0157.062DR LITTELFUSE | Alldatasheet

Document overview

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Technical content

Features

Electrical Characteristics for Series t 4VSGBDF.PVOUBCMF Very Fast Acting Fuse. t 'VMMZDPNQBUJCMFXJUI RoHS/Pb-Free solder alloys and higher temperature profiles associated with leadfree assembly. t &BTJMZSFQMBDFBCMF on PC Board (Field Replaceable) t 3P)4DPNQMJBOUBOE Halogen Free t "WBJMBCMFJOSBUJOHTPG 0.062 ~ 10 Amperes. % of Ampere Rating Opening Time at 25ºC 100% IPVST.JOJNVN 200% TFDT.BYJNVN

Applications

Electrical Specifications by Item 1 . Cold resistance measured at less than 10% of rated current at 23ºC. 2. I2t values stated for 8ms opening time. 3. Agency Approval Table Key: X=Approved or Certified, P=Pending and Blank=Not Approved 4. Have special electrical characteristic needs? Contact Littelfuse to learn more about application specific options. t *OTUSVNFOUBUJPO t #BTF4UBUJPOT t 5FMFDPNNVOJDBUJPOT PS E Revised: February 19, 2010 Ampere Rating (A) Amp Code Max Voltage Rating (V) Interrupting Rating (A) Fuse Furnished Nominal Cold Resistance (Ohms) Nominal Melting I2t (A2sec) Agency Approvals PS E 0.062 .062 125 50A @ 125 VAC/VDC 300A @ 32 VDC 0451 .062 5.5372 0.00019 X 10.0 010. 125 35A @ 125 VAC / 50A @125 VDC 300A @ 32VDC 0453010. 0.0058 26.46 X X

Introduction to Circuit ProtectionIntroduction to Circuit Protection Transientology 96 © 2009 Littelfuse, Inc. Specifications are subject to change without notice. Surface Mount Fuses

157 Series

NANO2® > 157 Fuse and Holder Combination Please refer to www.littelfuse.com/series/157.html for current information. Average Time Current Curves Reflow Condition Pb – Free assembly Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (Min to Max) (ts) 60 – 120 secs Average ramp up rate (Liquidus Temp (TL) to peak 5°C/second max. TS(max) to TL - Ramp-up Rate 5°C/second max. Reflow - Temperature (TL) (Liquidus) 217°C - Temperature (tL) 60 – 90 seconds Peak Temperature (TP) 250+0/-5 °C Time within 5°C of actual peak Temperature (tp) 20 – 40 seconds Ramp-down Rate 5°C/second max. Time 25°C to peak Temperature (TP) 8 minutes max. Do not exceed 260°C Soldering Parameters T emperature Rerating Curve 0.001 0.010 0.100 1.000 10.000 0.01 0.1 1 10 100 TIME IN SECONDS CURRENT IN AMPS 0.75 A 0.5 A 0.062A 10.0 A 8.0 A 7.0 A 6.30 A 5.0 A 4.0 A 3.50 A 3.0 A 2.50 A 2.0 A 1.50 A 1.0 A 0.375 A 0.25 A 0.2 A 0.125 A 0.315A Note: 1 . Derating depicted in this curve is in addition to the standard derating of 25% for continuous operation. Time Temperature TP TL TS(max) TS(min) tP tL tS time to peak temperature (t 25ºC to peak) Ramp-down Ramp-up Preheat Critical Zone TL to TP

97© 2009 Littelfuse, Inc. Specifications are subject to change without notice. Surface Mount Fuses NANO2® > 157 Fuse and Holder Combination Please refer to www.littelfuse.com/series/157.html for current information. Body: Ceramic Cap: For 0.062A ~ 0.125A – Au plated Brass For 0.200A ~ 10A – Silver plated Brass Clip Plating:.BUUF5JO Product Marking Body: Brand Logo, Current Rating Clip Retention Force applied at fuse center, perpendicular to UIFMPOHBYJT !MCT.*/ Solderability .*-45% +&%&$+45%# 5FTU$POEJUJPO" Humidity T est .*-o45% .FUIPE!$3) 1000 hours Resistance to Solvents .*-45% .FUIPE TPMWFOUUZQFT Product Characteristics Operating T emperature -55ºC to 125ºC with proper derating Thermal Shock .*-45% .FUIPE Test Condition B (5 cycles -65ºC to +125ºC) Vibration .*-45% .FUIPE (10-55 Hz) Moisture Resistance .*-45% .FUIPE 10 cycles Salt Spray/ Atmosphere .*-45% .FUIPE Test Condition B (48 hrs.), 5% NaCl in De-ionized Water Shock .*-45% .FUIPE Test Condition I (100 G’s peak for 6 milliseconds) Dimensions 6.10 [0.240] 1.45 [0.057] 2.69 [0.106] 2.69 [0.106] 3.7 ± 0.13 [0.146]L 1AF 6.50 ± 0.20 [0.256] 7 .26 [0.29] 3.00 [0.12] 2.46 [0.10] 2.40 [0.09] 3.70 [0.146] 3.40 [0.134] 3.90 ± 0.13 [0.154] 2.50 ± 0.2 [0.098] "A" "B" 0.10 Packaging Packaging Option Packaging Specification Quantity Quantity & Packaging Code Tape and Reel 4VSGBDF.PVOU 1500 DR Part Numbering System PCB Recommendation for Thermal Management .JOJNVN$PQQFS-BZFS5IJDLOFTT VN .JOJNVN$PQQFS5SBDF8JEUI NN 0157 001. D R SERIES AMP CODE QUANTITY CODE PACKING OPTION D = 1500 pcs R = Tape and Reel Note: Alternate methods of thermal management may be used. In such cases, under normal operations, the maximum temperature of the fuse body should not exceed 80ºC in a 25ºC ambient environment.

Introduction to Circuit ProtectionIntroduction to Circuit Protection Transientology 98 © 2009 Littelfuse, Inc. Specifications are subject to change without notice.