TPS3808G33DBVR

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TPS3808G33DBVR

+BOM

IC SUPERVISOR 1 CHANNEL SOT23-6

  • ManufacturerTexas Instruments

  • Mfr. Part #TPS3808G33DBVR

  • Package SOT-23 (DBV)-6

  • In Stock4331

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Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Type Simple Reset/Power-On Reset
NumberofVoltagesMonitored 1
Voltage-Threshold 3.07V
Output Open Drain or Open Collector
Reset Active Low
ResetTimeout Adjustable/Selectable
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case SOT-23-6

Overview

Description

The TPS3808G33DBVR is a precision voltage supervisor IC designed by Texas Instruments. It is part of the TPS3808 series known for monitoring system voltages in microcontroller and microprocessor applications. The device provides accurate supervision of system power supplies by ensuring that the monitored voltage stays above a predefined threshold. If the voltage drops below this threshold, the TPS3808G33DBVR will assert a reset signal to prevent system errors, protecting sensitive components.
Key features include:
1. Precision Monitoring: It offers a highly accurate voltage threshold with a typical accuracy of ±0.5%.
2. Adjustable Delay: The reset delay time can be adjusted using an external capacitor, offering flexibility in various applications.
3. Low Power Consumption: It's designed for low power operation, which is beneficial for battery-powered devices.
4. Compact Package: Available in a small SOT-23 package, making it suitable for space-constrained designs.
This IC is ideal for ensuring reliable system operation, especially in environments where precise voltage monitoring is critical.

Equivalent

The TPS3808G33DBVR is a voltage supervisor with a fixed threshold for monitoring 3.3V systems. Equivalent products include the MAX809 series from Maxim Integrated, the ADM6320 from Analog Devices, and the STM809 from STMicroelectronics. Each of these offers similar voltage monitoring and reset functionality but may differ slightly in terms of thresholds, package options, or additional features. Always verify specifications to ensure compatibility with your application.

Features

The TPS3808G33DBVR is a precision voltage supervisor from Texas Instruments. Key features include:
1. Supply Voltage Monitoring: It monitors a 3.3V supply voltage, ensuring system reliability by supervising voltage levels.
2. Adjustable Delay: Offers an adjustable delay time using an external capacitor, allowing for flexible integration into various systems.
3. High Accuracy: Features a typical threshold accuracy of ±0.5%, providing reliable monitoring.
4. Low Supply Current: Operates with a low supply current, typically around 2.4 µA, promoting energy efficiency.
5. Reset Output: Provides an active-low reset output, which is essential for systems that require a reset signal when the monitored voltage drops below the threshold.
6. Wide Temperature Range: Operates over an extended temperature range of -40°C to +125°C, making it suitable for industrial applications.
7. Small Package: Comes in a small SOT-23 package, ideal for space-constrained designs.
These features make it suitable for applications in embedded systems, portable devices, and any system requiring precise voltage monitoring.

Pinout

The TPS3808G33DBVR is a voltage supervisor IC from Texas Instruments. It is part of the TPS3808 family, which is designed to monitor system voltages and provide a reset signal when the monitored voltage falls below a preset threshold.
The TPS3808G33DBVR comes in a 6-pin SOT-23 package. Here are the pin functions:
1. VDD: Power supply pin for the device.
2. GND: Ground connection pin.
3. MR: Manual Reset input, which allows for an external signal to trigger a reset.
4. OUT: Reset output pin that goes low when the monitored voltage is below the threshold.
5. SENSE: Pin to monitor the voltage that needs to be supervised.
6. DNC: Do Not Connect. This pin should remain unconnected or connected as specified in the datasheet.
The TPS3808G33 specifically monitors a 3.3V rail and is designed to ensure that microcontrollers or other digital devices are properly reset when required.

Manufacturer

The TPS3808G33DBVR is manufactured by Texas Instruments Incorporated. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is known for its innovation in the electronics industry, providing a wide range of products for applications in industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is a leader in analog and embedded processing, producing components that are critical for powering and controlling electronic devices.

Application

The TPS3808G33DBVR is a precision voltage supervisor commonly used in applications requiring reliable power monitoring and reset functionality. Key application areas include:
1. Computing Systems: Ensures reliable operation in microprocessors and DSPs by monitoring supply voltages.
2. Communication Equipment: Provides voltage supervision for routers, switches, and networking devices.
3. Consumer Electronics: Used in devices like TVs and gaming consoles for power management.
4. Industrial Automation: Monitors critical systems requiring stable power supplies.
5. Automotive: Ensures proper operation of electronic control units (ECUs) and other automotive electronics.
It helps prevent data corruption and system failures by initiating reset sequences when voltages fall below predefined thresholds.

Package

The TPS3808G33DBVR is a voltage supervisor IC manufactured by Texas Instruments. It comes in a SOT-23-6 package, which is a small-outline transistor package with 6 leads, designed for surface-mount technology, offering compactness and reliability for various electronic applications.

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