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) | Voltage Rating (V) | Vibration | Nominal Melting I2T (A2sec) | Resistance (Ω) | Body | MSL | Opening | Agency Approvals |
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Part Number | Actions | Maximum AC Voltage (V) | Voltage Rating (V) | Vibration | Nominal Melting I2T (A2sec) | Resistance (Ω) | Body | MSL | Opening | Agency Approvals | |
---|---|---|---|---|---|---|---|---|---|---|---|
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 0.000113 | 7 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / CSA | |||
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 0.00174 | 1.7 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / K / CSA | |||
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 0.895 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / K / CSA | ||||
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 0.0116 | 0.665000021 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / K / CSA | |||
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 0.0296 | 0.395000011 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / K / CSA | |||
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 0.587 | 0.0823 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / UKCA / CCC / CE / K / TUV / CSA / METI | |||
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 0.0598 | 0.280000001 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / UKCA / CE / TUV / CSA / CCC / K | |||
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 0.587 | 0.0823 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / CE / K / CSA / METI / TUV / UKCA | |||
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 0.176 | 0.174999997 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / CE / TUV / K / UKCA / CSA | |||
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 0.256 | 0.128000006 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / UKCA / K / TUV / CCC / METI / CE / CSA | |||
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 0.721 | 0.035999998 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / CE / UKCA / CCC / TUV / CSA / K / METI | |||
125 | 125 | MIL-STD-202 Method 201 (10v55 Hz) / Method 204 Test Condition C (55v2000 Hz at 10 Gµs Peak) | 1.19 | 0.028999999 | Ceramic | MIL-STD-202 Method 106 | Very Fast-Acting (FF) | cURus / UKCA / CCC / K / TUV / CSA / METI / CE |
Consult this guide to learn about circuit protection considerations and the solutions Littelfuse offers. Tables help match products with applications.