KOHER电池管理解决方案优化车载直流电源系统，提升效率与电池寿命

时间： 2024-04-25 来源：科或电子KOHERelec公众号

技术问答

稳定电源供应的重要性

车载直流电（DC）电源设计对于确保汽车电子系统的稳定性和可靠性至关重要。这包括不仅要提供稳定、干净的电源以满足系统的功耗需求，还要确保电源设计能够应对汽车环境中的各种挑战，如大范围的输入电压波动、严苛的温度条件、高震动环境以及强烈的电磁干扰（EMI）。

科或电池管理解决方案

BMS系统是管理可充电电池（或电池组）的电子系统。例如通过保护电池在其安全操作区域之外运行，监控其状态，计算辅助数据，报告该数据，控制其环境，保持内部环境的平衡。BMS对于控制所需的功率和最大化电动汽车的续航里程是必要的。

KOHERelec提供广泛的电感器产品，为支持多个串联的下一代BMS提供优化的解决方案。

车载电源设计要点

● 考虑宽输入电压范围

汽车电池的电压可以在启动、冲压或者在不同的负载条件下显著变化。设计时应选择或设计DC/DC转换器，以便它们能在宽范围的输入电压（通常为6V至42V）下正常工作。

● 管理热负载

车载电子设备往往暴露在极端温度条件下，这要求电源设计能够有效地管理热负载。使用高效率的转换器可以减少发热量，同时，合适的热管理策略，如散热片、风扇或热管，也是必需的。

● 保护电路

设计中应包括过压、欠压、过载、短路和反极性保护，以防止意外条件下的损坏。这些保护措施有助于提高系统的可靠性和安全性。

● 减少电磁干扰（EMI）

汽车是一个电磁干扰的热点，因此设计时需要采取措施减少EMI。这包括使用屏蔽、布局优化、滤波器（如共模电感）和接地技巧来限制干扰的产生和传播。

● 使用稳健的组件

选择适合汽车应用的电子元件至关重要，这意味着元件应能承受高温、振动和湿度等恶劣条件。应优先使用那些经过汽车级认证的组件。

● 优化电源管理

采用智能电源管理技术，如开关模式电源管理、能量回收系统和动态电源分配，可以提高效率，减少能量浪费，并延长电池寿命。

● 实现紧凑设计

由于车辆空间有限，电源设计应尽可能紧凑。这需要仔细选择组件尺寸，并优化电路板布局以最小化空间占用。

● 进行彻底测试

车载电源设计完成后，需要进行彻底的测试，以确保其在实际车辆环境中的性能和稳定性。这包括温度测试、振动测试、湿度测试和EMI测试。

通过遵循这些设计技巧，可以大大提高车载DC电源系统的性能、可靠性和安全性，确保电子设备在汽车环境中的稳定运行。

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本文由Vicky转载自科或电子KOHERelec公众号，原文标题为:优化车载直流电源系统，提升效率与电池寿命，本站所有转载文章系出于传递更多信息之目的，且明确注明来源，不希望被转载的媒体或个人可与我们联系，我们将立即进行删除处理。

