0466002NRHF LITTELFUSE

Document overview

  • Manufacturer or author: Provided By digicamel.com
  • PDF pages: 3

Technical content

Features

Electrical Characteristics for Series t 1SPEVDUJTDPNQBUJCMF with lead-free solders and higher temperature profiles. t 1SPEVDUJTNBSLFEPO top surface with code to allow amperage rating identification without testing. t -PXQSPmMFGPSIFJHIU sensitive applications. t 'MBUUPQTVSGBDFGPSQJDL and-place operations. t &MFNFOUDPWFSJOH material is resistant to industry standard cleaning operations. t .PVOUJOHQBEBOE electrical performance is identical to Littelfuse 429 and 433 Series products. t "MMPZCBTFEFMFNFOU construction provides superior inrush withstand characteristics (I 2t) over ceramic or glass based 1206 chip fuse products. % of Ampere Rating Opening Time at 25OC 100% 4 hours, Minimum 200% 5 sec., Maximum 300% 0.2 sec., Maximum

Applications

(A) Amp Code Max Voltage Rating (V) Interrupting Rating Nominal Cold Resistance (Ohms) Nominal Melting I2t (A2sec) Nom Voltage Drop (mV) Nom Power Dissipation (W) Agency Approvals ® ® 0.125 .125 125 50A @125 V AC/ DC 4.000 0.00040 552.66 0.0691 x x 0.500 .500 63 50A @63 V AC/DC 0.248 0.0060 158.47 0.0792 x x 2.50 02.5 32 50A @32 V AC/DC 0.024 0.3516 76.99 0.1925 x x Electrical Specifications by Item 1 . Measured at 10% of rated current, 25ºC. 2. Measured at rated voltage. RoHS Pb ® ® t $FMMQIPOFT t #BUUFSZQBDLT t %JHJUBMDBNFSBT t %7%QMBZFST t )BSEEJTLESJWFT Secondary protection for space constrained applications:

Revision: May 27, 2008 Surface Mount Fuses ©2008 Littelfuse, Inc. Thin Film > 1206 Size > Very Fast-Acting > 466 Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/466.html for current information.

466 Series

Average Time Current Curves TIME IN SECONDS CURRENT IN AMPERES 0.01 0.1 0.1 100 10 100 0.001 2 1/2A 1 3/4A 1 1/2A 1 1/4A 3/4A 1/2A 3/8A 1/4A 1/8A 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 – 180 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 – 150 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 Wave Soldering 260°C, 10 seconds max.

©2008 Littelfuse, Inc. Revision: May 27, 2008 Thin Film > 1206 Size > Very Fast-Acting > 466 Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/466.html for current information. 2.03 (.080") 2.03 (.080") WAVE SOLDER REFLOW SOLDER 3.81 (.150") 1.27 (.050") .58 (.023") .56 (.022") .66 (.026") 1.14 (.045") MARKING CODE VARIES WITH AMPERAGE RATING (SEE CHART) 1.52 (.060") 3.18 (.125") 3.18 (.125") 4.83 (.190") 1.65 (.065") 1.52 (.060") Sn Sn SnCu Coating Packaging Part Numbering System Materials Body: Advanced High Temperature Substrate T erminations: 100% Tin over Nickel over Copper Element Cover Coat: Conformal Coating Operating Temperature – 55 OC to 90OC. Consult temperature rerating curve chart. Thermal Shock Withstands 5 cycles of –55OC to 125OC Humidity MIL -STD-202F , Method 103B, Condition D Product Characteristics Vibration Per MIL -STD-202F , Method 201A Insulation Resistance (After Opening) Greater than 10,000 ohms Resistance to Soldering Heat MIL -STD-202G, Method 210F , Condition D Part Marking System Packaging Option Packaging Specification Quantity Quantity & Packaging Code 8mm Tape and Reel EIA RS-481-2 (IEC 286, part 3) 5000 NR Amp Code Marking Code .125 B .200 C .250 D .375 E .500 F .750 G 001 . H 1 .25 J 01 .5 K 1 .75 L 002. N 02.5 O 003. P 004. S 005. T 0466002.NRHF SERIES AMP Code ‘HF’ SUFFIX HALIDE FREE ITEM PACKAGING Code The dot is poisitioned before the Pack- aging Suffix with whole ratings and within the numbering sequence for fractional ratings. Refer to Amp Code column in the Electrical Specifications table. NR = 5000 pcs R = Tape and Reel Example: .125 amp product is 0466.125 NR HF (2 amp product shown above).