NCP803SN232T1G

Name: NCP803SN232T1G
Brand: Onsemi
Rating: 4.5 (10 reviews)
Author: Lisleapex

Processor Supervisor

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NCP803SN232T1G

Effective Inventory7,526

Processor Supervisor

Manufacturer Part # : NCP803SN232T1G
Package/Case: SOT23-3
Brand: Onsemi
Product Categories : Supervisors
Series : NCP803

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NCP803SN232T1G DataSheet

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NCP803SN232T1G Details

The NCP803SN232T1G is a voltage detector IC from ON Semiconductor, designed for monitoring and detecting voltage levels in electronic circuits. This IC offers a precise threshold voltage of 2.32V, ensuring reliable voltage detection and monitoring. It is housed in a small SOT-23 package, making it suitable for space-constrained applications.

Pinout

1 (VDD): Voltage Input
2 (GND): Ground
3 (OUT): Output Signal

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

Precision Threshold Voltage: Offers a precise threshold voltage of 2.32V for accurate voltage detection.
Small Package: Housed in a compact SOT-23 package for easy integration into space-constrained designs.
Low Power Consumption: Designed for low power operation, suitable for battery-powered devices.
Reset Signal Output: Provides an output signal upon detecting the specified voltage threshold.
Wide Operating Voltage: Operates over a wide voltage range for versatile applications.

Application

Voltage Monitoring: Ideal for monitoring voltage levels in electronic systems.
Power Management: Used in power management circuits for voltage detection and system control.
Battery-Powered Devices: Suitable for battery-operated devices requiring voltage monitoring.

Where to Use

The NCP803SN232T1G is ideal for applications that require precise voltage detection and monitoring. It is commonly used in voltage monitoring circuits, power management systems, and battery-powered devices to ensure optimal performance and reliability.

How to Use

Connect the NCP803SN232T1G to your circuit by wiring the VDD and GND pins to the respective power supply and ground connections. The OUT pin provides an output signal when the voltage threshold is reached. Configure the threshold voltage as needed and ensure proper voltage levels for accurate detection. For detailed usage instructions, refer to the datasheet.

Application Circuit

The application circuit diagram for the NCP803SN232T1G illustrates how to integrate the voltage detector into your electronic system. It includes connections for power input, ground, and the output signal, ensuring proper voltage monitoring and detection.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

NCP803: A variant of the voltage detector IC with similar features and performance characteristics.
XC6206: An alternative voltage detector IC offering comparable functionality.

Complementary

The NCP803SN232T1G can be complemented by the NCP803SN232T2G, which provides a different threshold voltage for specific application requirements. Consider the voltage detection range and accuracy when choosing complementary voltage detector ICs.

Ensure compatibility and consistent performance by selecting complementary components that meet the voltage monitoring needs of your system.

Frequently Asked Questions

Q: What is the threshold voltage of the NCP803SN232T1G?

A: The NCP803SN232T1G has a threshold voltage of 2.32V, providing accurate voltage detection capabilities. Refer to the datasheet for more technical details.

Q: Can the NCP803SN232T1G be used in battery-powered devices?

A: Yes, the NCP803SN232T1G is suitable for battery-operated devices due to its low power consumption and precise voltage detection features, making it ideal for voltage monitoring in portable electronics.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category !	Supervisory Circuits	RoHS	Details
Type	Voltage Supervisory	Mounting Style	SMD/SMT
Package / Case	SOT-23-3	Threshold Voltage	2.32 V
Number of Inputs Monitored	1 Input	Output Type	Active Low, Open Drain
Manual Reset	No Manual Reset	Watchdog Timers	No Watchdog
Battery Backup Switching	No Backup	Reset Delay Time	460 ms
Supply Voltage - Max	5.5 V	Minimum Operating Temperature	- 40 C
Maximum Operating Temperature !	+ 105 C	Series	NCP803
Brand	onsemi	Chip Enable Signals	No Chip Enable
Features	No Internal Hysteresis	Height	0.94 mm
Length	2.9 mm	Operating Supply Current	800 nA
Overvoltage Threshold !	2.35 V	Power Fail Detection	No
Product Type !	Supervisory Circuits	Factory Pack Quantity	3000
Subcategory	PMIC - Power Management ICs	Supply Voltage - Min	1 V
Undervoltage Threshold !	2.32 V	Width	1.3 mm
Unit Weight	0.001270 oz

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification NCP803SN232T1G PDF Download

FAQs

What is NCP803SN232T1G?

The NCP803SN232T1G is a low-power voltage detector with microprocessor reset and watchdog functions, designed by ON Semiconductor. It is commonly used in embedded systems, microcontroller-based applications, and power management circuits to monitor the system's power supply and signal a reset in case of voltage anomalies.

How Does NCP803SN232T1G Work?

The NCP803SN232T1G functions by continuously monitoring the input voltage from the power supply. If the voltage falls below a specified threshold, the device triggers a reset signal to the connected microprocessor or system controller, ensuring a safe and controlled power-on reset. It also features a watchdog timer that helps prevent system crashes by resetting the microcontroller if it does not receive a specified timeout signal.

How Many Pins does NCP803SN232T1G have and What are the Functions of the Pinout Configuration?

The NCP803SN232T1G is housed in a 5-pin SOT-23 package. The pinout configuration includes:

RESET: Active low reset output.
VDD: Power supply pin.
GND: Ground pin.
WDO: Watchdog timer output.
TRIP: Voltage trip threshold setting pin.

What are the Pros and Cons of NCP803SN232T1G?

Pros:

Power Monitoring: Ensures reliable power supply monitoring for critical applications.
Microprocessor Reset: Provides a reset signal to the microcontroller during power-up and undervoltage conditions.
Watchdog Timer: Helps prevent system crashes by resetting the microcontroller if it hangs or malfunctions.
Low Power Consumption: Operates with low power consumption, suitable for battery-powered applications.
Compact Package: The SOT-23 package offers space efficiency for compact designs.

Cons:

Input Voltage Range: Limited to monitoring within specified voltage thresholds.
Additional Components: May require external components for specific applications or to adjust monitoring thresholds.
Programming Complexity: Configuring the trip voltage and watchdog timer settings may require careful consideration.

Are There Any Equivalents/Alternatives to NCP803SN232T1G for Recommendation?

Alternatives to the NCP803SN232T1G include the MAX803 from Maxim Integrated and the TC54 from Microchip Technology.
The NCV8161 from ON Semiconductor is another voltage detector with similar functions and features.