5TT 1.5-R

CARTRIDGE FUSE, SLOW BLOW, 1.5A, 250V

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.
Manufacturer: BEL FUSE
Product type: Cartridge Fuses
Fuse Current: 1.5A
Product Range: 5TT Series
Fuse Size Metric: 5mm x 20mm
Fuse Size Imperial: 0.2" x 0.79"
Voltage Rating VAC: 250V
Blow Characteristic: Slow Blow
Breaking Capacity Current AC: 100A
Delivery and price
Units per pack	500
Price	0.249 €
Current stock	500+
Lead time	7 days
Datasheet
## Type 5TT / 5TTP Slow Blow Fuse Series 

5TT/5TTP Series, 5x20mm Glass/Ceramic Tube Slow Blow Fuse RoHS 2 Compliant 

## **Description** 

5x20mm Slow Blow, glass / ceramic tube body cartridge fuse designed, approved and complied with UL and CSA standard 248-14. 

## **Features** 

- Meet UL and CSA standard 248-14 

- Wide operating temperature range 

- Bulk and Tape & Reel packing available 

- RoHS 2 compliant 

- Halogen Free 

- Lead Free 

## **Applications** 

Provide individual protection for components or internal circuits. 

- Power supplies 

- Battery charger 

- Monitor LEAD FREE = - Adapter HALOGEN FREE = 

## **Physical Specifications** 

Body : Glass or Ceramic (see info below) Materials Cap : Nickel Plated Brass Caps Leads : Matte Tin Plated Copper On Fuse : “bel”, ”5TT”, ”Current Rating”, “Voltage Rating”, ”Appropriate Safety Logos”, ”  ” （ RoHS 2 compliant ） Marking On Label : "bel", "5TT”or”5TTP", "Current Rating", "Voltage Rating", "Interrupting Rating", "Appropriate Safety Logos" and " ", " "(China RoHS compliant). ~~==}~~ 

## **Electrical Characteristics** (UL/CSA STD,248-14) 

## **Safety Agency Approvals** 

|Testing<br>Current|Blow <br>Minimum|Time<br>Maximum|Amp Range||Safety<br>Agency|Safety Agency<br>Certificate|Voltage<br>Rating<br>(V)|Ampere Range / Volt<br>@ I.R. ability*|
|---|---|---|---|---|---|---|---|---|
|100%<br>135%<br>200%|4 hrs.<br>N/A<br>5 sec<br>3 sec|N/A<br>1 Hr.<br>30 sec<br>30 sec|80mA-10A<br>80mA-10A<br>80mA-3A<br>3.1A-10A|||E20624<br>LR39772<br>E20624<br>LR39772|80mA-3A/250V<br>AC<br>3.15A-10A/|80mA-3A/250V AC@100A<br>80mA-8A/125V AC@10,000A<br>10A/125V AC@1,000A|
||||||||125V AC||
|||||||JET1037-31003-1010<br>JET1037-31003-1011||1A-5A/125V AC@500A|
|||||||JET1037-31003-1007||>5A-15A/125V AC@300A|



*I.R.= Interrupting Rating = Short Circuit Rating(Amps) 

Specifications subject to change without notice 

**belfuse.com/circuit-protection** 

**2** / **4** 

## Type 5TT / 5TTP 

## **Environmental Specifications** 

|Shock Resistance|MIL-STD-202G, Method 213B, Test Condition 1<br>(100 G's peak for 6 milliseconds; Sawtooth waveform)|
|---|---|
|Vibration Resistance|MIL-STD-202G, Method 201A (10-55 Hz, 0.06 inch, total excursion).|
|Salt Spray Resistance|MIL-STD-202G, Method 101E, Test Condition B (48 hrs).|
|Insulation Resistance|MIL-STD-202G, Method 302, Test Condition A<br>(After Opening) 10,000 ohms minimum.|
|Solderability|MIL-STD-202G, Method 208H|
|Resistance to solder Heat|MIL-STD-202G, Method 210F, Test Condition B (260+/-5℃,10+/-1 sec)|
|Thermal Shock|MIL-STD-202G, Method 107G, Test Condition B (-65℃to +125℃).|
|Operating Temperature|-55℃to +125℃|
|Terminal Strength|IEC-68-2-21|



