RLW2012-4-R005F DELTA | Alldatasheet
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- PDF pages: 7
Technical content
for use in electronic equipment.
- Construction and Physical Dimensions
Figure 1. Structure (No mark)
SPECIFICATION FOR APPROV AL DOCUMENT : SRL40000NH REVISION : A0 PAGE : 2 OF 7 4. Ratings 4-1 Specification Power Rating* 1/2 W Resistance Range 0.005 Ω ~0.030 Ω Resistance Tolerance ±1% , ±2% , ±5% Temperature Coefficient of Resistance 0~200ppm/ ℃ Note*: Power Rating is based on continuous full load operation at rated ambient temperature of 70 For resistors operated at ambient temperature in excess of 70 ℃, the maximum load shall be derated in accordance with the following curve. Figure 2 Derating Curve 4-2 Rated V oltage The rated voltage shall be determined by the following expression. RPV ×= Where V ：Rated voltage (V) R ：Nominal resistance value ( Ω ) P：Rated dissipation (W) 4-3 Operating and Storage Temperature Range -55 to +125 ℃ -55 70 125 ℃ 100 Percentage of the rated dissipation Ambient temperature
SPECIFICATION FOR APPROV AL DOCUMENT : SRL40000NH REVISION : A0 PAGE : 3 OF 7 5. Characteristics Test Item Condition of Test Requirements Short Time Overload 5 * Rated power for 5 seconds Refer to JIS C 5201-1 4.13 Without significant damage by flashover ( spark, arching ), burning or breakdown etc. Insulation Resistance The resistor shall be cramped in the metal block and tested , as shown below. Test voltage : 100 ± 15VDC for 1 minute Refer to JIS C 5201-1 4.6 Mounting condition G . Between Electrode and Protection Film 100M Ω or over Between Electrode and Substrate 1,000M Ω or over V oltage Proof The voltage : 100V AC (rms.) for 1 minute Refer to JIS C 5201-1 4.7 Without damage by flashover, fire or breakdown, as shown below. Thermal Shock -55 ~125 ℃ 5 cycles, 15 min at each extreme condition Refer to JIS C 5201-1 4.19 Ω ) Without distinct damage in appearance Low Temperature Storage Kept at -55 ℃, 1,000 hours Refer to JIS C 5201-1 4.23.4 Without distinct damage in appearance High Temperature Exposure Kept at 125 ℃ for 1,000 hours Refer to JIS C 5201-1 4.23.2 Without distinct damage in appearance Solderability Temperature of Solder : 245 ± 5 ℃ Immersion Duration : 2 ± 0.5 second Refer to JIS C 5201-1 4.17 Uniform coating of solder cover minimum of 95% surface being immersed Resistance to Soldering Heat Dipped into solder at 270 ± 5℃ for 10 ± 1 seconds Refer to JIS C 5201-1 4.18 Ω ) Without distinct deformation in appearance
SPECIFICATION FOR APPROV AL DOCUMENT : SRL40000NH REVISION : A0 PAGE : 4 OF 7 Test Item Condition of Test Requirements Load Life Rated voltage for 1.5 hours followed by a pause 0.5 hour at 70 ± 2℃. Cycle repeated 1000 hours Refer to JIS C 5201-1 4.25 Ω ) Without distinct damage in appearance Damp Heat with Load 40 ± 2 ℃ with relative humidity 90% to 95%. D.C. rated voltage for 1.5 hours ON and 30 minutes OFF. Cycle repeated 1,000 hours Refer to JIS C 5201-1 4.24 Ω ) Without distinct damage in appearance Mechanical Shock 100 G’s for 6milliseconds. 5 pulse s Refer to JIS C 5201-1 4.21 Without mech anical damage such as break Bending Test Glass-Epoxy board thickness : 1.6mm Bending width : 2mm Between the fulcrums : 90mm Refer to JIS C 5201-1 4.33 ΔR : ±(1.0%+0.0005 Ω ) Without mech anical damage such as break
SPECIFICATION FOR APPROV AL DOCUMENT : SRL40000NH REVISION : A0 PAGE : 5 OF 7 6. Recommended Solder Pad Dimensions Note : We recommend there is no circuit design between pads to avoid circuit short
SPECIFICATION FOR APPROV AL DOCUMENT : SRL40000NH REVISION : A0 PAGE : 6 OF 7 7. Packaging 7-1 Dimensions 7-1-1 Tape packaging dimensions ※ Pre-emptied holes : 150 holes (or 30cm) or more. Code letter A B Unit : mm Dimension 1.45 ± 0.10 2.25 ± 0.10 7-1-2 Reel Dimensions (Plastic reel : Correspond with EIAJ RRV08B) Label 105 x 50 13 ± 0.2 28 ± 0.8 9 ± 0.3 13 ± 1.4 180 +0 105 Unit : mm 60 +1 1.5 0.1 0.0 Carrier cavity Sprocket hole CHIP 1.75 ±0.1 8.0 ± 0.3 3.5 ± 0.05 Pull Direction 4.0 ± 0.1 B A 0.6 ± 0.10 0.65 ± 0.10
SPECIFICATION FOR APPROV AL DOCUMENT : SRL40000NH REVISION : A0 PAGE : 7 OF 7 7-2 Peel force of top cover tape The peel speed shall be about 300 mm / min. The peel force of top cover tape shall be between 0.1 to 0.7 N. 7-3 Numbers of taping 5,000 pieces / reel 7-4 Making 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 165 ~ 180° Top Cover Tape 0.1~0.7 N