PTR016V0900-TR

Resistance - Initial (Ri) (Min):	5 mOhms
Approvals:	cURus, TUV
Lead Spacing:	0.197" (5.00mm)
Thickness (Max):	--
Height - Seated (Max):	0.862" (21.90mm)
Size / Dimension:	0.551" L x 0.122" W (14.00mm x 3.10mm)
Package / Case:	Radial, Disc
Mounting Type:	Through Hole
Ratings:	--
Operating Temperature:	-40°C ~ 85°C
Resistance - Post Trip (R1) (Max):	14 mOhms
Series:	PolyTron™, PTR016V
Time to Trip:	5.5s
Current - Trip (It):	15.3A
Current - Hold (Ih) (Max):	9A
Current - Max:	100A
Voltage - Max:	16V
Type:	Polymeric
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction

PTC Resettable Fuses are a type of electrical component used to protect circuits from potential damage due to excessive current. They functions much like a traditional fuse, except that they can be reset after they have tripped, and they are typically smaller and cheaper than a traditional fuse. The PTR016V0900-TR is a common PTC Resettable Fuse, which has a wide range of applications and a simple working principle.

Applications

The PTR016V0900-TR is used in a variety of applications, including but not limited to:

• Power supply, battery protection
• Chargers/ adapters
• Consumer electronics
• Automotive control systems
• Communication equipment

These fuses are designed to protect against excessive current in the event of a device malfunction, and can easily be reset if the issue has been resolved. This makes them particularly useful in high-traffic or harsh environments, as they can save time and money compared to a traditional fuse, which would have to be replaced if it tripped.

Working Principle

The PTR016V0900-TR operates on a straightforward working principle. The device consists of a thermistor that is encapsulated in a protective shell. When current flows through the device, the thermistor begins to heat up, increasing its resistance. If the current is too high, the heat generated by the thermistor will eventually reach a point where the device will trip, and the current will be cut off. This trip point is typically adjustable, allowing users to decide how much current the device will tolerate before it trips. When the current drops below the trip point, the device will automatically reset itself and allow current to flow again.

Conclusion

The PTR016V0900-TR is a common PTC Resettable Fuse that has a wide range of applications and a simple working principle. It is designed to protect circuits from potential damage due to excessive current, and can easily be reset after it has tripped. The device utilizes a thermistor to heat up and cut off current when the current exceeds a certain point, and will reset itself when the current drops below the trip point. This makes it an ideal solution for protecting circuits in high traffic or harsh environments.

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