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特性

  • Few external parts
  • Large delay time with a capacitor of small capacitance (td ≈ 100ms, at 0.33μF)
  • Low threshold operating voltage (Supply voltage to keep low-state at low supply voltage): 0.6V (Typ.) at RL = 22kΩ
  • Wide supply voltage range: 2V to 17V
  • Wide application range

描述

The REAR56957B IC is used for the resetting of all types of logic circuits, such as CPUs, and has the feature of setting the detection voltage by adding external resistance. The device includes a built-in delay circuit to provide the desired retardation time simply by adding an external capacitor. These ICs find extensive applications, including battery checking circuits, level detecting circuits, and waveform shaping circuits.

产品参数

属性
Adjustable POR Timeout No
Adjustable Vtrip No
Fixed Vtrip No
Manual Reset No
WDT No
TwinPin™ MR#/RST# No
Output Format Open collector
Function Bipolar Single
Target applications "Peripheral for PC & MCU, Digital Consumer"
Device Functions System Monitor, Power supply

封装选项

Pkg. Type Pkg. Dimensions (mm) Lead Count (#)
SOP 5 x 4 x 1.8 8

应用方框图

Dual-Channel Functional Safety Module for Industrial Motor Drives Block Diagram
带安全驱动系统的功能安全网络
通过由两个 32 位 RX72N MCU 供电的电机驱动和网络系统,确保可靠的控制和紧急断电,从而增强工业安全性。

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