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TPS3307-18DGNR

Name: TPS3307-18DGNR
Rating: 4.7 (12 reviews)

IC SUPERVISOR 3 CHANNEL 8MSOP

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仕様

Part Status	Active
DigiKey Programmable	Not Verified
Type	Multi-Voltage Supervisor
Number of Voltages Monitored	3
Voltage - Threshold	1.68V, 2.93V, Adj
Output	Push-Pull, Totem Pole
Reset	Active High/Active Low
Reset Timeout	140ms Minimum
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad
Supplier Device Package	8-HVSSOP
Base Product Number	TPS3307

概要

Description

The TPS3307-18DGNR is a voltage supervisor designed to monitor power supply voltages in various electronic applications. It features a precise voltage detection circuit that ensures safe operation by providing reset signals when the supply voltage falls below a specified threshold. With a wide input voltage range, it can support multiple supply voltages and includes built-in delay functions to prevent premature resets during transient conditions.
Key features include:
- Input voltage range: 1.0V to 18V
- Adjustable reset threshold voltage
- Low quiescent current for energy efficiency
- Integrated watchdog timer
The device is particularly useful in microcontroller and digital logic applications, ensuring that systems operate reliably under varying power conditions. Packaged in a compact pin configuration, the TPS3307-18DGNR is suitable for space-constrained designs, making it a versatile choice for modern electronic circuits.

Features

The TPS3307-18DGNR is a voltage supervisor designed for monitoring power supply voltages in various applications. Key features include:
1. Voltage Supervision: Monitors up to three supply voltages with adjustable threshold levels.
2. Low Power Consumption: Operates with minimal energy, making it suitable for battery-operated devices.
3. Active-Low and Active-High Reset Outputs: Provides flexibility in system integration.
4. Adjustable Reset Time: The reset delay can be configured externally with a capacitor.
5. Industrial Temperature Range: Operates reliably in harsh environments from -40°C to 125°C.
6. Compact Package: Available in a 20-pin TSSOP package for space-saving designs.
7. Built-in Hysteresis: Prevents false triggering during voltage fluctuations.
These features make the TPS3307-18DGNR ideal for applications in telecommunications, automotive, and industrial systems where reliable voltage monitoring is critical.

Package

The TPS3307-18DGNR is available in a VQFN (Very Thin Quad Flat No-lead) package type, specifically a 16-pin variant. This package features a compact design suitable for surface mounting, providing efficient thermal performance and minimizing space on printed circuit boards.

Pinout

The TPS3307-18DGNR is a voltage supervisor with a pin count of 8. It is designed for monitoring power supply voltages and ensuring reliable reset operations in digital systems.
The key functions of its pins are as follows:
1. VDD (Pin 1): Supply voltage input.
2. GND (Pin 2): Ground connection.
3. RESET (Pin 3): Active LOW reset output.
4. RESETB (Pin 4): Active LOW reset output with a delay feature.
5. VIT (Pin 5): Voltage input threshold selection.
6. VREF (Pin 6): Reference voltage output.
7. SENSE (Pin 7): Voltage sensing input.
8. CAP (Pin 8): Connection for an external capacitor for reset delay timing.
The TPS3307-18DGNR is used in various applications, including microcontroller reset circuits and supervisory tasks in power management systems.

Manufacturer

The TPS3307-18DGNR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in designing and manufacturing a wide range of analog and digital semiconductor solutions, including microcontrollers, processors, and integrated circuits. The company is well-known for its innovations in various sectors, including automotive, industrial, and consumer electronics. Texas Instruments has a strong focus on developing products that enhance performance and efficiency in electronic systems, making it a key player in the semiconductor industry.

Application

The TPS3307-18DGNR is a voltage supervisor primarily used in applications requiring power management and monitoring. Key areas include microcontroller reset management, voltage monitoring for power supplies, battery-operated devices, and fault-tolerant systems. It ensures reliable operation by providing reset signals during power-up, power-down, or brown-out conditions, making it suitable for consumer electronics, automotive systems, and industrial automation.

Equivalent

The TPS3307-18DGNR is a voltage supervisor with a 1.8V reset threshold. Equivalent products include the MAX809, MAX810, MCP130, and LM393, which also provide voltage monitoring and reset functions. Always verify specific parameters like voltage thresholds, reset timing, and package type when selecting alternatives.