2W, 2512, SL Type Low Resistance Chip Resistor (Lead / Halogen Free) 1. Scope This specification applies to 3.2mm x 6.4mm size 2W, fixed metal foil current sensing resistors used in electronic equipment. 2. Type Designation RL32649W – □□□□ – (1) (2) Where □ (3) (1) Series No. (2) Resistance value : For example : Four digits of number 1R2m = 1.2mΩ R005 = 5mΩ (3) Tolerance : Refer to paragraph 4 3. Dimensions and schematic L Code Letter R005 W t a 3264 L 6.35 ± 0.25 W 3.15 ± 0.25 a a Dimensions (mm) t 0.95 ± 0.30 0.80 ± 0.20 Note:Marking (No Direction) Figure 1. Construction and Dimensions UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕ X = ± X.X = ± X.XX = ± ANGLES ± HOLE DIA. ± DRAWN BY ﹕connie 4/3/13 DESIGNED BY ﹕ CHECKED BY ﹕ APPROVED BY ﹕ SCALE ﹕ X UNIT ﹕ X TITLE : The Engineering Specification for RL32649W-XXXX-X 台達電子工業股份有限公司 Delta Electronics, Inc. THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc. AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION DOCUMENT NO. SM9W0000NH PAGE 1 PAGE REV. A3 OF 6 4. Specification Characteristics Feature Power Rating* 2W Resistance Value Temperature Coefficient of Resistance 1.2 mΩ 2~4 mΩ 5~50 mΩ 0~500 ppm/℃ ± 200 ppm/℃ ± 100 ppm/℃ Operation Temperature Range -55℃ ~ +170℃ Resistance Tolerance ± 1%(F) , ± 2%(G) , ± 5%(J) Insulation Resistance Over 100MΩ ( P*R)1/2 Maximum Working Voltage (V) Note * : Power rating is based on continuous full load operation at rated ambient temperature of 70℃. For RATED LOAD(%) resistors operated at ambient temperature in excess of 70℃, the maximum load shall be derated in accordance with the following curve. 100 0 70 -55 170 AMBIENT TEMPERATURE(℃) Figure 2.：Power Temperature Derating Curve UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕ X = ± X.X = ± X.XX = ± ANGLES ± HOLE DIA. ± DRAWN BY ﹕connie 4/3/13 DESIGNED BY ﹕ CHECKED BY ﹕ APPROVED BY ﹕ SCALE ﹕ X UNIT ﹕ X TITLE : The Engineering Specification for RL32649W-XXXX-X 台達電子工業股份有限公司 Delta Electronics, Inc. THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc. AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION DOCUMENT NO. SM9W0000NH PAGE 2 PAGE REV. A3 OF 6 5. Reliability Performance Test Item Condition of Test Short Time Overload 2.5 x Rated power for 5 seconds Refer to JIS C 5201-1 4.13 Requirements ∆R：± (0.5% + 0.0005Ω) -55 ~125℃ 100 cycles, 15 min at each extreme Thermal Shock ∆R：± (0.5% + 0.0005Ω) condition Refer to JIS C 5201-1 4.19 Kept at -55℃, 1,000 hours Low Temperature Storage ∆R：± (0.5% + 0.0005Ω) Refer to JIS C 5201-1 4.23.4 Resistance to Soldering Heat Dipped into solder at 270 ± 5℃ for 20 ± 1 seconds ∆R：± (0.5% + 0.0005Ω) Refer to JIS C 5201-1 4.18 Load Life Rated voltage for 1.5hours followed by a pause 0.5hour at 70 ± 3℃ ∆R：± (1.0% + 0.0005Ω) Cycle repeated 1,000 hours Refer to JIS C 5201-1 4.25 40 ± 2℃ with relative humidity 90% to 95%. Damp Heat with Load D.C. rated voltage for 1.5 hours ON 30 ∆R：± (1.0% + 0.0005Ω) minutes OFF. Cycle repeated 1,000 hours Refer to JIS C 5201-1 4.24 High Temperature Exposure Kept at 170℃ for 1,000 hours ∆R：± (1.0% + 0.0005Ω) Refer to JIS C 5201-1 4.23.2 Solderability Mechanical Shock Temperature of Solder : 245 ± 5℃ Uniform coating of solder Immersion Duration : 3 ± 0.5 second cover minimum of 95% Refer to JIS C 5201-1 4.17 surface being immersed 100 G’s for 6milliseconds. 