TPS3851H30EDRBR

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TPS3851H30EDRBR

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IC SUPERVISOR 1 CHANNEL 8SON

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  • 製造商部分 #TPS3851H30EDRBR

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正品保證

規格

屬性 價值
Part Status Active
Digi Key Programmable Not Verified
Type Simple Reset/Power-On Reset
Number of Voltages Monitored 1
Voltage - Threshold 3V
Output Open Drain or Open Collector
Reset Active Low
Reset Timeout 170ms Minimum
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 8-VDFN Exposed Pad
Supplier Device Package 8-SON (3x3)
Base Product Number TPS3851

概述

Description

The TPS3851H30EDRBR is a voltage supervisor from Texas Instruments, designed to monitor supply voltage levels in electronic systems. It features a fixed voltage threshold of 3.0V, making it suitable for various applications that require precise voltage monitoring, such as microcontrollers and FPGA power management.
Key features of the TPS3851 include a low supply current of 3.5 µA, an active low output, and a wide operating temperature range from -40°C to 125°C. The device is housed in a compact 3mm x 3mm VQFN package, facilitating space-constrained designs.
It offers adjustable reset delay and provides robust fault protection, enhancing system reliability. The TPS3851 is ideal for applications in automotive, industrial, and consumer electronics where maintaining voltage stability is critical for device performance. Overall, its combination of low power consumption, high precision, and reliability makes it a valuable component in modern electronic circuits.

Equivalent

The TPS3851H30EDRBR is a voltage supervisor from Texas Instruments. Equivalent products include the MAX809, MAX810, and MAX811 from Analog Devices, as well as the MCP100 from Microchip. Other alternatives are the LTC6700 from Analog Devices and the TPS3823 series, also from Texas Instruments. Ensure to check the specific voltage thresholds and features to match your requirements.

Features

The TPS3851H30EDRBR is a voltage supervisor from Texas Instruments designed for high-performance applications. Key features include:
1. Supply Voltage Range: Operates from 1.2V to 5.5V, accommodating a variety of power supply levels.
2. Threshold Voltage: Programmable voltage thresholds with precision, allowing for custom settings.
3. Low Quiescent Current: Ensures minimal power consumption, enhancing battery life in portable applications.
4. Watchdog Timer: Integrated watchdog function helps to monitor system health and prevent lock-up.
5. Reset Output: Provides a reset signal during power-up, power-down, and brownout conditions to ensure system stability.
6. Multiple Reset Configurations: Configurable reset timing and delay options for flexibility in system design.
7. Temperature Range: Operates within a wide temperature range, suitable for various environmental conditions.
8. Small Package Size: Available in a compact VQFN package, enabling space-efficient designs.
These features make the TPS3851H30EDRBR ideal for use in microcontrollers, processors, and other critical digital circuitry applications.

Pinout

The TPS3851H30EDRBR is a voltage supervisor with a pin count of 8. Its primary functions include monitoring supply voltage levels to ensure they remain within specified thresholds. The device provides a reset output when the monitored voltage falls below a preset threshold, helping to prevent system malfunction during power-up, power-down, or brown-out conditions.
Key pins include:
1. VDD (Power Supply): Input for the device power.
2. GND (Ground): Common reference point for the circuit.
3. RESET: Active-low output that signals when the monitored voltage is out of range.
4. SENSE: Input that connects to the monitored voltage.
5. SET: Used to configure the reset threshold voltage.
6. NC: No connect, not used.
7. RESET/RESET: Open-drain output for fault indication.
8. VST: Reference voltage source for internal circuitry.
These features make the TPS3851H30EDRBR suitable for reliable voltage monitoring in various applications.

Manufacturer

The TPS3851H30EDRBR is manufactured by Texas Instruments (TI), a prominent global semiconductor company. Texas Instruments designs and produces a wide range of analog and embedded processing chips used in various electronic devices and systems. Founded in 1930, TI is known for its innovations in integrated circuits and semiconductor technologies, serving diverse markets such as automotive, industrial, communications, and consumer electronics. The TPS3851H30EDRBR specifically is a voltage supervisor device designed for monitoring power supply voltages and ensuring reliable operation in electronic circuits. TI's extensive portfolio and commitment to quality make it a key player in the semiconductor industry.

Application

The TPS3851H30EDRBR is a voltage supervisor that is commonly used in various application areas, including:
1. Power Management: Ensures reliable power-up and power-down sequencing in systems.
2. Microcontrollers and Microprocessors: Monitors supply voltage levels to prevent system failure.
3. Automotive Systems: Used in safety-critical applications for voltage supervision.
4. Consumer Electronics: Protects devices from voltage fluctuations.
5. Telecommunications: Guarantees stable operation in networking equipment.
6. Industrial Equipment: Monitors voltages in factory automation systems.
Overall, it enhances reliability and stability in electronic systems by providing accurate voltage monitoring and reset functions.

Package

The TPS3851H30EDRBR is packaged in a VQFN (Very Thin Quad Flat No-lead) package with 16 pins. It features a compact design, which is suitable for space-constrained applications.

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