Next Previous Axial Lead and Cartridge Fuses High-Reliability Subminiature MICRO™ FUSE Very Fast-Acting Type 262/268/269 Series QPL ® ® ELECTRICAL CHARACTERISTICS: % of Ampere Rating 100% 200% Ampere Rating 1/500 –5 1/500 –3/10 4/10 –5 Opening Time 4 hours, Minimum 5 seconds, Maximum 2 seconds, Maximum AGENCY APPROVALS: Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. FUSES TO MIL SPEC: 262 Series is available in FM07A on QPL for MIL-PRF-23419/7. To order, change 262 to 269. INTERRUPTING RATING: 10,000 amperes at 125 VAC/VDC ENVIRONMENTAL SPECIFICATIONS: Operating Temperature: –55°C to 125°C. Shock: (1/500): MIL-STD-202, Method 213, Test Condition A 262 000 Series 7.37 4.32 (.29") (.17") 268 000 Series 5.97 (.235") 7.37 (.29") 25.4 (1.0") 2.54 (.10") 2.54 (.10") (50 G’s peak for 11 milliseconds). (1/200–5): MIL-STD-202, Method 213, Test Condition I (100 G’s peak for 6 milliseconds). ORDERING INFORMATION: Method 204, Test Condition C (55–2000 Hz at 10 G’s Peak). Salt Spray: MIL-STD-202, Method 101, Test Condition B. Seal Test: MIL-STD-202, Method 112, Test Condition A Insulation Resistance (After Opening): MIL-STD-202, Method 302, Test Condition A (1/2 Megohm minimum). Thermal Shock: MIL-STD-202, Method 107, Test Condition B (–65°C to 125°C). Moisture Resistance: MIL-STD-202, Method 106. PHYSICAL SPECIFICATIONS: Materials: Gold-Plated Copper Leads, Type II (Fuse cap is also Gold-Plated). Weight: 262 and 269 Series .36 Grams; 268 Series .48 Grams. Lead Pull Force: MIL-STD-202, Method 211, Test Condition A (will withstand a 5 lb. axial pull test). AQL (Electrical Characteristics): Certified to 1% AQL. Sampling: Per MIL-STD-105, Inspection Level II. Traceability and Identification Records: Controlled by lot number and retained on file for a minimum of three years. Copies of Lot Certification Test data available when requested with order. Plug-In Catalog Number 262.002 262.005 262.010 262.015 262.031 262.050 262.062 262.100 262.125 262.200 262.250 262.300 262.400 262.500 262.600 262.700 262.750 262.800 262 001 262 01.5 262 002 262 003 262 004 262 005 Radial Lead Catalog Number 268.002 268.005 268.010 268.015 268.031 268.050 268.062 268.100 268.125 268.200 268.250 268.300 268.400 268.500 268.600 268.700 268.750 268.800 268 001 268 01.5 268 002 268 003 268 004 268 005 Ampere Rating 1/500 1/200 1/100 1/64 1/32 1/20 1/16 1/10 1/8 2/10 1/4 3/10 4/10 1/2 6/10 7/10 3/4 8/10 1 11/2 2 3 4 5 Voltage Rating 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 125 Nominal Resistance Cold Ohms 2000 280 94.0 44.0 16.45 3.20 2.25 1.17 1.0 2.30 1.75 1.25 0.227 0.167 0.140 0.114 0.104 0.094 0.100 0.063 0.046 0.034 0.019 0.018 OPTIONS: Special screening tests, burn-in, etc. can be supplied on special order to meet specific requirements. Please contact Littelfuse for Average Time Current Curve. PATENTED w w w. l i t t e l f u s e . c o m 285 8 AXIAL LEAD AND CARTRIDGE FUSES Vibration: MIL-STD-202, Method 201 (10–55 Hz); MIL-STD-202,