## **Electrical Specifications** 

|Catalog<br>Number<br>~~ee~~<br>~~ee~~|Ampere<br>Rating<br>~~ee ee~~<br>|Typical Cold<br>Resistance<br>(ohms)<br>~~ee~~<br>|Volt-drop<br>@100%In<br>(Volt) max.<br>~~ee~~<br>|Voltage and<br>Interrupting<br>Ratings|Melting I²T<br><10 mSec<br>(A² Sec)<br>~~es~~|Melting I²T<br>@10 In<br>(A² Sec)<br>~~es~~|Maximum<br>Power<br>Dissipation<br>(W)<br>~~es~~|Agency Approvals|Agency Approvals|Agency Approvals|Agency Approvals|Agency Approvals|
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|||||||||~~es~~<br>~~ee~~|~~es~~<br>~~ee~~|~~es~~|~~es~~|~~es~~|
|5TT(P) 80-R<br>~~ee~~<br>~~ee~~<br>~~ee~~|80mA<br>~~ee ee~~<br>~~ee~~<br>|29<br>~~ee~~<br>~~ee~~<br>|3.10<br>~~ee~~<br>~~eee~~<br>|See Table of Safety<br>Approvals on Page<br>1 for Voltage and<br>associated<br>Interrupting Ratings<br> <br>~~**ee**~~<br> <br>~~ee~~<br> <br> <br>~~**ee**~~|0.091<br>~~es~~<br>~~a~~<br>|0.096<br>~~es~~<br>|0.42<br>~~es~~<br>|Y<br>~~es~~<br>~~ee~~<br>|~~es~~<br>~~ee~~<br>|~~es~~<br>|Y<br>~~es~~<br>|~~es~~<br>|
|5TT(P) 100-R<br>~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~es~~|100mA<br> ~~ee ee~~<br>~~ee~~<br>~~ee~~<br>|18.8<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|2.52<br>~~ee~~<br>~~eee~~<br>~~ee~~<br>||0.137<br>~~es~~<br>~~a~~<br>~~ee~~|0.146<br>~~es~~<br>~~ee~~|0.45<br>~~es~~<br>~~ee~~|Y<br>~~es~~<br>~~ee~~<br>~~ee~~|~~es~~<br>~~ee~~<br>~~ee~~|~~es~~<br>~~ee~~|Y<br>~~es~~<br>~~ee~~|~~es~~<br>~~ee~~|
|5TT(P) 125-R<br>~~ee ~~<br>~~ee~~<br>~~es~~<br>~~ee~~|125mA<br> ~~ee~~<br>~~ee~~<br>~~ee~~<br>|12.6<br>~~ee~~<br>~~ee~~<br>~~ee~~|2.22<br>~~eee~~<br>~~ee~~<br>~~**ee**~~||0.208<br>~~a~~<br>~~ee~~<br>~~**e**s~~|0.221<br>~~ee~~<br>~~ee~~|0.48<br>~~ee~~<br>~~ee~~|Y<br>~~ee ~~<br>~~ee~~<br>~~**e**e~~|~~ee~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~eee~~|Y<br>~~ee~~<br>~~eee~~|~~ee~~<br>~~eee~~|
|5TT(P) 160-R<br> <br>~~ee ~~<br>~~es~~<br>~~ee~~<br>~~ee~~|160mA<br> ~~ee ~~<br> ~~ee~~<br>~~ee~~<br>~~ee~~<br>|7.6<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|1.88<br> ~~eee~~<br>~~ee~~<br>~~**ee**~~<br>||0.314<br>~~a~~<br>~~ee~~<br>~~**e**s~~|0.337<br>~~ee~~<br>~~ee~~|0.51<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~**e**e~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~eee~~<br>~~ee~~|Y<br>~~ee~~<br>~~eee~~<br>~~ee~~|~~ee~~<br>~~eee~~<br>~~ee~~|
|5TT(P) 200-R<br> <br>~~es ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|200mA<br> ~~ee ~~<br> ~~ee~~<br>~~ee~~<br>~~**ee**~~|4.98<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~**ee**~~|1.45<br> ~~ee ~~<br>~~**ee**~~<br>~~eee~~||0.476<br> ~~ee~~<br>~~**e**s~~<br>~~a~~|0.512<br>~~ee~~<br>~~ee~~|0.55<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~**e**e~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~eee~~<br>~~ee~~|Y<br>~~ee~~<br>~~eee~~<br>~~ee~~|~~ee~~<br>~~eee~~<br>~~ee~~|
