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— IC芯片 | 连接器 | 传感器 | 被动器件 —

PTC Resettable Fuses are designed to stop current flow when it exceeds a certain limit (overcurrent protection). The Fuses work by increasing its resistance as its temperature rises due to the current increase. The trip current ranges from 14 mA to 50 A with the Time to trip ranging from 8 ms to 90 s. PTC = Positive Temperature Coefficient.
| Select products | Mfr | Description | Package | Supplier Device Package | Mounting Type | Series | Operating Temperature |
|---|---|---|---|---|---|---|---|
![]() RXEF300K-2 $1.10 | Littelfuse Inc. | PTC RESET FUSE 72V 3A RADIAL | Tape & Reel (TR),Cut Tape (CT) | Through Hole | PolySwitch®, RXEF | -40°C ~ 85°C | |
![]() RXEF375 $1.16 | Littelfuse Inc. | PTC RESET FUSE 72V 3.75A RADIAL | Bag | Through Hole | PolySwitch®, RXEF | -40°C ~ 85°C | |
![]() RXEF375-0.476 $0.32 | Littelfuse Inc. | PTC RESET FUSE 72V 3.75A RADIAL | Bulk | Through Hole | PolySwitch®, RXEF | -40°C ~ 85°C | |
| Littelfuse Inc. | PTC RESET FUSE 72V 3.75A RADIAL | Bag | Through Hole | PolySwitch®, RXEF | -40°C ~ 85°C | ||
![]() RXEF375-2 $0.32 | Littelfuse Inc. | PTC RESET FUSE 72V 3.75A RADIAL | Tape & Reel (TR) | Through Hole | PolySwitch®, RXEF | -40°C ~ 85°C | |
![]() RXEF375K $0.95 | Littelfuse Inc. | PTC RESET FUSE 72V 3.75A RADIAL | Bag | Through Hole | PolySwitch®, RXEF | -40°C ~ 85°C | |
![]() RXEF375K-0.144 $0.32 | Littelfuse Inc. | PTC RESET FUSE 72V 3.75A RADIAL | Bulk | Through Hole | PolySwitch®, RXEF | -40°C ~ 85°C | |
![]() SMD030-2 $0.64 | Littelfuse Inc. | POLYSWITCH 0.30A HOLD SMD | Cut Tape (CT) | Surface Mount | PolySwitch®, SMD | -40°C ~ 85°C |