CUM2512-24FR004

High Power Current Sensing Resistor for CUM 2512 1. 3. Product Constructional (產品結構): Scope: 1.1 This specification is covered CUM2512 series only (此電流檢測電阻器規格書只包含 CUM2512 產品) 3.1 The resistors are constructed in a high grade material, Internal metal electrodes are added at each end and connected by a resistive paste that is 2. Product Features (產品特性):: 2.1 Applications include current applied to the top surface of the metal alloy (本司 sensing, voltage 的電流檢測電阻器是以高規格的材料所建構成。金 division and pulse applications (應用範圍包括電流 屬端電極附著在合金板的末端並且保護層與合金板 感應，分壓及脈衝應用) 的上層連接). 2.2 Suitable for high precision current sensing circuit 3.2 The resistive layer is covered with a protective protection application (適用於高精度的電流感應器 coat, and two external end terminations are 能應用於產品的保護). added. Wrap-around terminations have an 2.3 The resistive material stable and ultra low TCR. electroplated nickel barrier and pure Tin (lead Low and Stable TCR ≤±50ppm/°C (穩定的合金板材 free) or matte-tin finish, ensuring excellent 料可提供穩定且低的溫度系數。穩定且低的溫度系數 `leach´ resistance properties and solderability (電 可控制於≤±50ppm/°C). 阻層以保護層(漆)來包覆並加上兩個電極端。電極 2.4 Specially selected and stabilized materials allow for high temperature derating to + 170 °C (精心挑選並 端以電鍍鎳為屏障並以純錫(無鉛)或表面無光澤的 錫來包覆，來確保極佳銲錫性). 穩定材料允許高溫降額至+170°C) 2.5 Pure tin plating provides compatibility with lead (Pb) free and lead containing soldering processes (產 品電極端使用純錫電鍍，適合於無鉛與含鉛的銲接製 程). 2.6 Excellent stability (|ΔR/R| ≤ ±1.0 % for 1000 h at 70 °C) different environmental conditions (在不同的環 境下有極佳的穩定度(誤差值≤ ± 1.0 %，當產品處於 70 度 C/1,000 小時下)). 2.7 Compliant to RoHS directive 2011/65/EU and Halogen free (符合 RoHS 指令 2011/65/EU 指令與無 鹵的要求). 2.8 Flame retardant type material is used to meet UL94 V-0 requirements (不燃型材料符合 UL94 V-0 的要 求). Fort Technology Co., Ltd www.fort-tec.com , Document #: FT-SPEC-TPE-2512U-ALL-V5, Revision 2017/04/17 Page 1 of 6 High Power Current Sensing Resistor for CUM 2512 4. Product Specifications(產品規格): Type 類別 Resistance Range (mΩ)* Max. Max. Max. # of Rating Rating Overload Terminals Power Current Current 電極端數目 最大額定 最大額定 最大過負 功率(W) CUM 2512 2 度系數 D (±0.5%) 44.72 100.00 2 63.25 141.42 3 77.46 134.16 F (±1%); Temperature G (±2%); 操作溫度 J (±5%) 電流(A) 載電流(A) 1 Operating 電阻值範圍 TCR (ppm/°C)溫 ≤±50 7.0~680.0 0.5~680.0 7.0~450.0 0.5~450.0 7.0~100.0 0.5~100.0 -55~+170°C Remark 備註: a. “*” Special tolerance and range of resistance are under requested.(“*”如需特殊的公差和阻值請與我們聯絡). 5. Power Derating Curve(功率減额曲線): 5.1 The Operating Temperature Range: -55°C ~+170°C.(溫度範圍: -55°C ~+170°C). 