技术分享:开关电源PCB设计经验之谈-et EDRH-B-4 贴片共模电感(大电流) 系列.pdf

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技术分享:开关电源PCB设计经验之谈-et EDRH-B-4 贴片共模电感(大电流) 系列.pdf
G EDRH-B-4 Series 东莞市颐特电子有限公司 SMD Power Inductors Product dentification/品名注释 EDRH127B-100M-4 (1)(2)(3)(4)(5)(6)(7)(8)(9) (1)SMD表面安装制品 (6)Mn- Zn dure core/锰锌铁氧体磁芯 (2) Drum Core Used/使用工字型磁芯 (7) Inductance value/电感值: (3) Ring Core Used/使用环形磁芯 4R7=4.7uH,100=10uH,101=100uH 4) HOOP USed/使用金属导片基座 (8) Tolerance/公差:K=±10%,L=±15%M=土20% 5) Dimension symbol尺寸表示: P=±25%,N=±30% 127=12X7mm(wⅩH) (9) Four pin4脚 Specifications规格 Type Name: EDRH74B-4 Test Condition DCR./直流电阻 Saturation current Part no.品名 Inductance电感值(μH) 测试条件 (S2)MAX 饱和电流(A)※ EDRH73B-6R8M-4 6.8±20% 100KHZ 0.060 EDRH73B-100M-4 10±20% 100KHz 0.134 2.55 EDRH73B-150M-4 15±20% 100KHZ 0.162 2.30 EDRH73B-220M-4 22±20 100KHZ 0.27 EDRH73B-470M-4 47±20% 1OOKHZ 0.520 1.45 EDRHT3B-600M-4 60+20% 1 00KHZ 0.810 1.30 EDRHT3B-820M-4 82+20% 100KHZ 1.15 EDRHT3B-10IM-4 100±20% 100KHZ 400 1.00 EDRHT3B-22IM-4 220±20% 1 0OKHZ 2.340 0.75 EDRIL3B-301M-4 300⊥20% 100KIIz 3.850 0.60 EDRIlT3B-681M-4 680⊥20 100KIlz 6.300 0.3 EDRH3B-102M-4 1000±20% 100KHz 9,200 0.22 The saturation current when the inductance decreases to 75% of initial value. (Ta=25C) Type Name: EDRH125B-4 Test Condition DCR./直流电阻 Saturation Current Part no/品名 Inductance电感值(pH) 测试条件 S)MAX 饱和电流(A)※ EDRHI2SB-2R2M-4 2.2+20% 10OKHL 0.017 1000 EDRHI25B-4R7M-4 4.7+20 100KHZ 0.028 8.00 FDRH125R-330M-4 33±20% 1 00KHZ 0.154 4.00 EDRH125R-470M-4 47±20% 100KHZ 0.193 EDRH125B-560M-4 5(+20% 100KHZ 0.240 3.00 EDRHI25B-101M-4 100±209 100KH 0.375 EDRHI25B-22IM-4 220±209 10OKHZ 0.760 EDRHI25B-56IM-4 560±20% 1 00KHZ 1820 0.50 The saturation current when the inductance decreases to 75% of initial value. (Ta-25C www.et1997.com 通过|SO9001、TS16949质量管理体系认证 Pace 3 /5 G EDRH-B-4 Series 东莞市颐特电子有限公司 SMD Power Inductors Type Name: EDRHI27B-4 Test Condition/ Inductance/H感值H) DCR/直流电阻 Saturation currenti Part no.品名 测试条件 (&2 )MAX 饱和电流(A)※ EDRIl127B-3R3M-4 3.3⊥20% 1 00KIIZ EDRI127B-4R7M-4 4.7⊥20% 1 00KIlz 0.029 11.50 EDRHI2TB-I0OM-4 10±20% 100KHZ 0.047 0.00 EDRH127B-120M-4 12±20% 1 00KHZ 0.074 EDRH127B-220M-4 22±20% 100KHZ 0.09 7.00 EDRH127B-470M-4 47±20 100KHZ 5.00 EDRHI2TB-680M-4 68±20% 1 KhZ 0.205 3.85 EDRH127B-820M-4 82+20% 100KHZ 3.40 EDRH127B-101M-4 100±20 100KHZ 0.364 3.20 FDRH127R-221M-4 220+20% 1 00KH7 0.390 EDRHI2TB-331M-4 330±20 100KHZ 0.520 1.90 EDRII127B-60IM-4 600120% 100KIIz 1.150 0.88 The saturation current when the inductance dccrcascs to 75%o of initial valuc (Ta=25C Packing: Dimensions for embossed tape and reel& catron packing with packed Qty/包装载带、胶盘和外箱包装数量 The force for tearing off cover tape is 10 to 130 grams in arrow direction REEL BOX ITEM NO 0’T (.W DIMENSIONS(mm)/尺寸 QTY(PCS!) A W AO BO KO T 每卷产品数量 EDRH74B-4 780 780 0.40 1000 EDRH125B-4 330 16 12.50 12.50 6.30 0.40 500 EDRH127B-4 330 1260 0.40 500 General characteristics www.et1997.com 通过|SO9001、TS16949质量管理体系认证 Page 475 G EDRH-B-4 Series 东莞市颐特电子有限公司 SMD Power Inductors Operation Temperature 使用温度范围 40--105℃( ncludes temperature when the coil is heated.)