Download PDF688 LITTELFUSE
Document overview
- Manufacturer or author: Provided By www.digicamel.com(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 3
Technical content
Features
Electrical Characteristics for Series
Applications
% of Ampere Rating Ampere Rating Opening Time 100% 5A - 40A 4 Hours, Min. 200% 120 Second, Max. RoHS Pb Amp Code Amp Rating Voltage Rating Interrupting Rating Nominal Cold Resistance (mOhms) Nominal Melting I2t Under 10In (A2 sec) Agency Approvals 005. 5 70Vdc 2500A @ 70Vdc 22 118 x 006. 6 70Vdc 2500A @ 70Vdc 21 132 x 010. 10 70Vdc 2500A @ 70Vdc 10 570 x 015. 15 70Vdc 2500A @ 70Vdc 6 554 x 030.* 30 70Vdc 2500A @ 70Vdc 2.1 4200 x x 040.* 40 70Vdc 250Vac 2500A @ 70Vdc 1500A @ 250Vac 1 .55 7800 x Electrical Characteristic Specifications by Item
- PDU in Telecom Datacenter
- Wireless Transmission Base Station
Description
- In accordance with Underwriter’s Laboratories Standard UL 248-14
- Available in cartridge version
- RoHS compliant and Lead-free Note: *Surge rating: 1 .2/50-8/20μs, 20KV/10KA surge is available for 30A and 40A. Application testing is strongly recommended. Additional Information Datasheet SamplesResources
© 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/14/15 Axial Lead & Cartridge Fuses 6x25mm > 70VDC Fuse > 688 Series Average Time Current CurvesT emperature Re-rating Curve 100 0.1 0.01 1 10 100 1000CURRENT IN AMPERES TIME IN SECONDS 1000 10000 10A 15A 30A 40A Soldering Parameters - Wave Soldering Wave Parameter Lead-Free Recommendation Preheat: (Depends on Flux Activation Temperature) (Typical Industry Recommendation) Temperature Minimum: 100°C Temperature Maximum: 150°C Preheat Time: 60-180 seconds Solder Pot Temperature: 260°C Maximum Solder Dwell Time: 2-5 seconds Recommended Hand-Solder Parameters: Solder Iron Temperature: 350°C +/- 5°C Heating Time: 5 seconds max. Note: These devices are not recommended for IR or Convection Reflow process. Recommended Process Parameters: 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 Note: Rerating depicted in this curve is in addition to the standard derating of 25% for continuous operation.
© 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/14/15 Axial Lead & Cartridge Fuses 6x25mm > 70VDC Fuse > 688 Series Product Characteristics Dimensions Materials Body : Ceramic Cap : Tin–plated Copper Leads: Tin-plated Copper T erminal Strength MIL -STD-202, Method 211, Test Condition A Solderability MIL -STD-202 Method 208 Product Marking Brand logo, current and voltage ratings, agency approval marks Packaging Available in Bulk and Ammo packaging (M=1000 pcs/pkg) Operating Temperature: –55ºC to 125ºC. Thermal Shock: MIL -STD-202, Method 107 , Test Condition B Vibration MIL -STD-202, Method 201 Humidity MIL -STD-202, Method 103, Test Condition A: High RH (95%) and elevated temp (40ºC) for 240 hours Salt Spray MIL -STD-202, Method 101, Test Condition B Packaging Option Packaging Specification Quantity Quantity & Packaging Code Taping Width
688 Series
25.2㼼0.3 6.3+0.15/-0.05 5.5㼼0.2 Part Numbering System
0688 MX Pxxxx
X = Filler M = 1000 Refer to Amp Code column of Electrical Characteristics Table Measurements displayed in millimeters