5.2 For resistors operated in ambient temperatures above 70°C, power rating must be derated in accordance with the curve below(當電阻工作在溫度超過 70°C 時，額定功率必须減额，減额曲線依據下圖)： 120 Rated Power in % 100 80 60 40 20 0 -55 -50 -25 0 +25 +50 +75 +100 +125 +150 +170 70 Ambient Temperature in °C 6. Rating Current(額定電流): 6.1 The following equation may be used to determine the DC (Direct Current) or AC (Alternating Current) (RMS, root mean square value) of normal rated power. However, if the result value exceeds the highest current of regulated standards (paragraph 5), the highest normal rated power is to be used (以下的公式也許被用於確定DC (直流電)或AC (交流電)電流(RMS，均方根值) 的正常額定功率。無論如何，如果 結果超出被調控的最高標準電流(參考第五章節)時，最高的正常額定功率將被使用). Remark: a. I: Rating Current. b. P: Rating Power. c. R: Resistance. I =√ P/R Fort Technology Co., Ltd www.fort-tec.com , Document #: FT-SPEC-TPE-2512U-ALL-V5, Revision 2017/04/17 Page 2 of 6 High Power Current Sensing Resistor for CUM 2512 7. Ordering Information(訂購訊息): CUM 2512 - 1 4 Power Rating Model（種類） Size (尺寸) （Watts） 額定功率(瓦特) 2512 R003 Packing* Tolerance** Resistance*** 包裝 公差 電阻值 ● D=±0.5%; ● 1: 1.0W, CUM F ● 2: 2.0W, ● 4: 4,000pcs ● 3: 3.0W ● F=±1.0%; ● G=±2.0%; ● J=±5.0% e.g.: R003: 3mΩ R100: 100mΩ Remark 備註: a. “*” The packing quantity per reel are listed below (“*”:每個膠盤可裝的產品數量)： Model (種類) Tape Width (寬度) Diameter (直徑) Piece/reel (標準(每個膠盤)) CUM2512 12 mm/embossed plastic 178 mm/7” 4,000 pieces (4,000 顆) b. “**” Special tolerance and range of resistance are under requested (“**”如需特殊的公差和阻值請與我們聯絡). c. “***” Normal product order information has 3 digits, if includes one decimal point then the order information should be 4 digits (e.g. 0.5mΩ is R0005), if includes 2 decimal points, then it should be 5 digits (e.g. 0.25mΩ is R00025) (“***” 正常的產品是三碼, 如有一位小數點則為四碼 (例如 0.5mΩ 是 R0005), 如有兩位小數點則為五碼 (例如 0.25mΩ 是 R00025)). 8. Physical Dimensions(產品尺寸): Fort Technology Co., Ltd www.fort-tec.com , Document #: FT-SPEC-TPE-2512U-ALL-V5, Revision 2017/04/17 Page 3 of 6 High Power Current Sensing Resistor for CUM 2512 Maximum Type 型別 Dimensions - in inches (millimeters)尺寸-英吋(公釐) Power Rating Resistance (Watts) Range (mΩ) 最大額定功率 (電阻值範圍) L W H T 0.026±0.010 (0.670±0.254) 0.087±0.010 (2.200±0.254) 0.078±0.010 (2.000±0.254) 0.055±0.010 (1.400±0.254) 0.043±0.010 (1.100±0.254) 0.033±0.010 (0.850±0.254) 0.087±0.010 (2.200±0.254) 0.078±0.010 (2.000±0.254) 0.055±0.010 (1.400±0.254) 0.043±0.010 (1.100±0.254) 0.033±0.010 (0.850±0.254) 0.087±0.010 (2.200±0.254) 0.078±0.010 (2.000±0.254) 0.055±0.010 (1.400±0.254) t (瓦特) 0.5~1.0 1.5 1 0.022±0.010 (0.560±0.254) 2.0 2.5~100.0 0.019±0.010 (0.490±0.254) 0.026±0.010 (0.670±0.254) 101.0~680.0 0.5~1.0 1.5 CUM2512 2 2.0 0.250±0.010 (6.350±0.254) 0.120±0.010 (3.050±0.254) 0.022±0.010 (0.560±0.254) 2.5~100.0 0.024±0.010 (0.610±0.254) 101.0~450.0 0.5~1.0 1.5 3 0.026±0.010 (0.670±0.254) 2.0 2.5~50.0 0.029±0.010 (0.740±0.254) 51.0~100.0 9. 0.008~0.039 (0.200~1.000) 0.008~0.039 (0.200~1.000) 0.008~0.039 (0.200~1.000) 0.043±0.010 (1.100±0.254) Marking Format(蓋印型式): 9.1 All the other products marking are 4 digits. (所有的產品字碼均為 4 碼). 