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Technical content

Features

Electrical Characteristics

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Applications

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Description

Revised: August 7, 2012

© 2012 Littelfuse, Inc. Specifications are subject to change without notice. Radial Lead Fuses

370 Series

Please refer to www.littelfuse.com/series/370.html for current information. Radial Lead TR5® > Fast-Acting > 370 Series Average Time Current CurvesT emperature Rerating Curve 1.0 x IN max. (mV) Power Dissipation 1.5 x IN max. (mW) Melting Integral 10 x IN max. (A2s) Agency Approvals 0040 40mA 7 "7"$1 )[DPTM = 1 .0 900 100 0.0002 GX 0050 50mA 7 320 80 0.00035 XX X X 0063 63mA 7 350 100 0.0005 XX X X 0080 80mA 7 370 120 0.0014 XX X X 0100 100mA 7 600 130 0.0038 XX X X 0125 125mA 7 550 172 0.0066 XX X X 0160 160mA 7 500 165 0.014 XX X X 0200 200mA 7 465 190 0.03 XX X X 0250 250mA 7 400 250 0.051 XX X X 0315 315mA 7 380 250 0.1 XX X X 0400 400mA 7 120 135 0.025 XX X X 0500 500mA 7 120 155 0.042 XX X X 0630 630mA 7 115 200 0.076 XX X X 0800 800mA 7 120 310 0.12 XX X X 1 100 1 .00A 7 110 310 0.2 XX X XX 1125 1 .25A 7 100 360 0.31 XX X XX 1160 1 .60A 7 100 600 0.53 XX X XX 1200 2.00A 7 85 500 0.98 XX X XX 1250 2.50A 7 80 660 1 .8 XX X XX 1315 3.15A 7 90 950 3.1 XX X XX 1400 4.00A 7 "7"$ 80 920 6.7 XX X XX 1500 5.00A 7 "7"$ 80 1000 12.00 XX X XX 1630 6.30A* 7 "7"$ 70 1200 24.00 GX X 1FS6- BQQSPWFECSFBLJOHDBQBDJUZJT"BU7 $POEVDUJOHQBUINJONN2 &YQFSU3FQPSUQFOEJOH /PUFNFBOTUIFOVNCFSPOFXJUIUXPEFDJNBMQMBDFT NFBOTUIFOVNCFSPOFUIPVTBOE CURRENT IN AMPERES TIME IN SECONDS 0.001 0.010 0.100 100 1000 10000 100000 0.100 1 10 1000.02 0.040A 0.050A 0.063A 0.080A 0.100A 0.125A 0.160A 0.200A 0.250A 0.315A 0.400A 0.500A 0.630A 0.800A 1.00A 1.25A 1.60A 2.00A 2.50A 3.15A 4.00A 5.00A 6.30A CURRENT IN AMPERES TIME IN SECONDS 0.001 0.010 0.100 100 1000 10000 100000 0.100 1 10 1000.02 0.040A 0.050A 0.063A 0.080A 0.100A 0.125A 0.160A 0.200A 0.250A 0.315A 0.400A 0.500A 0.630A 0.800A 1.00A 1.25A 1.60A 2.00A 2.50A 3.15A 4.00A 5.00A 6.30A 100 120 140 -40 - 200 2 04 06 08 0 AMBIENT TEMPERATURE (°C) PERCENT OF RATING 23°C

© 2012 Littelfuse, Inc. Specifications are subject to change without notice. Radial Lead Fuses Please refer to www.littelfuse.com/series/370.html for current information. Radial Lead TR5® > Fast-Acting > 370 Series #BTF$BQ#SPXO5IFSNPQMBTUJD 1PMZBNJEF1" 6-7 3PVOE1JOT$PQQFS 5JOQMBUFE Lead Pull Strength 10 N (EN 60068-2-21) Solderability $ õT 8BWF õT 4PMEFSJOH*SPO Soldering Heat Resistance T *&$ T 4PMEFSJOH*SPO Product Characteristics Operating Temperature $UP $ DPOTJEFSEFSBUJOH Climatic Category $UP $EBZT *&$ Stock Conditions $UP 3)õZFBSMZBWFSBHF XJUIPVU EFX NBYJNVNWBMVFGPSEBZT 95% Vibration Resistance DZDMFTBUNJOFBDI (EN 60068-2-6) )[BUNNBNQMJUVEF )[BU(BDDFMFSBUJPO Soldering Parameters - Wave Soldering Dwell Time 100 120 140 160 180 200 220 240 260 280 300 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 Time (Seconds) Temperature (°C) - Measured on bottom side of board Cooling TimePreheat Time Wave Parameter Lead-Free Recommendation Preheat: %FQFOETPO'MVY"DUJWBUJPO5FNQFSBUVSF 5ZQJDBM*OEVTUSZ3FDPNNFOEBUJPO 5FNQFSBUVSF.JOJNVN 100°C 5FNQFSBUVSF.BYJNVN 150°C 1SFIFBU5JNF 4FDPOET Solder Pot Temperature: 260°C Maximum Solder Dwell Time: 4FDPOET Recommended Hand-Solder Parameters: 4PMEFS*SPO5FNQFSBUVSF¡$ )FBUJOH5JNFTFDPOETNBY Note: These devices are not recommended for IR or Convection Reflow process. Recommended Process Parameters: Dimensions )PMFTJO1$# Part Numbering System Packaging ∅ 8.5 0.5 min max. 8L ∅ 0.6 5.08 1 +0.1 -POH-FBET - NN 4IPSU-FBET - NN Packaging Option Packaging Specification Quantity Quantity & Packaging Code Taping Width BQF"NNPQBDL N/A

0000 N/A

0410 N/A

0000 Tape/Ammopack (1,000 pcs.) 0410 Short Leads - Bulk (1,000 pcs.) Refer to Amp Code column of Electrical Characteristics Table