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SERIES,MDA1054HT-1R5M,FBHA1206-300-302R,NRSA6045-470M,MDA5030-5R6M,BCMA9070-272Y,MDA1054HT-2R2M,BCMA9250-501Y,FBHA0805-101-102R,BCMA3216-601N,NRSA3015B-R47N,FBA0603-102-201R,DMMA1094-150M,FBA0402-601-800R,FBA0805-400-601R,FBA1206-151-901R,FBA1206-301-701R,MDA1870-2R2M,FBA0805-121-801R,FBA1206-500-501R,BCMA9070-152Y,MDTA20161A-R68M,BCMA7060,FBHA1206-121-302R,FBA1206-700-501R,BCMA3216-222N,MDTA20161A-1R0M,FBHA0805-331-252R,MDA7050-3R3M,FBA0603-600-701R,NRSA6028-4R7M,NRSA6045-121M,MDA1054HT-4R7M,NRSA6045-1R0M,MDA7030-470M,NRSA5040-150M,MDTA25201B-R33M,BCMA2012-161N,BCMA7060-272Y,DMMA1094-220M,FBHA1206-601-202R,NRSA4018B-1R0M,NRSA6020-3R3M,ACMA4532-510Y,MDA7055HT-470M,ACMA,MDA1040-470M,MDTA25201B-1R0M,NRSA8040-3R3M,DMMA 1094,NRSA4030-180M,BCMA1211-701Y,FBA0603-202-201R,BCMA3216-102N,NRSA6028,MDTA25201B-R22M,MDTA25201B-R10M,MDTA20161A,DMMA1094-100M,FBA0805-202-251R,MDA7030-R68M,MDA7030-R56M,NRSA2520B-4R7M,BCMA1009-090Y,ACMV4532-101Y-FD,MDTA25201B-100M,MDA1360-4R7M,FBA0402-102-500R,NRSA6045-1R2M,NRSA6045-220M,NRSA6045-680M,MDA7030-1R0M,BCMA9250-5250N,MDTA20161A-R10M,ACMV,FBHA0603-102-102R,DMMA7078-150M,FBHA S SERIES,MDTA32251B-R68M,NRSA201610-6R8M,MDA4020-5R6M,BCMA7060-141Y,BCMA1009-500Y,NRSA4018B-220M,FBHA1206-500-302R,NRSA6045,FBA0603-601-351R,BCMA1211-172Y,NRSA3015B-4R7M,NRSA6045-2R0M,NRSA6045-100M,NRSA6045-330M,NRSA6045-560M,NRSA6045-221M,MDA1050,MDA SERIES,NRSA6045-1R3M,MDTA20161A-R33M,MDTA25201B-R68M,MDA1870-3R3M,MDTA32251B-1R0M,FBA0603-252-201R,FBA0603-220-501R,FBHA1206-601-302R,MDA1040-330M,NRSA5020,NRSA6045-R47M,NRSA4030-6R8M,FBA0603-221-251R,NRSA5040-470M,MDA1040-100M,MDTA32251B-R22M,BCMA7060-701Y,BCMA,MDA,MDA7050-1R5M,MDA5030-6R8M,MDA1050-1R0M,FBHA0805-102-152R,MDA7030-R22M,FBHA0805-220-602R,NRSA4030-8R2M,MDA7050-2R2M,SPM,MDA1040,MDA7030-1R2M,MDA1040-R22M,MDA7030-220M,NRSA201610-150M,NRSA6045-101M,NRSA3012B,MDA1054HT,MDA1040-680M,NRSA6020-1R5M,NRSA6020-2R2M,MDA1040-220M,BCMA9250-S510N,MDTA32251B-R33M,BCMA9250-5100N,ACMA4532,BCMA7060-700Y,MDA1365-5R6M,FBA0805,FBHA1206-121-202R,MDA7030-R33M,MDA5030-R82M,MDA7030-330M,FBA0402-152-201R,NRSA6045-1R5M,NRSA6045-2R2M,ACMV4532-101Y,MDA4020-8R2M,MDA1050-R68M,FBA0603-152-201R,MDA4020-6R8M,MDA7030-100M,NRSA4014B-1R0N,NRSA5040,MDA1050-470M,MDA7030-R36M,BCMA3225-900N,BCMA9250-S400N,MDA7055HT-150M,MDTA32251B-1R5M,MDA7050-330M,BCMA1211-272Y,NRSA4014B,NRSA2520B-180M,MDA7050-100M,MDA1040-R56M,NRSA6045-3R0M,MDA1040-R68M,NRSA6045-2R3M,MDTA32251B-2R2M,FBHA1206-151-202R,BCMA5020-501N,FBA1206-201-601R,MDA5030-150M,MDA7030-R47M,MDA1040-1R0M,MDA7050-220M,BCMA9250,MDA1365-4R7M,BCMA2012-900N,MDA7030-2R2M,ACMA3225-101Y,NRSA8040-4R7M,NRSA4030-150M,MDTA32251B-R47M,BCMA2012-261N,MDA7030-1R5M,MDA7030-6R8M,FBA SERI

选型指南 - KOHER - 2024-2025 VERSION - 2024/4/17 PDF 英文下载

MDE Series Molding Power Inductors Size 0640

型号- MDE0640-6R8M,MDE SERIES,MDE0640-R68M,MDE,MDE0640-470M,MDE0640-100M,MDE0640-2R2M,MDE0640-150M,MDE0640-220M,MDE0640-330M,MDE0640-1R0M,MDE0640-1R5M,MDE0640-3R3M,MDE0640-4R7M,MDE0640-8R2M