5 pulses ∆R：± (0.5% + 0.0005Ω) Refer to JIS C 5201-1 4.21 Substrate Bending Glass-Epoxy board thickness : 1.6mm Bending width : 2mm ∆R：± (0.5% + 0.0005Ω) Between the fulcrums : 90mm Refer to JIS C 5201-1 4.33 UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕ X = ± X.X = ± X.XX = ± ANGLES ± HOLE DIA. ± DRAWN BY ﹕connie 4/3/13 DESIGNED BY ﹕ CHECKED BY ﹕ APPROVED BY ﹕ SCALE ﹕ X UNIT ﹕ X TITLE : The Engineering Specification for RL32649W-XXXX-X 台達電子工業股份有限公司 Delta Electronics, Inc. THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc. AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION DOCUMENT NO. SM9W0000NH PAGE 3 PAGE REV. A3 OF 6 6. Recommended Solder Pad Dimensions L W (mm) L (mm) D (mm) t (μm) 3.35 105 D W 3264 4.00 8.00 Cu Trace t: Copper foil minimum thickness of PCB Sensing Trace Note : We recommend there is no circuit design between pads to avoid circuit short UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕ X = ± X.X = ± X.XX = ± ANGLES ± HOLE DIA. ± DRAWN BY ﹕connie 4/3/13 DESIGNED BY ﹕ CHECKED BY ﹕ APPROVED BY ﹕ SCALE ﹕ X UNIT ﹕ X TITLE : The Engineering Specification for RL32649W-XXXX-X 台達電子工業股份有限公司 Delta Electronics, Inc. THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc. AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION DOCUMENT NO. SM9W0000NH PAGE 4 PAGE REV. A3 OF 6 7. Packaging 7-1 Dimensions 7-1-1 Tape packaging dimensions 0.3 max. 1.5+0.1 -0.0 4.0 ± 0.1 Feed forward hole 2.0 ± 0.05 1.5 ± 0.1 1.75 ± 0.10 5.50 ± 0.05 B 12.0 ± 0.3 1.5 max. Cavity A 4.0 ± 0.1 Pulling direction A = 3.60 ± 0.20 B = 6.80 ± 0.20 Unit : mm 7-1-2 Reel dimensions 13.0±0.5 4 .0 0 +0 -0 .5 2.0±0.5 178.0±2.0 60.2±0.5 13.2±1.5 16.0±0.2 Unit : mm UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕ X = ± X.X = ± X.XX = ± ANGLES ± HOLE DIA. ± DRAWN BY ﹕connie 4/3/13 DESIGNED BY ﹕ CHECKED BY ﹕ APPROVED BY ﹕ SCALE ﹕ X UNIT ﹕ X TITLE : The Engineering Specification for RL32649W-XXXX-X 台達電子工業股份有限公司 Delta Electronics, Inc. THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc. AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION DOCUMENT NO. SM9W0000NH PAGE 5 PAGE REV. A3 OF 6 7-2 Peel Strength of Top Cover Tape The peel speed shall be about 300mm/min. The peel force of top cover tape shall between 0.1 to 0.7N Top Cover Tape 165 ~ 180° 0.1 ~ 0.7N Carrier tape 7-3 Number of Taping 2,000 pieces / reel 7-4 Label marking The following items shall be marked on the reel. (1) Type designation (2) Quantity (3) Manufacturing date code (4) Manufacturer’s name (5) The country of origin UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕ X = ± X.X = ± X.XX = ± ANGLES ± HOLE DIA. ± DRAWN BY ﹕connie 4/3/13 DESIGNED BY ﹕ CHECKED BY ﹕ APPROVED BY ﹕ SCALE ﹕ X UNIT ﹕ X TITLE : The Engineering Specification for RL32649W-XXXX-X 台達電子工業股份有限公司 Delta Electronics, Inc. THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc. AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION DOCUMENT NO. SM9W0000NH PAGE 6 PAGE REV. A3 OF 6