| Part Number | 16R160BPR | 16R110BPR | 
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | 
| Category | PTC Resettable Fuses | PTC Resettable Fuses | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Type | Polymeric | Polymeric | 
| Voltage - Max | 16V | 16V | 
| Current - Max | 40 A | 40 A | 
| Current - Hold (Ih) (Max) | 1.6 A | 1.1 A | 
| Current - Trip (It) | 3.2 A | 2.2 A | 
| Time to Trip | 9 s | 2.3 s | 
| Resistance - Initial (Ri) (Min) | 30 mOhms | 50 mOhms | 
| Resistance - Post Trip (R1) (Max) | 110 mOhms | 140 mOhms | 
| Resistance - 25°C (Typ) | - | - | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Ratings | - | - | 
| Mounting Type | Through Hole | Through Hole | 
| Package / Case | Radial, Disc | Radial, Disc | 
| Size / Dimension | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 
| Height - Seated (Max) | 0.598" (15.20mm) | 0.559" (14.20mm) | 
| Thickness (Max) | - | - | 
| Lead Spacing | 0.201" (5.10mm) | 0.201" (5.10mm) |