PRG18BB330MS1RB

Series:	POSISTOR®, PRG
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Ceramic
Voltage - Max:	16V
Current - Max:	600mA
Current - Hold (Ih) (Max):	36mA
Current - Trip (It):	91mA
Resistance - 25°C (Typ):	33 Ohms
Operating Temperature:	-20°C ~ 85°C
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	0603 (1608 Metric)
Size / Dimension:	0.063" L x 0.032" W (1.60mm x 0.80mm)
Height - Seated (Max):	--
Thickness (Max):	0.037" (0.95mm)
Lead Spacing:	--
Approvals:	--

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Introduction

PTC Resettable Fuses (PRF) are designed to protect circuits from overloads and potential fire hazards. The PRG18BB330MS1RB is a PTC Resettable Fuse that offers over-current protection from either over-charging or overload current surges. The PTC Resettable Fuses are particularly suitable for use in solid state electronic devices such as cell phones, laptops, and many other electronic devices.

Application Field of PRG18BB330MS1RB

The PRG18BB330MS1RB PTC Resettable Fuse is designed for power electronic circuit protection and has multiple application fields. Some of the applications where this fuse is being used include, but are not limited to, consumer electronics, data communication equipment, portable computers, automotive electronics, electronic entertainment equipment and power supplies. The PRG18BB330MS1RB is also used in the medical industry. Medical devices and equipment such as X-ray machines, catheters and other medical equipment require special safety and protection from overload. The PRG18BB330MS1RB provides enhanced safety for such medical equipment.

Working Principle of PRG18BB330MS1RB

The PRG18BB330MS1RB Resettable Fuse is a self-healing fuse, which means it can automatically reset itself after overload or over-current conditions and resume normal function. The PRG18BB330MS1RB can detect the presence of an overload or over-current condition by measuring the temperature of the PTC Resettable Fuse. When the temperature exceed a certain level, the PRG18BB330MS1RB will activate and increase the current/heat dissipation. Consequently, the temperature inside the PTC Resettable Fuse falls below the preset level and the device will reset itself and resume functioning. The PRG18BB330MS1RB PTC Resettable Fuse provides enhanced protection from both overcharging and overloading conditions and is suitable for use in many areas where continuous protection from those conditions are required. This is especially important for applications where power surges are common.

Advantages of PRG18BB330MS1RB

PTC Resettable Fuses have many advantages over conventional fuses, especially in applications that require continuous protection from high currents or currents over a period of time. The PRG18BB330MS1RB PTC Resettable Fuse self-healing capability provides continuous protection from current overloads, short circuits, or overcharging conditions. It also offers excellent protection against voltage arcing and high temperature of components due to higher stability. The PRG18BB330MS1RB also has high dielectric strength and high breaking capacity. This ensures that the fuse can safely withstand the voltage surges or extremely high-energy events without any loss of continuity. Moreover, the PTC Resettable Fuse is also much smaller in size when compared to conventional fuses and has faster response to over-current conditions, making it suitable for use in applications where space is an issue.

Conclusion

The PRG18BB330MS1RB PTC Resettable Fuse is a highly reliable device designed for power electronic circuit protection. This fuse offers both over-current protection from overcharging and overload current surges, as well as excellent protection from high temperatures, voltage arcing, and high-energy events. It can detect overload and over-current conditions and automatically reset itself, making it an ideal choice for applications where continuous protection is needed. Finally, the PRG18BB330MS1RB also has the added advantage of being smaller in size and faster in responding to overloads.

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