数据手册 - KOHER - 2024/9/4 PDF 英文下载查看更多版本

青岛云路（QDYL）电感器（非标产品）选型指南

目录- 公司/产品/应用领域介绍电感器（非标产品）

型号- YC221823-010T001E,YHR0800-A96608001,SQ SERIES,YHS1000-P96748001,YR04D3-0014763764,YHR1200,YHS0700-A86617201,YWAC101052-1R2MAA,YC261931-008T002E,YWAC101052-4R0MAA,YWAC131360-8R0MAA,YWAC141212-R30MAA,YWAC202011-1R2MAA,YHS0500-E866472,YR0300-0009483740,YHS1000,YWAC141280-R50MAA,YWAC202090-R90MAA,YWAC202013-1R2MAA,YR0300-0012573748,YR0500-0018784565,YWAC202013-4R0MAA,YR0300-0010484040,YHR0700-B96738001,YWAC131360-R33MAA,YWAC131390,YR1300-0006573348,YHS1000-B96628001,YHS0600,YHR0700-E86697201,YWAC202090-1R0MAA,YHR0900-B10618801,YWAC131390-R33MAA,YHR0800,YWAC141410,YWAC141412,YR10D5-0012864572,YWAC101052-2R5MAA,YR2300-0010944980,YHR0700-P90667501,YC402842-005N015R,YC191720-010T001U,YWAC202011-2R0MAA,YWAC202013-2R0MAA,YHR1100,YWAC101052-1R8MAA,806070,PQ SERIES,YHS0850,YWAC202011-R80MAA,YWAC202010-1R0MAA,YT221619-220T005B,YD282816-D07P006R,YHR0700-P96588001,YR0500-0020865174,YWAC202011-R68MAA,YR0500-0025865072,YWAC202090-R50MAA,YHR1000-C10698801,YMAC202090,YHS1100-A96688001,YWAC202012-R60MAA,YWAC202014-1R0MAA,YWAC131390-1R0MAA,YC221823-005T001E,YHR0700-A90617501,YHS0700-E90667501,YR0500-0020784565,YC442615-005T006S,YC211716-020T001S,YHS0500,YWAC141210-2R0MAA,YC242314-012T002S,YWAC131360-6R0MAA,YHR0700,YHS0850-E96638001,YHS1100-F96798001,YC171117-005T001U,YHR0900-C96748001,YR1300-0011764364,YHS0900-E96718001,YR1200-0012865572,YWAC101052-5R7MAA,YC181321-002T002R,YWAC202010-R90MAA,YHR0900-E96698001,YHS0700-A90617501,YWAC202014-R90MAA,YHR0900-A96758001,YR20D5-0007764564,YA381539-020N010R,803060,YR0400-0015763364,YWAC131360,YHS0700-P86627201,YD703872-D40P030R,YHR0700-E90657501,YHR0800-E90737501,YC372645-005T002E,YHR1000-F96798001,YHR0700-C90647501,YHS1000-E96738001,YHS1200,YWAC202013,YWAC202014,YWAC202011,YWAC202012,YHS0600-A86527201,YR10D5-0014866972,YWAC202010,YWAC141280-R68MAA,YWAC202010-R50MAA,YHS0800,YR0900-0014744765,YWAC101052-1R3MAA,YR1800-0009784865,YDAA85AA-D23P060B,YHR0900-F10668801,YR0500-0010573048,YHR0900-F96748001,YC626240-005N030R,YWAC151590-R60MAA,YC221823-015T001E,YR04D3-0018865172,YWAC131360-1R0MAA,YC171117-020T001U,YR0600-0015783565,YHR0700-J96728001,UU SERIES,YC603062-005N035R,YD424214-0D1P008R,YDBBACBA-D20P230B,YHS0700-A86587201,YDACAD50-D30P008B,YWAC101052,YHR0700-F90737501,YHR0900-A96748001,YWAC202013-3R6MAA,YHS1200-A10678801,YR03D9-0014763564,YC171117-010T001U,YWAC202010-R60MAA,YWAC202012-1R0MAA,YHS1100,YR0900-0015864574,YC262316-005T003S,YC302130-003T007R,YR0500-0015763164,YC402842-005N010R,YHR0700-C96648001,YC402842-005N020R,YD363038-D04T012P,YD603560-D60P015R,YD523554-D40P010R,YHS0700,YWAC141280-1R0MAA,YHR1000-E96778001,YHR0900,YR0500-0020864572,YC261931-010T1D5E,YWAC202014-R80MAA,YC251424-010T002S,YWAC141280,YWAC202012-R90MAA,YWAC202090-R60MAA,YHR0800-P96748001,YWAC101052-3R2MAA,YT503235-220T015B,YWAC202014-2R0MAA,804070,YC262316-004T004S,YWAC131360-R65MAA,404040,YA181019-005N002R,YD767652-D50P040R,YHR0700-A90667501,YHS0850-E90777501,YWAC101052-2R2MAA,YWAC202012-1R2MAA,YC402842-005T005S,YD858590-D35P027B,YWAC202010-1R2MAA,YHS0900-A96668001,YWAC202014-4R0MAA,YWAC151590-R50MAA,YWAC131360-4R7MAA,YD653268-D30P020R,YC452952-003T025R,YHS0600-A86557201,YHR0700-B90597501,YWAC101052-4R3MAA,YR0500-0016763964,YWAC141212-R50MAA,YR0500-0016763164,YWAC131360-2R7MAA,YHR1000-A96738001,YR0500-0015764264,YWAC202011-R90MAA,YWAC202013-R90MAA,YC171117-015T001U,YWAC131390-R65MAA,YWAC131390-1R8MAA,YWAC141212-3R6MAA,YMAC202010,YWAC141212-1R0MAA,YMAC202012,YHS0900-B96678001,YMAC202011,YMAC202014,YMAC202013,YWAC202012-R80MAA,YWAC202012-R68MAA,YD434343-D32T015P,YWAC202011-R60MAA,YWAC202011-1R0MAA,YHR0800-C96728001,YWAC101052-1R0MAA,YHR0700-A96738001,YHR0900-C96728001,YC261931-005T002E,YHR0800-E90767501,YWAC151590-R90MAA,YC191723-020T001U,90XX70,804060,YHS0900,YWAC101052-1R5MAA,YR SERIES,YWAC151590-1R5MAA,YHR0800-C96768001,YWAC141280-R30MAA,YWAC202090-1R2MAA,YWAC202014-1R2MAA,YHS0700-E90617501,YC242420-008N007R,YC403445-008T010S,YC231927-020T001U,YHR0900-E10678801,YWAC141212-1R5MAA,YWAC202009-2R0MAA,YWAC151590-1R0MAA,YC242416-010T001E,YWAC131390-2R7MAA,YWAC141480,YHR0800-A96628001,YC221824-002T004R,YD555045-D07T015P,YWAC202012-2R0MAA,YC404020-008N010R,YHR1000,YC403438-005T010S,YD553558-D30P015R,YHR1200-A10748801,YHR0800-F96648001,YWAC202013-4R7MAA,YH SERIES,YWAC202010-R30MAA,YC707040-003N045R,YD271629-D07P006R,YR2000-0014908575,YC283228-005T010R,YHS0800-E86777201,YHR0600-C90647501,YHR1200-A10648801,YWAC202090,YHR0700-P96638001,YHR1000-A96768001,503040,YHS0800-E90707501,YC211319-018T001S,YWAC151590-R68MAA,YWAC202090-R30MAA,YHR0800-F96748001,YHR0600,YR0800-0015864472,ET SERIES,YWAC141210,YWAC141212,YWAC151590-R80MAA,YHR0700-C90727501,YWAC131360-100MAA,YWAC131360-4R0MAA,YWAC151590-1R2MAA,YR2000-0012906875,YWAC141212-R68MAA,YHS0700-B86757201,YWAC131360-1R8MAA,YHS1100-A96718001,YHS1000-A96678001,YR1000-0012764965,YDAC50AC-D30P008B,YHS0500-A865672,YWAC151590,YWAC202010-R68MAA,YC252130-010N005R,YWAC202010-R80MAA,YD703872-D30P035R,YWAC202013-R80MAA,YHS1000-A10608801,YWAC202013-R68MAA,YDAFAAAE-D30P008B,YHS0800-A90677501,YWAC202

