TRF030 Polymer PTC Resettable Fuse 0.3A 250V Radial Leaded Overcurrent Protection for Lithium Battery Circuits
Price:
0.05-0.07 USD/PC
MOQ:
1000PCS
Delivery Time:
7 workdays
Brand:
AMPFORT
Product Description
TRF030 Polymer PTC Resettable Fuse - 0.3A 250V
Radial leaded polymer PTC resettable fuse designed for overcurrent protection in lithium battery applications and various electronic circuits.
Key Features
- Radial lead type with multiple specifications available
- Flame retardant encapsulation material compliant with UL94V0
- Multiple packaging options: bulk, tape and reel
- Compliant with RoHS, Reach, HF, UL, C-UL, TUV standards
Applications
- Telecommunications and internet equipment
- User terminal equipment and line cards
- ISDN, ASDL, and HDSL equipment
- Computer motherboards, USB hubs, and peripherals
- Transformers, consumer electronics, and security power supplies
- Massage chairs, kitchen appliances, and small power motors
Electrical Characteristics - TRF030
| Parameter | Value |
|---|---|
| Holding Current (IH) | 0.30A |
| Tripping Current (IT) | 0.60A |
| Maximum Operating Voltage (Vmax) | 60V DC |
| Maximum Current (I max) | 3.0A |
| Maximum Interrupt Voltage | 250V RMS |
| Maximum Trip Time | 6.0 seconds at 3.0A |
| Typical Power Dissipation (Pd) | 1.8W |
| Minimum Resistance (R min) | 1.0Ω |
| Maximum Resistance (R max) | 2.2Ω |
| Maximum Resistance Post Reflow (R1 max) | 3.50Ω |
Complete Series Specifications
| Part Number | IH (A) | IT (A) | Vmax (V) | I max (A) | Pd typ (W) | R min (Ω) | R max (Ω) |
|---|---|---|---|---|---|---|---|
| TRF200 | 2.00 | 4.00 | 60 | 20 | 4.5 | 0.09 | 0.192 |
| TRF150 | 1.50 | 3.00 | 60 | 15 | 3.5 | 0.12 | 0.28 |
| TRF100 | 1.00 | 2.00 | 60 | 10 | 2.9 | 0.22 | 0.5 |
| TRF080 | 0.80 | 1.60 | 60 | 8 | 3.6 | 0.32 | 0.8 |
| TRF060 | 0.60 | 1.20 | 60 | 7 | 3.2 | 0.4 | 1.1 |
| TRF050 | 0.50 | 1.00 | 60 | 6 | 3.0 | 0.56 | 1.4 |
| TRF040 | 0.40 | 0.80 | 60 | 5.5 | 1.8 | 0.8 | 1.6 |
| TRF030 | 0.30 | 0.60 | 60 | 3 | 1.8 | 1.0 | 2.2 |
| TRF020 | 0.20 | 0.60 | 60 | 3 | 1.8 | 1.7 | 3.5 |
| TRF018U | 0.18 | 0.54 | 60 | 3 | 1.8 | 1.0 | 2.2 |
| TRF018 | 0.18 | 0.54 | 60 | 3 | 1.8 | 1.0 | 2.2 |
| TRF014U | 0.145 | 0.29 | 60 | 3 | 1.0 | 3.5 | 6.5 |
| TRF014 | 0.145 | 0.29 | 60 | 3 | 1.0 | 3.0 | 6.0 |
| TRF012U | 0.12 | 0.24 | 60 | 3 | 1.0 | 6.0 | 10.0 |
| TRF012 | 0.12 | 0.24 | 60 | 3 | 1.0 | 6.0 | 10.0 |
| TRF011 | 0.11 | 0.22 | 60 | 3 | 1.0 | 6.0 | 12.0 |
| TRF009 | 0.09 | 0.22 | 60 | 3 | 1.0 | 9.7 | 20.6 |
| TRF008 | 0.08 | 0.16 | 60 | 3 | 1.0 | 14.0 | 22.0 |
| TRF006 | 0.06 | 0.12 | 60 | 3 | 1.0 | 22.0 | 36.0 |
| TRF004 | 0.04 | 0.08 | 60 | 3 | 1.0 | 24.0 | 65.0 |
| TRF002 | 0.02 | 0.045 | 60 | 3 | 1.0 | 65.0 | 145.0 |
Packaging Information
- Bulk packaging: 1000 pieces per bag
- Tape and reel: 1500 pieces per reel
- Tape and reel specifications: Compliant with EIA468-B/IEC286-2 standards
Selection Guidelines
- Determine average working current (I) and working voltage (V) values
- Select appropriate AMPFORT series based on I, V, product category and installation form
- Adjust for ambient temperatures above 20°C using current reduction rate
- Ensure selected IH value is greater than or equal to calculated IH value
Product Documentation
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Dongguan Ampfort Electronics Co., Ltd.
Location
Floor 5,Changlong Industrial Building,No.6,Jiangnan Road,Jingshan,Chashan Town,Dongguan 523323,China
Contact Person
Annie Fang