JK250-1500U | 1500 | 3000 | 250 | 7 | 4.8 | 7.5 | 20 | 0.2-0.6 |
| JK250-2000U | 2000 | 4000 | 250 | 10 | 4.8 | 10 | 20 | 0.2-0.4 |
EnvironmentalSpecifications
| Test | Conditions | Resistance change |
| Passive aging | +85℃ , 1000hrs | ±8% typical |
| Humidity aging | +85℃ , 85%R.H. 1000hrs | ±8% typical |
| Thermal shock | +125℃ to -55℃ , 10times | ±12% typical |
| Resistance to solvent | MIL-STD-202 ,Method 215 | No change |
| Vibration | MIL-STD-202 ,Method 201 | No change |
Solder reflow conditions:
Wave Soldering
Soldering Temperature:260℃~270℃
Soldering Time:≤3sec.
Soldering Position: Resettable fuse wire and the bottom ≥ 6mm.
Manual soldering
Soldering Temperature:250℃~280℃ Soldering Time: ≤3sec.
Soldering Position: Resettable fuse wire and the bottom ≥ 6mm.
Packaging andStorage
| Bag quantity | |
| JK250～020U～JK250-180U | 1000Pcs/Bag |
| JK250-200U～JK250-600U | 500Pcs/Bag |
| JK250-800U～JK250-2000U | 200Pcs/Bag |
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