Sulfurization-proof Chip Resistor Hokuriku Electric Industry Co.,Ltd 【Model Number】 CRS** 【Features】 ■Use of special protective material provides excellent sulfurization characteristic. ■Miniature size or Network types are also available. ■Reflow, Flow solderings are applicable. ■Due to metal-glazed thick film material utilized, it has excellent heat resistance, weatherability. ■Europe RoHS compliant product. 【Dimensions】 (Unit: mm) Model No. L W t c d CRS10 1.00±0.05 0.50±0.05 0.35±0.05 0.30±0.10 0.25±0.10 CRS16 0.80 +0.20/-0.10 0.50 +0.15/-0.05 0.40±0.20 0.25±0.20 2.00 +0.20/-0.10 1.25 +0.20/-0.10 0.50 +0.15/-0.05 0.45±0.20 0.40±0.20 CRS32 3.20 +0.10/-0.15 1.60 +0.10/-0.15 0.55 +0.15/-0.05 0.65±0.20 0.50±0.20 CRS35 3.20 +0.10/-0.15 2.60 +0.10/-0.15 0.55 +0.15/-0.05 0.60±0.20 0.50±0.20 0.70±0.25 0.60±0.20 CRS50 【Designation】 1.60±0.15 CRS20 ＣＲＳ１６ ① ①Model No. Model No. Size CRS10 1005 CRS16 1608 CRS20 2012 CRS32 3216 CRS35 3225 CRS50 5025 - 5.00±0.15 １０３ ② Ｊ ③ 2.50±0.15 Ｖ ④ ②Resistance Value Marking Resistance 103 10KΩ 103＝10×10３ ＝10,000Ω＝10KΩ 0.56±0.15 ③Resistance Tolerance Symbol Tolerance Ｆ ±1.0％ G ±2.0％ J ±5.0％ ③Packing Form Symbol Form V Paper tape Ｅ Emboss tape B Bulk 【Specification】 Model No. Rated power (W) Tolerance CRS10 0.100 CRS16 Class F (±1%) 0.125 CRS20 Class G (±2%) 0.250 CRS32 Class J (±5%) 0.250 CRS35 0.500 CRS50 * Operating temperature range: -55～+155 ℃ Range (Ω) TCR (ppm/℃) 0.063 10～1M ±250 HOKURIKU Max.Working Voltage Max.Overload Voltage 50V 100V 150V 200V 200V 400V Hokuriku Electric Industry Co.,Ltd 【Structure】 Model No. No. 1 2 3 4 5 6 7 8 9 10 11 CRS16 CRS10 CRS50, CRS35, CRS32, CRS20 5 4 Element Name 6 Ceramic substrate Bottom electrode 3 Top electrode Resistive element Protective coat Ⅰ Protective coat Ⅱ Without Marking With Marking 2 １ Protective coat Ⅲ Side electrode Ni plating Sn plating * Design・specification are subject to change without prior notice. Please check before purchase and use. 【Power derating curve】 ■ When used at ambient temperature of 70℃ 70℃ or above, power rating must be derated in accordance with the derating curve. below. CRS Power rating (%) 100 80 60 40 20 0 -55 0 70 155 Ambient temperature (℃) 【Surface temperature rise】 ■ As for relation between rated power ratio ans surface temperature rise, refer to the CRS Suface temperature 表面温度上昇 Suｒface temperature (℃) 140 表 面 温 度 上 昇 120 ℃ 40 CRS50 100 CRS35 80 CRS32 60 （ ） CRS20 CRS16 CRS10 20 0 0 50 100 Power rating (%) 負荷電圧（%） 150 200 【Anti-sulfuration characteristic】 ■ In test chamber of 40℃ 40℃，90～ 90～95％ 95％RH， RH，H2S：3ppm, 1000Hr 1000Hr storage without load. Sulfurization test (vapor phase test) CRS10 2.0 Resistance change (%) CRS16 CRS20 1.0 CRS32 CRS35 0.0 CRS50 -1.0 -2.0 500 1000 Test time (Hr) * Design・specification are subject to change without prior notice. Please check before purchase and use. HOKURIKU 7 8 9 10 11