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| Part Number | AHRF550 | AHRL550 | AHRF750 | AHRF650 | AHRF550S | AHRF050 | AHRF450 |
|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active | Active | Active | Active | Active | Active |
| Type | Polymeric | Polymeric | Polymeric | Polymeric | Polymeric | Polymeric | Polymeric |
| Voltage - Max | 16V | 16V | 16V | 16V | 16V | 30V | 16V |
| Current - Max | 100 A | 50 A | 100 A | 100 A | 100 A | 40 A | 100 A |
| Current - Hold (Ih) (Max) | 5.5 A | 5.5 A | 7.5 A | 6.5 A | 5.5 A | 500 mA | 4.5 A |
| Current - Trip (It) | 10 A | 11 A | 14.8 A | 7 A | 10 A | 1 A | 8.7 A |
| Time to Trip | 6 s | 6 s | 8 s | 7 s | 6 s | 3 s | 4 s |
| Resistance - Initial (Ri) (Min) | 13 mOhms | 12 mOhms | 7.4 mOhms | 9 mOhms | 13 mOhms | 350 mOhms | 17 mOhms |
| Resistance - Post Trip (R1) (Max) | 37 mOhms | 22 mOhms | 22 mOhms | 26 mOhms | 37 mOhms | 1.1 Ohms | 54 mOhms |
| Resistance - 25°C (Typ) | - | - | - | - | - | - | - |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Ratings | AEC-Q200 | AEC-Q200 | AEC-Q200 | AEC-Q200 | AEC-Q200 | AEC-Q200 | AEC-Q200 |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | Radial, Disc | Radial, Disc | Radial, Disc | Radial, Disc | Radial, Disc | Radial, Disc | Radial, Disc |
| Size / Dimension | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.370" L x 0.118" W (9.40mm x 3.00mm) | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.500" L x 0.118" W (12.70mm x 3.00mm) | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.291" Dia x 0.130" T (7.40mm x 3.30mm) | 0.409" Dia x 0.122" T (10.40mm x 3.10mm) |
| Height - Seated (Max) | 0.744" (18.90mm) | 0.567" (14.40mm) | 0.925" (23.50mm) | 0.874" (22.20mm) | 0.744" (18.90mm) | 0.500" (12.70mm) | 0.563" (14.30mm) |
| Thickness (Max) | - | - | - | - | - | - | - |
| Lead Spacing | 0.199" (5.05mm) | 0.199" (5.05mm) | 0.199" (5.05mm) | 0.199" (5.05mm) | 0.200" (5.08mm) | 0.199" (5.05mm) | 0.199" (5.05mm) |
