Dongguan Ampfort Electronics Co., Ltd.
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2 In 1 Multi-Protector BTU Composite Protector Thermal Cutoff Fuse For Power Adapter
I Thermal Cutoff Fuse Description
The BTU series provide both over temperature and over current protection.Its main applications are for electronics that not only can be damaged by high temperature but also fault current,such as smart phone adapter.The BTU series provides protection of over current,over temperature,and anti-surge,which can be applied in power source like as charger,adapter and so on.
II Thermal Cutoff Fuse Applications
III Thermal Cutoff Fuse Features
IV Thermal Cutoff Fuse Specification
Rated | Rated | Thermal Fuse | Thermal Links | Resistance |
|---|---|---|---|---|
| 0.5W | 0.1-300 | 222+0,-10 | 1A | ±5% |
| 1W | 0.1-300 | 222+0,-10 | 1A | ±5% |
| 22 | 0.1-300 | 222+0,-10 | 1A | ±5% |
| P/N | Rated Power | Rated Resistance | Tolerance % | Function Temperature Tf | CUL | TUV |
| TRC0111/2C | 1W/2W | 1.1Ω | ±5/±10 | 222℃ | ○ | ● |
| TRC0271/2C | 1W/2W | 2.7Ω | ±5/±10 | 222℃ | ○ | ● |
| TRC0281/2C | 1W/2W | 2.8Ω | ±5/±10 | 222℃ | ○ | ● |
| TRC0331/2C | 1W/2W | 3.3Ω | ±5/±10 | 222℃ | ○ | ● |
| TRC0471/2C | 1W/2W | 4.7Ω | ±5/±10 | 222℃ | ○ | ● |
| TRC0511/2C | 1W/2W | 5.1Ω | ±5/±10 | 222℃ | ○ | ● |
| TRC0601/2C | 1W/2W | 6.0Ω | ±5/±10 | 222℃ | ○ | ● |
| TRC1101/2C | 1W/2W | 10Ω | ±5/±10 | 222℃ | ○ | ● |
| TRC1121/2C | 1W/2W | 12Ω | ±5/±10 | 222℃ | ○ | ● |
V Thermal Cutoff Fuse Dimensional Drawing Unit:mm
| NO. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|---|
| ITEM. | Coating | Body wire | Tube | Lead wire | Cover | Fuse | Sealing | Cap |
| MATERIAL. | Resin | Resistance | Ceramic | Copper | Shrinkable tube | Thermal | Resin | Nickel |
VI Thermal Cutoff Fuse Soldering
260℃.≤5 sec (Wave Soldering)
350℃.≤3 sec (Hand Soldering)
260℃.≤6 sec(Reflow soldering)
Method of use:
(1).Vertical molding:Please bend from the glue point,the temperature fuse end is the long foot end.
(2).Horizontal molding:There is no requirement.
VII Thermal Cutoff Fuse Packaging
Composite Protector
TMOV
SPTC
2PRO PPTC
BTU
Circuit Breaker
Frequently Asked Question FAQ
Q: Are you manufacturer ?
A: Yes, we are manufacturer and distributor of famous brand such as Littelfuse.
Q: Which city does your factory in ?
A: Dongguan City,Guangdong Province, China
Q: May i know your working time ?
A: Official working time is 8:00 ~ 12:00 AM, 1:30 ~ 5:30 PM.However, sales in our overseas department will do overtime working and 7x24hours online.
Q: Do you accept custom made ?
A: Yes, we are professional in customization model based on rich experiences and professional engineering.It’s helpful if you can provide drawing or detailed specification should be.
Q: May i know your lead time ?
A: Lead time is 7 days for standard model and exact lead time depend on detailed requirements if special model selected.
Q: May i receive samples before place order ?
A: Yes, generally samples is free but sample cost should be charged if quantity is too many ,product cost is too much or new mould fee required.
Q: What’s your payment terms ?
A: T/T, Paypal etc.
Q: What’s currency you can accept ?
A: Mainly US dollars and Chinese Yuan
Q: Does your package method safe for transportation ?
A: Yes, our package would be 10~1000pcs per plastic bag -> multiple bags per box -> multiple boxes per carton and it is safe for express/air/boat shipment.
Q: What’s your MOQ ?
A: In general , MOQ is 1000pcs and different for special model.