DOCUMENT : SMB00000AQNH REVISION : A0 PAGE : 1 OF 7 SPECIFICATION FOR APPROVAL 3W, 4527, SL Type Low Resistance Chip Resistor (Lead / Halogen Free) 1. Scope This specification applies to 7.1mm x 12mm size 3W, fixed metal foil current sensing resistors used in electronic equipment. 2. Features / Applications AEC-Q200 qualified / Power modules 、Switch mode power supplies 、Frequency converters 、 Automotive grade 3. Type Designation RL–4527 –0W – □□□□ – (1) (2) Where □ (3) – AQ – NH (4) (5) (1) Series No. (2) Resistance value : Four digits of number For example R040 = 40mΩ (3) Tolerance : Refer to paragraph 5 (4) AQ = AEC-Q200 qualified (5) NH = Sn plating ( Lead free / Halogen free) 4. Dimensions and schematic L Dimensions (mm) R010 W t a Code Letter 4527 L 11.8 ± 0.20 W 7.10 ± 0.20 a 2.50 ± 0.30 t 0.80 ± 0.20 a Figure 1. Construction and Dimensions DOCUMENT : SMB00000AQNH REVISION : A0 PAGE : 2 OF 7 SPECIFICATION FOR APPROVAL 5. Specification Characteristics Feature Power Rating* 3W Resistance Value 10~120mΩ ± 75ppm/℃ Temperature Coefficient of Resistance 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 -55 70 170 AMBIENT TEMPERATURE(℃) Figure 2.：Power Temperature Derating Curve DOCUMENT : SMB00000AQNH REVISION : A0 PAGE : 3 OF 7 SPECIFICATION FOR APPROVAL 6. Reliability Performance Test Item Short Time Overload Condition of Test 5 x Rated power for 5 seconds ∆R：± 1.0% Refer to JIS C 5201-1 4.13 Without significant damage by flashover(Spark, arching), burning or breakdown, etc. High temperature Storage Kept at 170℃, 1000hrs. Measurement at 24±4 hours after test conclusion. Temperature Cycling Biased Humidity Operational Life Requirements Refer to: MIL-STD-202 Method 108 1000 cycles, (-55℃~125℃) 30min maximum dwell time at each temperature Measurement at 24±4 hours after test conclusion. Refer to: JESD22 Method JA-104 1000 hours, 85℃/85%R.H, applied for 10% rated power Measurement at 24±4 hours after test conclusion. Refer to: MIL-STD-202 Method 103 1000 hours, 70℃, applied for 100% rated power Measurement at 24±4 hours after test conclusion. ∆R：± 1% Without distinct damage in appearance. ∆R：± 0.5% Without distinct damage in appearance. ∆R：± 1% Without distinct damage in appearance.∆R：± 0.5% ∆R：± 2% Without distinct damage in appearance. Mechanical Shock Vibration Refer to: MIL-STD-202 Method 108 100g’s peak value, 6ms, Half-sine waveform, 12.3ft/sec Refer to: MIL-STD-202 Method 213, (SMD type: Condition F) 5g’s for 20 minutes,12 cycles each of 3 orientations. Test from 10-2000Hz Refer to: MIL-STD-202 Method 204 ∆R：± 0.5% Without mechanical damage such as break. ∆R：± 0.5% Without mechanical damage such as break. DOCUMENT : SMB00000AQNH REVISION : A0 PAGE : 4 OF 7 SPECIFICATION FOR APPROVAL Resistance to Soldering Heat Solderability Dipped into solder at 260℃, 10 seconds ∆R：± 0.5% Refer to: MIL-STD-202 Method 210 Without distinct deformation in appearance. Method D category 3 @ 260℃ Refer to: J-STD-002 Board Flex 2mm for 60 seconds Refer to:AEC-Q200-005 Uniform coating of solder cover minimum of 95% surface being immersed ∆R：± 0.5% Without mechanical damage such as break. DOCUMENT : SMB00000AQNH REVISION : A0 PAGE : 5 OF 7 SPECIFICATION FOR APPROVAL 7. Recommend Land Pattern L D 4527 W (mm) L (mm) D (mm) t (μm) 7.5 13.0 4.0 105 t: Copper foil minimum thickness of PCB W Cu Trace Sensing Trace Note : We recommend there is no circuit design between pads to avoid circuit short 8. Packaging 8-1 Dimensions 8-1-1 Tape packaging dimensions Symbol Spec Symbol Spec Ao Bo Ko Po P1 P2 T 7.38±0.10 12.00±0.10 1.05±0.10 4.0±0.10 12.0±0.10 2.0±0.10 0.30±0.10 E F Do D1 W 10Po 1.75±0.10 11.50±0.10 1.55±0.05 1.50±0.10 24.0±0.30 40.0±0.20 DOCUMENT : SMB00000AQNH REVISION : A0 PAGE : 6 OF 7 SPECIFICATION FOR APPROVAL 8-1-2 Reel dimensions C D H F B A G A 24.5 ± 0.5 F 20.2 ± 0.1 B 2.0 ± 0.2 G 13.0+0.5 -1.0 C 100 ± 1.0 H 2.2 ± 0.1 D 330 ± 0.5 Unit : mm DOCUMENT : SMB00000AQNH REVISION : A0 PAGE : 7 OF 7 SPECIFICATION FOR APPROVAL 8-2 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 8-3 Number of Taping 1,000 pieces / reel 8-4 Label marking The following items shall be marked on the reel. (1) Type designation (2) (3) (4) (5) Quantity Manufacturing date code Manufacturer’s name The country of origin