高电流、微功率、600kHz 同步降压-升压型 DC/DC 转换器

LTC®3443 是一款高效率、固定频率的降压-升压型 DC/DC 转换器，其可采用高于、低于或等于输出电压的输入电压工作。该器件与其前任产品 LTC3441 引脚对引脚兼容，并且具有较低的工作频率 (600kHz) 和一个在突发模式操作期间起作用的 VC 引脚箝位电路。该 IC 所运用的拓扑可提供所有操作模式之间连续转换功能，从而使得该产品非常适合那些输出电压处于电池电压范围内的单节锂离子电池或多节电池应用。\n\n 该器件包括两个 0.10Ω N 沟道 MOSFET 开关和两个 0.11Ω P 沟道开关。外部肖特基二极管是任选的，可用于适度效率提升。工作频率在内部设定为 600k • 可在输入高于、低于或等于输出的情况下提供稳定的输出\n\n• 单电感器，无肖特基二极管\n\n• 高效率：达 96%\n\n• 在突发模式 (Burst Mode®) 操作中具有 28μA 的静态电流\n\n• 可采用单节锂离子电池提供高达 1.2A 的连续输出电流\n\n• 在停机模式中提供真正的断接\n\n• 2.4V 至 5.5V 输入范围\n\n• 2.4V 至 5.25V 输出范围\n\n• 600kHz 固定频率操作\n\n• 可同步振荡器\n\n• 可选的突发模式或固定频率操作\n\n• 在停机模式中静态电流 <1μA\n\n• 小外形的耐热性能增强型 12 引脚 (;

High Effi ciency, Synchronous, 4-Switch Buck-Boost Controller

文件：392.38 Kbytes Page：28 Pages

High Current Micropower 600kHz Synchronous Buck-Boost DC/DC Converter

文件：233.51 Kbytes Page：16 Pages

Wide VIN Range, Low Noise, 250mA Buck-Boost Charge Pump

文件：1.10173 Mbytes Page：16 Pages

Micropower Synchronous Buck-Boost DC/DC Converter

文件：342.44 Kbytes Page：16 Pages

Wide VIN Range Buck-Boost Charge Pump with Watchdog Timer

文件：242.73 Kbytes Page：20 Pages

High Current Micropower 600kHz Synchronous Buck-Boost DC/DC Converter

文件：201.79 Kbytes Page：16 Pages

High Current Micropower 600kHz Synchronous Buck-Boost DC/DC Converter

文件：233.51 Kbytes Page：16 Pages

High Current Micropower 600kHz Synchronous Buck-Boost DC/DC Converter

文件：201.79 Kbytes Page：16 Pages

封装/外壳：12-WFDFN 裸露焊盘 功能：升压/降压 包装：管件 描述：IC REG BCK BST ADJ 1.2A 12DFN 集成电路（IC） 稳压器 - DC-DC 开关稳压器

封装/外壳：12-WFDFN 裸露焊盘 功能：升压/降压 包装：卷带（TR） 描述：IC REG BCK BST ADJ 1.2A 12DFN 集成电路（IC） DC DC 开关稳压器

짹15kV ESD-Protected, 짹60V Fault-Protected, 10Mbps, Fail-Safe RS-485/J1708 Transceivers

General Description The MAX3440E–MAX3444E fault-protected RS-485 and J1708 transceivers feature ±60V protection from signal faults on communication bus lines. Each device contains one differential line driver with three-state output and one differential line receiver with three-state input. The 1

짹15kV ESD-Protected, 짹60V Fault-Protected, 10Mbps, Fail-Safe RS-485/J1708 Transceivers

General Description The MAX3440E–MAX3444E fault-protected RS-485 and J1708 transceivers feature ±60V protection from signal faults on communication bus lines. Each device contains one differential line driver with three-state output and one differential line receiver with three-state input. The 1

짹15kV ESD-Protected, 짹60V Fault-Protected, 10Mbps, Fail-Safe RS-485/J1708 Transceivers

General Description The MAX3440E–MAX3444E fault-protected RS-485 and J1708 transceivers feature ±60V protection from signal faults on communication bus lines. Each device contains one differential line driver with three-state output and one differential line receiver with three-state input. The 1

짹15kV ESD-Protected, 짹60V Fault-Protected, 10Mbps, Fail-Safe RS-485/J1708 Transceivers

General Description The MAX3440E–MAX3444E fault-protected RS-485 and J1708 transceivers feature ±60V protection from signal faults on communication bus lines. Each device contains one differential line driver with three-state output and one differential line receiver with three-state input. The 1

P-Channel 2.5V Specified PowerTrench MOSFET

General Description This P-Channel 2.5V specified MOSFET is produced using Fairchilds advanced PowerTrench process that has been especially tailored to minimize on-state resistance and yet maintain low gate charage for superior switching performance. Features • –4 A, –20 V. RDS(ON) = 0.065 Ω