选型指南 - 青岛云路 - 2020/6/1 PDF 中文下载

ELECTRONIC COMPONENTS TECHNOLOGY WORLD "FEEL" THE FUTURE

型号- MDHA SERIES,MDHA5020,FBA,FBA SERIES,BCMA,MDA,MDCA4020,MDCA5030,MDA1040,MDCA,MDCA3012,MDA1360,MDCA1350,MDCA3015,MDA0754HT-101M,FBHA,MDAHT1365,BCMA SERIES,MDAHT1040,MDA1365,MDAHT5030,ACMA,ACMA4532,MDHA7030,FBA0805,FBA0603,MDA1350,MDA5030,FBA0402,NRSA,FBHA0805,MDA1870,MDAHT7054,MDAHT SERIES,MDHA8030,MDA7050,MDAHT,FBHA0603,FBHA0402,MDHA7060,MDCA7030,FBA1206,ACMV,FBHA1806,MDA2313,MDHA4020,MDHA5030,ACMA3225,MDA7054HT-680M,FBHA1206,MDCA SERIES,MDA1050,MDCA1040,MDA SERIES,FBHA SERIES,MDHA,MDA7030,MDAHT1054,ACMA SERIES,MDAHT7030

商品及供应商介绍 - KOHER - 2024.1 PDF 中英文下载