9.2 R” designates the decimal location in ohms,, e.g. 1mΩ the product marking is R001, 25mΩ the product marking is R025 and 100mΩ the product marking is R100. (當阻值小於 1 歐姆時以”R”來表示之; 例如 1mΩ 其蓋印字碼為”R001”; 10mΩ 其蓋印字碼為”R010；25mΩ 其蓋 印字碼為”R025”；100mΩ 其蓋印字碼為”R100”). 9.3 “m” designates the decimal location in milli-ohms, e.g. 25.5mΩ the product marking is 25m5. (當阻值有毫歐姆時以”m”來表示之； 例如; 25.5mΩ 其蓋印字碼為”25m5”). 9.4 The criteria to distinguishing the mark on the surface of products are that characters can be identified. (產品表面字碼以可識別為主) Fort Technology Co., Ltd www.fort-tec.com , Document #: FT-SPEC-TPE-2512U-ALL-V5, Revision 2017/04/17 Page 4 of 6 High Power Current Sensing Resistor for CUM 2512 10. Recommended Land Pattern (建議印刷電路板上銲墊的尺寸): a i a b Type 型別 CUM2512 Maximum Power Resistance Dimensions - in inches (millimeters) Rating (Watts) Range (mΩ) 尺寸-英吋(公釐) 最大額定功率(瓦特) (電阻值範圍) a b i 0.5 ~1.5 0.120 (3.05) 0.145 (3.68) 0.050 (1.27) 2.0 ~ 3.5 0.083 (2.11) 0.145 (3.68) 0.125 (3.18) 3.6 ~ 680.0 0.075 (1.90) 0.145 (3.68) 0.138 (3.50) 1.0 & 2.0 & 3.0 11. Product Reliability Performance(產品可靠度特性): Test Items Conditions of Test Test Limits (R2-R1) Temperature Coefficient Ratio (T.C.R.) ● T.C.R. (ppm/℃) = ----------------------- X 106 R1 (T2-T1) ● R1: resistance at room temperature (T1) ● R2: resistance at 150°C (T2) Temperature Cycling -55°C to +150°C, 1,000cycles, 15min at each extreme ≤±50 ppm/˚C ΔR/R1≦± 0.5% The number of rated power are as follows: Short Time Overload ● CUM2512-1.0W: 5 times of rated power ● CUM2512-2.0W: 5 times of rated power ● CUM2512-3.0W: 5 times of rated power ● The others: ΔR/R1≦±0.5% Rating power duration: 5secs ΔR/R1≦± 0.5% Resistance to Solder Heat 260±5°C Solder, 10±1secs dwell High Temperature Exposure 1,000hrs at + 170 °C ● The others: ΔR/R1≦±1.0% Load at Rated Power 1,000hrs@70 °C, 1.5hrs “ON”, 0.5hrs “OFF” ● The others: ΔR/R1≦±1.0% Bias Humidity 1,000hrs@+85°C/85%RH, Bias 1.5hrs “ON”, 0.5hrs “OFF” ΔR/R1≦± 0.5% Solderability 245±5°C for 2±0.5secs >95% coverage Remark: ᇞR = (resistance after stress – resistance before stress); R1 means resistance before stress. Fort Technology Co., Ltd www.fort-tec.com , Document #: FT-SPEC-TPE-2512U-ALL-V5, Revision 2017/04/17 Page 5 of 6 High Power Current Sensing Resistor for CUM 2512 12. Packaging: 12.1 Embossed Dimensions: Unit: mm Item W P1 E F Do D1 P0 Po*10 P2 Ao Bo Ko t CUM2512 12.00 4.00 1.75 5.50 1.55 1.55 4.00 40.00 2.00 3.50 6.75 0.90 0.20 Tolerance ±0.30 ±0.10 ±0.10 ±0.10 ±0.05 ±0.10 ±0.10 ±0.20 ±0.10 ±0.10 ±0.10 ±0.10 ±0.05 12.2 Reel Dimensions: Unit: mm Reel Type / Tape 7” reel for 12 mm embossed W M A B C D 16.2 ± 0.5 178 ± 1.0 2.5 ± 0.5 13.5 ± 0.5 17.7 ± 0.5 60.0 ± 0.5 Fort Technology Co., Ltd www.fort-tec.com , Document #: FT-SPEC-TPE-2512U-ALL-V5, Revision 2017/04/17 Page 6 of 6