R3200K001B-TR

Supervisors Overview

The R3200K001B-TR is a supervisory circuit manufactured by Nisshinbo Micro Devices, functioning as a voltage sequencer and reset timer IC. It features an open-drain output type that is active low. The device monitors a single input channel with a selectable threshold voltage range spanning from 300 mV to 850 mV. It operates within a supply voltage range of 1.65 V to 5.5 V and includes a fixed reset delay time of 7.5 seconds. The component exhibits a typical operating power supply current of 3 uA and maintains an accuracy of 10%. It is designed for surface mount installation in a DFN(PLP)2020-8B package.

Supervisors Feature Summary

• Monitors a single voltage input channel with selectable threshold levels
• Generates active low reset signals via open-drain output configuration
• Incorporates a fixed 7.5-second reset delay timer function
• Operates with ultra-low quiescent current consumption

Supervisors Applications

• Voltage sequencing in multi-rail power systems
• System reset management for microcontrollers
• Power failure detection circuits
• Embedded system supervision

Supervisors Procurement Notes

Verify the specific suffix B against the official datasheet to confirm the exact threshold voltage selection, as variations exist within the series. Ensure the DFN(PLP)2020-8B package footprint matches the design layout. Confirm RoHS compliance status through the manufacturer's documentation before integration. Cross-reference the part number with authorized distributors to avoid counterfeit components.

Supervisors Selection Notes

Select this component when a single-channel voltage monitor with a fixed delay is required. The open-drain output allows flexible interfacing with various logic levels. Consider the 3 uA current consumption for battery-sensitive applications. Verify that the 1.65 V minimum operating voltage aligns with the system's lowest supply rail during operation.

Supervisors Part Context

This part belongs to the R3200K series of supervisory circuits from Nisshinbo Micro Devices. The series provides voltage monitoring and reset generation capabilities. The R3200K variant specifically focuses on single-input monitoring with configurable thresholds. It serves as a critical component for ensuring stable system startup and reliable operation under varying power conditions.

Supervisors FAQ

What is the output type of the R3200K001B-TR?

The output type is active low open-drain.

Does the R3200K001B-TR include a manual reset feature?

No, the device does not support manual reset.

What is the reset delay time for this component?

The reset delay time is fixed at 7.5 seconds.