Micropower Synchronous Buck-Boost DC/DC Converter with Automatic Burst Mode Operation

DESCRIPTION The LTC®3442 is a highly efficient, fixed frequency, BuckBoost DC/DC converter, which operates from input voltages above, below, and equal to the output voltage. The topology incorporated in the IC provides a continuous transfer function through all operating modes, making the product

具有自动突发模式操作的微功率同步降压-升压 DC/DC 转换器

LTC®3442 是一款高效率、固定频率的降压-升压型 DC/DC 转换器，它能在输入电压高于、低于或等于输出电压的条件下进行操作。该 IC 所采用的拓扑结构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用于输出电压处于单节锂离子电池或多节碱性电池电压范围内的应用。\n\n 该器件包括两个 0.10Ω 的 N 沟道 MOSFET 开关和两个 0.10Ω 的 P 沟道开关。工作频率和平均输入电流限值均可通过一个外部电阻器来设置。在突发模式操作中，静态电流仅为 35µA，从而最大限度地延长了便携式应用中电池的使用寿命。自动突发模式操作允许用户对进入突发模式操作的负载电流进行设置 • 可由高于、低于或等于输出电压的输入电压获得稳压输出\n\n• 单个电感器，无需肖特基二极管\n\n• 手动或可编程自动突发模式 (Burst Mode®) 操作\n\n• 可编程平均输入电流限值\n\n• 可由单节锂离子电池获得高达 1.2A 的连续输出电流\n\n• 高效率：高达 95%\n\n• 在停机模式中实现输出断接\n\n• 2.4V 至 5.5V 输入范围\n\n• 2.4V 至 5.25V 输出范围\n\n• 突发模式操作中的静态电流为 35µA\n\n• 可编程频率范围为 300kHz 至 2MHz\n\n• 停机电流 <1µA\n\n• 小外形的耐热增强型 12 ;

Micropower Synchronous Buck-Boost DC/DC Converter

文件：342.44 Kbytes Page：16 Pages

Micropower Synchronous Buck-Boost DC/DC Converter with Automatic Burst Mode Operation

文件：364.05 Kbytes Page：20 Pages

Micropower Synchronous Buck-Boost DC/DC Converter with Automatic Burst Mode Operation

DESCRIPTION The LTC®3442 is a highly efficient, fixed frequency, BuckBoost DC/DC converter, which operates from input voltages above, below, and equal to the output voltage. The topology incorporated in the IC provides a continuous transfer function through all operating modes, making the product

Micropower Synchronous Buck-Boost DC/DC Converter with Automatic Burst Mode Operation

文件：564.79 Kbytes Page：20 Pages

Micropower Synchronous Buck-Boost DC/DC Converter with Automatic Burst Mode Operation

文件：364.05 Kbytes Page：20 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）剪切带（CT）Digi-Reel® 得捷定制卷带 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

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

N-Channel Logic Level Enhancement Mode Field Effect Transistor

General Description These N-Channel logic level enhancement mode power field effect transistors are produced using Fairchilds proprietary, high cell density, DMOS technology. This very high density process is tailored to minimize on-state resistance. These devices are particularly suited for low

N-Channel Logic Level Enhancement Mode Field Effect Transistor

General Description These N-Channel logic level enhancement mode power field effect transistors are produced using Fairchilds proprietary, high cell density, DMOS technology. This very high density process is tailored to minimize on-state resistance. These devices are particularly suited for low