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48V-12V DC-DC转换器

探索48V - 12V DC-DC转换的设计方法和权衡。我们的系统解决方案将为您的电动汽车48V-12V DC-DC转换器提供实用的开发建议和产品建议。

概览

48 V - 12 V DC-DC 转换器模块在电动汽车(EV)的中压和低压电源网之间提供功率流。由于电动汽车没有传统的12V电网交流发电机,因此终端用户不会注意到这些模块,但它们却能提供基本功能。相反,电动汽车有一个来自高压电池组的高压-低压转换器,或者在轻度混合动力汽车上有一个48V的启动发电机。

DC-DC转换器模块可以是双向的,在特定的使用情况下可在任一方向上流动。安森美的分立式MOSFET和汽车电源模块(APM)允许设计人员扩展解决方案,同时为电动汽车和混合动力汽车中使用的DC-DC转换器模块提供高功率密度和可靠性。

产品

MOSFET Modules
MOSFET Modules are used for automotive motor drive and on-board charger applications. They come in 40 V, 60 V, 80 V and 650 V ratings with superjunction technology and sense resistor. Aside from the six-pack and the full and half bridge topology, they are also available in the totem pole PFC topology.
Low/Medium Voltage MOSFETs
Portfolio of comprehensive range of Low-medium voltage power Mosfets that delivers superior performance and reliability for switching applications. Our cutting-edge PowerTrench® T10 technology delivers industry leading RDS, higher power density, reduced switching losses and better thermal performance.
Current Sense Amplifiers
Current sensing requires accurate measurements and onsemi’s current sense amplifiers offer high degree of precision current sensing along with the advantages of wide input common mode range, bidirectional current sensing and high/low side current sensing.
Gate Drivers
GaN, IGBT, FET, MOSFET, H-Bridge MOSFET, and SiC MOSFET inverting and non-inverting drivers ideal for switching applications.
Wired Transceivers & Modems
Modems and transceivers for a variety of data transmission protocols, including FlexRayTM, KNX, M-BUS, LIN, CAN, MAU, HART and Power Line Carrier (PLC).
Operational Amplifiers (Op Amps)
onsemi wide portfolio of operational amplifiers (op amps) features high performance devices which include low power, low noise, precision, power and also general purpose op amps. These are designed to specifically meet a variety of applications like signal conditioning, automotive, battery powered, medical and current sensing.
Linear Regulators (LDO)
A portfolio that provides optimum solution for low power, space conscious and low noise designs.
Protected MOSFETs
A variety of protected low-side and high-side smart discrete devices that provide best-in-class in-rush current management.
ESD Protection Diodes
Protection diodes and arrays that are specifically designed to provide ESD and surge protection.
Zener Diodes
Designed for voltage regulation circuits and offer a broad range of operational voltages and power ratings.

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48 v 12 v dc dc converter