MIC2774
Overview
The MIC2774 is a dual power supply supervisor that provides undervoltage monitoring, manual reset capability, and power-on reset generation in a compact 5-pin SOT-23 package. Features include two undervoltage detectors, one fixed and one adjustable, and a choice of reset outputs.
- Monitors two independent power supplies for undervoltage conditions
- One fixed and one user-adjustable input
- Choice of ten factory-programmed thresholds
- Adjustable input can monitor supplies as low as 0.3V
- Generates 140ms (min.) power-on reset pulse
- Manual reset input
- Choice of active-high, active-low, or open-drain active- low reset outputs
- Inputs may be pulled above VDD (7V abs. max.)
- /RST output valid down to 1.2V
- Ultra-low supply current, 3.5µA typical
