Circuit Protection Selection Guide
Consult this guide to learn about circuit protection considerations and the solutions Littelfuse offers. Tables help match products with applications.
Part Number | Actions | Maximum AC Voltage (V) | Resistance (Ω) | Nominal Melting I2T (A2sec) | MSL | Opening | Max Operating Temperature (°C) | Minimum Operating Temperature (°C) | interrupt Voltage (V) -1 | Agency Approvals |
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Part Number | Actions | Maximum AC Voltage (V) | Resistance (Ω) | Nominal Melting I2T (A2sec) | MSL | Opening | Max Operating Temperature (°C) | Minimum Operating Temperature (°C) | interrupt Voltage (V) -1 | Agency Approvals | |
---|---|---|---|---|---|---|---|---|---|---|---|
125 | 8.129 | 0.0001 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / UKCA / CE / EAC | |||
125 | 8.129 | 0.0001 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / UKCA / CE / EAC | |||
125 | 4.69 | 0.00013 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / UKCA / CE / EAC | |||
125 | 4.69 | 0.00013 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / EAC / CE / UKCA | |||
125 | 3.65 | 0.0002 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / UKCA / EAC / CE | |||
125 | 3.65 | 0.0002 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / UKCA / CE / EAC | |||
125 | 7.491 | 0.0013 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / UKCA / EAC / CE | |||
125 | 7.491 | 0.0013 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / UKCA / EAC / CE | |||
125 | 6.197 | 0.0019 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / UKCA / EAC / CE | |||
125 | 6.197 | 0.0019 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / UKCA / CE / EAC | |||
125 | 4.285 | 0.0037 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / UKCA / CE / EAC | |||
125 | 4.285 | 0.0037 | MIL-STD-202 Method 106 | Fast-Acting (F) | 85 | -40 | 125 | cULus / UKCA / CE / EAC |
Consult this guide to learn about circuit protection considerations and the solutions Littelfuse offers. Tables help match products with applications.