-40-+105℃(包含线圈发热) External Appearance/外观 On visual inspection, the coil has no external defects./目视检査时外观没有明壶的缺陷 After soldering between copper plate and electrode sample is pushed in three directions of x, Y and Z with force of Terminal Strength/端子强度5 n for l0±5 seconds. the terminal should not peel off /将线圈的端子焊接在基板上,分别在Ⅹ,Y,Z3个方向施加5N,时间105秒,无电极剥离和断线 Insulating Resistance 绝缘电阻 Over100Mgat100VDC. between coil and core:线圈和磁芯间加上100V直流电压,绝缘电阻100MQ以上 Dielectric strength/时电压 lo diclcctric breakdown at looy d c. for 1 minute bctwcen coil and corc 线圈和憾芯间加上l00ⅴ直流电压1分钟时冋后,无绝缘破坏不良出玩 Temperature Characteristics /温度打性 Inductance coefficient(0~2,000×100/℃(25~+85℃)电感温度系数(0~2,000X10°/℃(25~+85℃) Humidity Charactcristics Inductance deviation within +10%, after 96 hours in 90-95% relative humidity at 40+2C and I hour drying under Formal condition.,温度在4①±2℃,相对湿度在0~%5%条件下行放%6小时后取岀,用干布瘵干.然后在常温常湿 /湿度特性 中放置1小时,电感变化率⊥10%以内 Thermal shock test Inductance deviation within +10%o, after 20 cycles of +105C for 30 minutes. -40C for 30 minutes. Characteristics 冷热冲击特性 are measured after the ambient air exposure of l hour!-40℃放置30分钟后转换为+105℃放置30分钟,20次循环, 然后在常温汽湿中放置1小时,电感变化率士10%以内 High temperature storage test Inductance deviation within +10%, after 9 hours in 105C +2 c characteristics are measured after ambient are 高温保存测试 exposure of I hou/+105℃放置96∵时然后左常温常湿中放置1小时,电感变化率士10%以内 Low temperature storage test Inductance deviation within +10%, after 96 hours in -40C+2C characteristics are measured after ambient are 低温保存测试 cxposurc of I hour/-40℃放置96小时然后在常温常湿中放置1小时,电感变化率士10%以内 Recommended Reflow Conditions (Lead-free) Reflow Soldering heat endurance /推荐回流焊条件(无铅) /回流焊耐热 100120140160130200220240260280300 T i me(s The reflow condition recommended above is according to the o mechanical and electrical defects are found after testing based on the machine used by our company. Big differences will arise s i result abovc profile and keeping undcr the conditions of room tcmpcraturc and of the type ofmachine, reflow conditions, method, etc used. Hence, humidity for2hurs./在该条件下进行回流焊,常温筲湿条件下放置 before setting upyour reflow conditions, please confirm with the 2个小时后,无机械,电气特性缺陷发生 above.上面推荐的回流焊试验条件是艰据木公司的回流焊设备 Twice reflow test is acceptable with the test interval remaining l hour 测试结貝得到.不同的试验设备、试验条件和试验方法及试验 under the normal conditions 结果不同.因此回流焊试验条件的设定需要仔绀地确认 在常温常湿条件下,间隔Ⅰ个小时可进行两次回流焊 The reflow lesl profile may vary with the testing instruments 回流焊曲线图会因设备的不可有所差异 www.et1997.com 通过|SO9001、TS16949质量管理体系认证 Pace 5/5

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