|5TT(P) 250-R<br> <br>~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~es~~|250mA<br> ~~ee ~~<br> ~~ee~~<br>~~**ee**~~<br>|3.39<br> ~~ee ~~<br>~~ee~~<br>~~**ee**~~<br>|1.25<br> ~~**ee**~~<br>~~eee~~<br>~~ee~~<br>||0.719<br>~~**e**s ~~<br>~~a~~<br>~~ee~~|0.778<br> ~~ee ~~<br>~~ee~~|0.58<br> ~~ee ~~<br>~~ee~~|Y<br> ~~**e**e ~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|~~eee~~<br>~~ee~~<br>~~ee~~|Y<br>~~eee~~<br>~~ee~~<br>~~ee~~|~~eee~~<br>~~ee~~<br>~~ee~~|
|5TT(P) 300-R<br>~~ee ~~<br>~~ee~~<br>~~es~~<br>~~ee~~|300mA<br> ~~**ee**~~<br>~~**ee**~~|2.13<br>~~**ee**~~<br>~~ee~~|0.97<br>~~eee~~<br>~~ee~~<br>~~eee~~||0.885<br>~~a~~<br>~~ee~~<br>~~a~~|0.959<br>~~ee~~|0.60<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|~~ee~~|~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|
|5TT(P) 400-R<br> <br>~~ee~~<br>~~es~~<br>~~ee~~<br>~~ee~~|400mA<br> ~~**ee** ~~<br>~~**ee**~~<br>|1.33<br> ~~**ee** ~~<br>~~ee~~<br>~~ee~~<br>|0.83<br> ~~eee~~<br>~~ee~~<br>~~eee~~<br>~~ee~~<br>||1.65<br>~~a~~<br>~~ee~~<br>~~a~~<br>~~ee~~|1.80<br>~~ee~~<br>~~ee~~|0.66<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|
|5TT(P) 500-R<br>~~es ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|500mA<br> ~~**ee**~~<br>~~ee~~<br>|0.865<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.67<br>~~eee~~<br>~~ee~~<br>~~eee~~<br>||2.5<br>~~a~~<br>~~ee~~<br>~~a~~<br>|2.7<br>~~ee~~<br>|0.70<br>~~ee~~<br>|Y<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|~~ee~~<br>|~~ee~~<br>|Y<br>~~ee~~<br>|~~ee~~<br>|
|5TT(P) 600-R<br> <br>~~ee~~<br>~~ee~~<br>~~ee~~<br>~~es~~|600mA<br> ~~**ee** ~~<br>~~ee~~<br>~~ee~~<br>|0.679<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.64<br> ~~eee~~<br>~~ee~~<br>~~eee~~<br>~~ee~~<br>||3.8<br>~~a~~<br>~~ee~~<br>~~a~~<br>~~ee~~|4.2<br>~~ee~~<br>~~ee~~|0.75<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|
|5TT(P) 700-R<br>~~ee ~~<br>~~ee~~<br>~~es~~<br>~~ee~~|700mA<br> ~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.465<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.49<br>~~eee~~<br>~~ee~~<br>~~ee~~<br>||4.6<br>~~a~~<br>~~ee~~<br>~~es~~|5.1<br>~~ee~~<br>~~ee~~|0.78<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~eee~~|Y<br>~~ee~~<br>~~eee~~|~~ee~~<br>~~eee~~|
|5TT(P) 750-R<br> <br>~~ee ~~<br>~~es~~<br>~~ee~~<br>~~es~~|750mA<br> ~~ee ~~<br> ~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.438<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.48<br> ~~eee~~<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>||5.3<br>~~a~~<br>~~ee~~<br>~~es~~<br>~~a~~<br>|5.8<br>~~ee~~<br>~~ee~~<br>|0.79<br>~~ee~~<br>~~ee~~<br>|Y<br>~~ee~~<br>~~ee~~<br>|~~ee~~<br>~~ee~~<br>|~~ee~~<br>~~eee~~<br>|Y<br>~~ee~~<br>~~eee~~<br>|~~ee~~<br>~~eee~~<br>|
