IC Phoenix logo

Home ›  S  › S41 > SMD1812P125TSA

SMD1812P125TSA from

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

SMD1812P125TSA

Manufacturer: 聚鼎

SMD Type, 6 V - 60 V

Partnumber Manufacturer Quantity Availability
SMD1812P125TSA 聚鼎 3000 In Stock

Description and Introduction

SMD Type, 6 V - 60 V Here are the factual details about the part SMD1812P125TSA from the manufacturer 聚鼎 (Polytronics):  

### **Specifications:**  
- **Part Number:** SMD1812P125TSA  
- **Manufacturer:** 聚鼎 (Polytronics)  
- **Type:** Polymer Positive Temperature Coefficient (PPTC) Resettable Fuse  
- **Package Size:** 1812 (4.5mm x 3.2mm)  
- **Rated Voltage:** 12V  
- **Hold Current (Ihold):** 1.25A  
- **Trip Current (Itrip):** 2.5A (typical)  
- **Maximum Current (Imax):** 40A  
- **Power Rating:** 3.0W (at 20°C)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Resistance (Rmin/Rmax):** Typically 0.03Ω / 0.30Ω  

### **Descriptions:**  
- The SMD1812P125TSA is a surface-mountable resettable fuse designed for overcurrent protection in electronic circuits.  
- It operates based on PPTC technology, which increases resistance when excessive current flows, protecting the circuit.  
- After tripping, it resets automatically when the fault condition is removed and power is cycled.  

### **Features:**  
- **Resettable Function:** Automatically recovers after fault removal.  
- **Fast Trip Response:** Provides quick protection against overcurrent.  
- **Compact SMD Package:** Suitable for high-density PCB designs.  
- **RoHS Compliant:** Meets environmental standards.  
- **UL Recognized:** Certified for safety and reliability.  

This information is based on the manufacturer's datasheet and product documentation.

Application Scenarios & Design Considerations

SMD Type, 6 V - 60 V

Alternative Part Number

  • MF-MSMF125-2 --: PTC resettable fuse in 1812 package with 1.25A hold current, matching the original's key ratings and footprint.
  • 1812L125/12MR --: 1812-size polyfuse rated 1.25A hold current at 12V, a direct functional equivalent with a different series name.
  • 0ZCG0125FF2C --: Resettable PTC fuse in 1812 form factor with 1.25A hold current, suitable as a drop-in replacement.

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips