SRN.1812.LF4R7MT00

深圳市索瑞达电子有限公司 承 认 书 SPECIFICATION FOR APPROVAL 客 户 名 称： 立创 Customer Name： 客 户 料 号: Customer P/N: 产 品 名 称： Product Name: 功率电感 索 瑞 达 料 号： Sorede P/N: SRN.1812.LF4R7MT00 制造厂商 客户承认印章 Manufacturer Approval Signet 拟制 唐杨英 Draft 审核 符妃团 Check 日期 Date 2023‐04‐01 日期 Date 地址:深圳市观澜镇福城街道新塘村8号源创园陆号A6栋3楼. Address:3Rd Floor, Building A6, Yuanchuangyuanlu, No. 8 Xintang Village, Fucheng Street, Guanlan Town, Shenzhen. 电话 Tel: 0755-29803356 传真 Fax: 0755-29803506 电子邮件 E‐mail: sorde@vip.163.com 网址 http// www.szsorede.com 修 改 履 历 表 Modify Resume 修改日期 Date modified 2023-04-01 修改明细 Modify Details 文件新制订 File formulation 修改后版本号 Version No. A 文件编号 File Number 版本号 Version Number SRD-WI-16507 1、外形尺寸 Dimension ： A 页码 page 1/8 单位Unit：mm 4R7 2、产品品名构成 Product Spec. Model A 3.5Max B 3.0Max C 3.7±0.3 D 4.5±0.3 E 1.25Typ. F 2.0Typ. G 3.25Typ. ▶ Lettering direction SRN . 1812 . L F 4R7 M T 00 a b c d e f g h a：系列名称Series name b：产品尺寸Product dimensions（A x B x C） c：密封方式Sealing way (L：冷封Cold seal Y：热封Heat seal) d：印字方向 Lettering direction ▶ e: 电感值Inductance Value (1R0:1.0uH; 100: 10uH; 101:100uH) f: 电感公差Inductance Tolerance (K:10% ; M:20% ; N:30%) g: 包装Package(T:磁带/卷轴Tape/Reel、B: 散装Bulk) h: 编号Numbering（标准standard） 3、材料清单MATERIAL LIST NO. PARTS MATERIAL SPECIFICATIONS UL FILE NO. TEMP. CLASS 1 CORE CN1812 DR4.5-3.2-2. OR EQUIVALENT NA NA 2 WIRE G1 P180 OR EQUIVALENT E258243 180℃ 3 SOLDER Sn99.3-Cu0.7 OR EQUIVALENT NA NA *NA:NOT APPLICABLE. 文件编号 File Number SRD-WI-16507 版本号 Version Number A 页码 page 2/8 4、电性能参数表 Electrical Characteristics List 规格型号 Part NO. 电感量 Tolerance(uH) 测试频率 Test Freq. (kHz/v) 直流电阻 DCR Max (Ω) 饱和电流 Isat (A) 线径WIRE (φ/mm) 圈数TS (Ref) SRN.1812.LF4R7MT00 4.7 100/0.25 0.182 1.60 0.17 14.5 ※公差Tolerance：N:±30%、M:±20%、K:±10%. ※工作温度Operating temperature rang：-40 ℃ to +105℃（Including Self-heating） ※储存温度Storage termperature rang：-40 ℃ to +125℃ Isat电 流 ： 指 使 电感 量 比 初 始 值 下 降10%Max （ The rated DC current is that which cause at 10%Max inductance reduction from the initial value ）。 文件编号 File Number 版本号 Version Number SRD-WI-16507 页码 page A 3/8 5、产品包装 Packaging 1）载带包装示意图 Tape packing diagram 4R7 4R7 ITEM W A0 B0 K0 P E F D0 P0 P2 T DIM 12.00 5.40 4.30 3.10 8.00 5.50 1.75 1.50 4.00 2.00 0.30 TOLE ±0.3 ±0.1 ±0.1 ±0.1 ±0.1 ±0.1 ±0.1 +0.1 ±0.1 ±0.1 ±0.05 2）卷盘包装示意图 Tape packing diagram 3）卷盘包装示意图 Tape packing diagram A 330±0.5 B 100±0.5 C 13.5±0.5 W 12.5±0.5 文件编号 File Number SRD-WI-16507 版本号 Version Number A 页码 page 4）剥离强度要求Peeling required ①F 力大小：20～100g； ②面带剥离角度：165°～180°。 5）包装数量 Packing quantity 项目 (Project) 数量（PCS） 尺寸规格（Size:mm） 盘(Reel) 2000 13″ 8000 340mm*340mm*65mm 24000 360mm*360mm*235mm 内盒 (Inner box) 外箱 (Out box) 4/8 文件编号 File Number SRD-WI-16507 版本号 Version Number A 页码 page 6. RELIABILITY TEST METHOD 5. MECHANICAL TEST ITEM SPECIFICATION Substrate bendin△ L/Lo≦±5% TEST DETAILS The sample shall be soldered onto the printed circuit board in figure 1 and a load applied unitil the figure in the arrow There shall be direction is made approximately 3mm.(keep time 30 seconds) no mechanical PCB dimension shall the page 7/9 damage or elec- F(Pressurization) trical damege. PRESSURE ROD figure-1 Vibration △ L/Lo≦±5% The sample shall be soldered onto the printed circuit board and when a vibration having an amplitude of 1.52mm Solderability There shall be and a frequency of from 10 to 55Hz/1 minute repeated should no mechanical be applied to the 3 directions (X,Y,Z) for 2 hours each. damage. (A total of 6 hours) New solder Flux (rosin, isopropyl alcohol{JIS-K-1522}) shall be coated More than 90% over the whole of the sample before hard, the sample shall then be preheated for about 2 minutes in a temperature of 130～ 150℃ and after it has been immersed to a depth 0.5mm below for 3±0.2 seconds fully in molten solder M705 with a temperature of 245±2℃ . More than 90% of the electrode sections shall be couered with new solder smoothly when the sample is taken out of the solder bath. 5/8 文件编号 File Number SRD-WI-16507 版本号 Version Number 页码 page A 6/8 MECHANICAL TEST ITEM SPECIFICATION There shall be Soldering heat no damage or (reflow soldering) problems. Temperature profile of reflow soldering Sodering temperature (℃) Resistance to 300 soldering (Peak temperature 260±3℃ 10 sec 250 30 sec Min (230+0 ℃) 200 Pre-heating 150 100 Slow cooling (Stored at room temperature) 150 ~ 180℃ 50 2 min 10 sec. 2 min. or more The specimen shall be passed through the reflow oven with the condition shown in the above profile for 1 time. The specimen shall be stored at standard atmospheric conditions for 1 hour, after which the measurement shall be made. ELECTRICAL TEST ITEM Insulation resistance SPECIFICATION TEST DETAILS There shall be no other DC 100V voltage shall be applied across this sample of top damage or problems. surface and the terminal. The insulation resistance shall be more than 1 × 108 Ω. Dielectric There shall be AC 100V voltage shall be applied for 1 minute acrosset the top withstand no other surface and the terminal of this sample voltage damage or problems. Temperature △ L/L20℃≦±10% The test shall be performed after the sample has stabilized in characteristics 0～ 2000 ppm/℃ an ambient temperature of - 40 to + 105℃ ,and the value calculated based on the value applicable in a normal temperature and narmal humidity shall be △ L/L 20℃≦± 10%. 文件编号 File Number SRD-WI-16507 版本号 Version Number 页码 page A ENVIROMENT CHARACTERISTICS TEST ITEM SPECIFICATION High temperature △ L/Lo≦±5% storage The sample shall be left for 500hours in an atmospere with a temperature of 105±2℃ and a normal humidity. Low temperature There shall be Upon completion of the measurement shall be made after the no mechanical sample has been left in a normal temperature and normal damage. humidity for 1 hour. △ L/Lo≦±5% The sample shall be left for 500 hours in an atmosphere with storage a temperature of -40±3℃. Change of There shall be Upon completion of the test, the measurement shall be made no mechanical after the sample has been left in a normal temperature and damage. normal humidity for 1 hour. △ L/Lo≦±5% The sample shall be subject to 5 continuos cycles, such as shown temperature in the table 2 below and then it shall be subjected to standard There shall be stmospheric conditions for 1 hour, after which measurement no other dama- shall be made. ge of problems table 2 1 Temperature Duration － 40±3℃ 10 min. (Themostat No.1) 2 3 Standard 5 sec. or less atmospheric No.1→No.2 105±2℃ 30 min. (Themostat No.2) 4 Moisuture storage △ L/Lo≦±5% Standard 5 sec. or less atmospheric No.2→No.1 The sample shall be left for 500 hours in a temperature of 40±2℃ and a humidity(RH) of 90～ 95%. There shall be Upon completion of the test, the measurement shall be made no mechanical after the sample has been left in a normal temperature and damage. normal humidity more than 1 hour. Test conditions ： The sample shall be reflow soldered onto the printed circuit board in every test. 7/8 文件编号 File Number SRD-WI-16507 版本号 Version Number A 页码 page 7、注意事项 Note ①本承认书保证我司产品作为一个单体时的质量情况。当我司产品被安装到贵司产品上时，请保证 贵司的产品已根据贵司的规范进行了有效评估和确认。 This product specification guarantees the quality of our product as a single unit. Please make sure that your product is evaluated and confirmed against your specifications when our product is mounted to your product. ②如果贵司对我司产品的使用已超过了本承认书所界定的产品功能，那么对于由此引发的失效， 我司将不予保证。 We cannot warrant against failure caused by any use of our product that deviates from the intended use as described in this product specification. ③为了保持终端电极的焊接性，并使包装材料保持良好状态，必须控制储存区的温度和湿度。 To maintain the solderabilty of terminal electrodes and to keep the packing material in good condition,temperature and humidity in the storage area shouid be controlled. ※建议的条件：‐10 ~ +40℃，30~70%RH。 Recommended conditions: ‐10 ~ +40℃，30~70%RH. ※储存超过六个月的，应在实际使用前进行焊接检验。 In case of storage over 6 months,soldrability shall be checked before actual usage. ※即使在理想的储存条件下，产品的可焊性也随着时间的推移而降低。因此，产品应从交货时算起， 建议8个月之内使用完。 Even under ideal storage conditions, the weldability of the product decreases over time. therefore, the product should be From the time of delivery, it is recommended that it be used within 8 months. ④本承认书在客户收到30 天之内，必须签章返回，逾期视为默认。 The Specification Approval should be sent back to the supplier with customer`schop on it within 30 days after receiving it, or we will take it as approved by customer`s automatically. ⑤如有特殊规格要求，请事前联络我司技术部人员。 In case of special specifications please contact our technical department prior staff. 8/8