|5TT(P) 1-R<br> <br>~~es ~~<br>~~ee~~<br>~~es~~<br>~~ee~~|1A<br> ~~ee ~~<br> ~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.258<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.40<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~eee~~<br>||8.6<br> ~~ee~~<br>~~es~~<br>~~a~~<br>~~ee~~|9.6<br>~~ee~~<br>~~ee~~<br>~~ee~~|0.85<br>~~ee~~<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~eee~~<br>~~ee~~|Y<br>~~ee~~<br>~~eee~~<br>~~ee~~|Y<br>~~ee~~<br>~~eee~~<br>~~ee~~|
|5TT(P) 1.25-R<br> <br>~~ee ~~<br>~~es~~<br>~~ee~~<br>~~ee~~|1.25A<br> ~~ee ~~<br> ~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.179<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.34<br> ~~ee~~<br>~~ee~~<br>~~eee~~<br>~~ee~~<br>||13<br>~~es ~~<br>~~a~~<br>~~ee~~<br>~~a~~|15<br> ~~ee ~~<br>~~ee~~|0.91<br> ~~ee ~~<br>~~ee~~|Y<br> ~~ee ~~<br>~~ee~~|~~ee~~<br>~~ee~~|~~eee~~<br>~~ee~~|Y<br>~~eee~~<br>~~ee~~|Y<br>~~eee~~<br>~~ee~~|
|5TT(P) 1.5-R<br> <br>~~es ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|1.5A<br> ~~ee ~~<br> ~~ee~~<br>~~ee~~<br>~~**ee**~~|0.126<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|0.30<br> ~~ee~~<br>~~eee~~<br>~~ee~~<br>~~eee~~||18<br>~~a~~<br>~~ee~~<br>~~a~~<br>~~a~~|21<br>~~ee~~|0.96<br>~~ee~~|Y<br>~~ee~~|~~ee~~|~~ee~~|Y<br>~~ee~~|Y<br>~~ee~~|
|5TT(P) 1.6-R<br> <br>~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|1.6A<br> ~~ee ~~<br> ~~ee~~<br>~~**ee**~~<br>|0.116<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.30<br> ~~eee ~~<br>~~ee~~<br>~~eee~~<br>~~ee~~<br>||20<br> ~~ee~~<br>~~a~~<br>~~a~~<br>~~ee~~|22<br>~~ee~~<br>~~ee~~|0.97<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|
|5TT(P) 2-R<br> <br>~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|2A<br> ~~ee ~~<br> ~~**ee**~~<br>~~ee~~<br>|0.081<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.27<br> ~~ee~~<br>~~eee~~<br>~~ee~~<br>~~eee~~<br>||30<br>~~a~~<br>~~a~~<br>~~ee~~<br>~~a~~<br>|34<br>~~ee~~<br>|1.03<br>~~ee~~<br>|Y<br>~~ee~~<br>~~ee~~<br>|~~ee~~<br>|~~ee~~<br>|Y<br>~~ee~~<br>|Y<br>~~ee~~<br>|
|5TT(P) 2.5-R<br> <br>~~ee~~<br>~~ee~~<br>~~ee~~<br>~~es~~|2.5A<br> ~~**ee** ~~<br>~~ee~~<br>~~ee~~<br>|0.056<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.23<br> ~~eee~~<br>~~ee~~<br>~~eee~~<br>~~ee~~<br>||45<br>~~a~~<br>~~ee~~<br>~~a~~<br>~~ee~~|51<br>~~ee~~<br>~~ee~~|1.10<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|
|5TT(P) 3-R<br>~~ee ~~<br>~~ee~~<br>~~es~~<br>~~ee~~|3A<br> ~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.043<br>~~ee~~<br>~~ee~~<br>~~ee~~|0.21<br>~~eee~~<br>~~ee~~<br>~~**ee**~~||56<br>~~a~~<br>~~ee~~<br>~~**e**s~~|63<br>~~ee~~<br>~~ee~~|1.13<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~<br>~~**e**e~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~eee~~|Y<br>~~ee~~<br>~~eee~~|Y<br>~~ee~~<br>~~eee~~|
