| Part Number | Vmax (Vdc) | Imax (A) | Ihold (A) | Itrip (A) | Pd (W) | Current (A) | Time (S) | Rmin (Ω) | Rmax (Ω) | R1max (Ω) |
| HY90-150 | 90 | 20 | 0.15 | 0.3 | 1.65 | 0.45 | 60 | 1.5 | 3.0 | 4.0 |
| HY90-200 | 90 | 20 | 0.20 | 0.4 | 1.70 | 0.60 | 60 | 1.0 | 2.5 | 3.4 |
| HY90-250 | 90 | 20 | 0.25 | 0.5 | 1.75 | 0.75 | 60 | 0.8 | 2.0 | 2.8 |
| HY90-350 | 90 | 20 | 0.35 | 0.7 | 1.80 | 1.05 | 60 | 0.6 | 1.2 | 1.8 |
| HY90-550 | 90 | 20 | 0.55 | 1.1 | 2.00 | 1.65 | 60 | 0.3 | 0.9 | 1.5 |
| HY90-750 | 90 | 20 | 0.75 | 1.5 | 2.50 | 2.25 | 60 | 0.2 | 0.6 | 1.1 |
| HY90-900 | 90 | 20 | 0.90 | 1.8 | 3.00 | 2.70 | 60 | 0.1 | 0.5 | 0.8 |
| HY90-550Z | 90 | 20 | 0.55 | 1.1 | 2.00 | 1.65 | 60 | 0.3 | 0.9 | 1.5 |
HY90系列PTC自恢复保险丝额定工作电压为90V、额定维持电流为0.15A～0.90A。是专门为电子整流器、节能灯等设计的过流保护器，具有室温电阻小、可靠性高、安装方便、在电路故障排除后可自动回复而多次使用等优点。
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