|5TT(P) 3.15-R<br> <br>~~ee ~~<br>~~es~~<br>~~ee~~<br>~~ee~~|3.15A<br> ~~ee ~~<br> ~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.040<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|0.21<br> ~~eee~~<br>~~ee~~<br>~~**ee**~~<br>||68<br>~~a~~<br>~~ee~~<br>~~**e**s~~|78<br>~~ee~~<br>~~ee~~|1.17<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~**e**e~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~eee~~<br>~~ee~~|Y<br>~~ee~~<br>~~eee~~<br>~~ee~~|Y<br>~~ee~~<br>~~eee~~<br>~~ee~~|
|5TT(P) 4-R<br> <br>~~es ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|4A<br> ~~ee ~~<br> ~~ee~~<br>~~ee~~<br>~~**ee**~~|0.029<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~**ee**~~|0.19<br> ~~ee ~~<br>~~**ee**~~<br>~~eee~~||103<br> ~~ee~~<br>~~**e**s~~<br>~~a~~|119<br>~~ee~~<br>~~ee~~|1.25<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~**e**e~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~eee~~<br>~~ee~~|Y<br>~~ee~~<br>~~eee~~<br>~~ee~~|Y<br>~~ee~~<br>~~eee~~<br>~~ee~~|
|5TT(P) 5-R<br> <br>~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~es~~|5A<br> ~~ee ~~<br> ~~ee~~<br>~~**ee**~~<br>|0.020<br> ~~ee ~~<br>~~ee~~<br>~~**ee**~~<br>|0.17<br> ~~**ee**~~<br>~~eee~~<br>~~ee~~<br>||157<br>~~**e**s ~~<br>~~a~~<br>~~ee~~|180<br> ~~ee ~~<br>~~ee~~|1.33<br> ~~ee ~~<br>~~ee~~|~~**e**e ~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|~~eee~~<br>~~ee~~<br>~~ee~~|Y<br>~~eee~~<br>~~ee~~<br>~~ee~~|Y<br>~~eee~~<br>~~ee~~<br>~~ee~~|
|5TT(P) 6-R<br>~~ee ~~<br>~~ee~~<br>~~es~~<br>~~ee~~|6A<br> ~~**ee**~~<br>~~**ee**~~|0.015<br>~~**ee**~~<br>~~ee~~|0.15<br>~~eee~~<br>~~ee~~<br>~~eee~~||218<br>~~a~~<br>~~ee~~<br>~~a~~|317<br>~~ee~~|1.23<br>~~ee~~|~~ee~~<br>~~ee~~|~~ee~~|~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|
|5TT(P) 6.3-R<br> <br>~~ee~~<br>~~es~~<br>~~ee~~<br>~~ee~~|6.3A<br> ~~**ee** ~~<br>~~**ee**~~<br>|0.014<br> ~~**ee** ~~<br>~~ee~~<br>~~ee~~<br>|0.12<br> ~~eee~~<br>~~ee~~<br>~~eee~~<br>~~ee~~<br>||230<br>~~a~~<br>~~ee~~<br>~~a~~<br>~~ee~~|345<br>~~ee~~<br>~~ee~~|1.25<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|Y<br>~~ee~~<br>~~ee~~|
|5TT(P) 7-R<br>~~es ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|7A<br> ~~**ee**~~<br>~~**ee**~~|0.012<br>~~ee~~<br>~~ee~~<br>~~ee~~|0.13<br>~~eee~~<br>~~ee~~<br>~~ee~~~~**e**~~||295<br>~~a~~<br>~~ee~~<br>~~a~~|459<br>~~ee~~|1.37<br>~~ee~~|~~ee~~<br>~~ee~~<br>~~ee~~|~~ee~~|~~ee~~|Y<br>~~ee~~|Y<br>~~ee~~|
|5TT(P) 8-R<br> <br>~~ee~~<br>~~ee~~<br>~~ee~~|8A<br> ~~**ee** ~~<br>~~**ee**~~|0.011<br> ~~ee ~~<br>~~ee~~<br>~~ee~~<br>~~ee~~|0.13<br> ~~eee~~<br>~~ee~~<br>~~ee~~~~**e**~~<br>~~ee~~||319<br>~~a~~<br>~~ee~~<br>~~a~~<br>~~ee~~|472<br>~~ee~~<br>~~ee~~|1.31<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|Y<br>~~ee~~|Y<br>~~ee~~|
|5TT(P) 10-R<br>~~ee ~~<br>~~ee~~|10A<br> ~~**ee**~~|0.008<br>~~ee~~<br>~~ee~~|0.13<br>~~ee~~~~**e**~~<br>~~ee~~||467<br>~~a~~<br>~~ee~~|703<br>~~ee~~|1.40<br>~~ee~~|~~ee~~<br>~~ee~~|Y<br>~~ee~~|Y<br>~~ee~~||Y|



Specifications subject to change without notice 

**Bel Fuse Inc.** 

+1 201.432.0463 Bel.US.CS@belf.com 

206 Van Vorst Street Jersey City, NJ 07302 USA 

**belfuse.com/circuit-protection** 

© 2019 Bel Fuse, Inc. 

Rev. 5TT Jan2019 

**3** / **4** 

## Type 5TT / 5TTP 

## **Temperature Derating Curve** 

## **Average Time Current Curve** 

## **Soldering Parameters** 

|Lead-free Wave Soldering Profile|Lead-free Wave Soldering Profile|
|---|---|
|Wave Soldering Parameter||
|Average ramp-up rate|200℃/ second|
|Heating rate during preheat|typical 1 - 2℃/ second<br>Max 4℃/ second|
|Final preheat temperature|within 125℃of soldering<br>temperature|
|Peak temperature Tp|260℃|
|Time within +0℃/ -5℃of<br>actual peak temperature|10 seconds|
|Ramp-down rate|5℃/ second max.|



Specifications subject to change without notice 

**Bel Fuse Inc.** 

+1 201.432.0463 Bel.US.CS@belf.com 

206 Van Vorst Street Jersey City, NJ 07302 USA 

**belfuse.com/circuit-protection** 

© 2019 Bel Fuse, Inc. 

Rev. 5TT Jan2019 

**4** / **4** 

## Type 5TT / 5TTP 

## **Fuse FGNO Explanation 0654 R [XXXX] -XX [XXXX]=Ampere Rating; XX=See Ordering Information as below** 

|Fraction|Decimal|Milliamps|Bel FGNO[XXXX]|
|---|---|---|---|
|8/100|0.080|80|0080|
|1/10|.100|100|0100|
|1/8|.125|125|0125|
||.160|160|0160|
|2/10|.200|200|0200|
|1/4|.250|250|0250|
|3/10|.300|300|0300|
|4/10|.400|400|0400|
|1/2|.500|500|0500|
|6/10|.600|600|0600|
|7/10|.700|700|0700|
|3/4|.750|750|0750|
|||||
|||||
|||||



|Fraction|Decimal|Amps|Bel FGNO[XXXX]|
|---|---|---|---|
||1.0|1|1000|
|1-1/4|1.25|1.25|1250|
|1-1/2|1.50|1.5|1500|
||1.60|1.6|1600|
||2.0|2|2000|
|2-1/2|2.5|2.5|2500|
||3.0|3|3000|
||3.15|3.15|3150|
||4.0|4|4000|
||5.0|5|5000|
||6.0|6|6000|
||6.3|6.3|6300|
||7.0|7|7000|
||8.0|8|8000|
|||10|9100|



## **Mechanical Dimensions** 

## **Ordering Information** 

- *Ratings 5A and less have 0.032'' diameter lead; 

*Ratings 6A and above have 0.040'' diameter lead. 

## **Packaging** 

|Packaging Option|Packaging Specification|Quantity|Packaging Code|Inside Tape Spacing|
|---|---|---|---|---|
|Bulk|N/A|1000|33 / 21 / 51|N/A|
|Bulk (Pigtail Type)|N/A|1000|33 / 23 / 53|N/A|
|Tape & Reel，10mm Pitch|EIA-296-F|1500|36 / 26 / 56|63|



Specifications subject to change without notice 

**Bel Fuse Inc.** 206 Van Vorst Street Jersey City, NJ 07302 USA 

+1 201.432.0463 Bel.US.CS@belf.com 

**belfuse.com/circuit-protection** 

© 2019 Bel Fuse, Inc. 

Rev. 5TT Jan2019
Updated at February 9, 2023
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