TPS76912DBVR

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TPS76912DBVR

IC REG LINEAR 1.2V 100MA SOT23-5

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Bảo hành 365 ngày

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Thông số kỹ thuật

Part Status Active
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 10V
Voltage - Output (Min/Fixed) 1.2V
Current - Output 100mA
Current - Quiescent (Iq) 28 µA
PSRR 60dB (1kHz)
Control Features Enable
Protection Features Over Current, Over Temperature, Reverse Polarity
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case SC-74A, SOT-753
Supplier Device Package SOT-23-5
Base Product Number TPS76912

Tổng quan

Description

The TPS76912DBVR is a low-dropout (LDO) voltage regulator designed by Texas Instruments. It provides a fixed output voltage of 1.2V, making it suitable for powering low-voltage applications. With a maximum output current of 1A, it features a low dropout voltage of around 0.2V at full load, ensuring efficient operation in battery-powered devices.
The device has a wide input voltage range of 2.5V to 5.5V, accommodating various power sources. It also includes built-in protection features such as thermal shutdown and current limiting, enhancing reliability and safety in design. The TPS76912DBVR is available in a small, thermally-enhanced 3x3 mm VQFN package, making it suitable for space-constrained applications.
With a low quiescent current, it is ideal for portable devices requiring minimal power consumption in standby mode. Its performance characteristics make it a popular choice for applications like microcontrollers, RF devices, and other digital circuits requiring stable and efficient power supplies.

Features

The TPS76912DBVR is a low-dropout (LDO) voltage regulator from Texas Instruments designed to provide a stable output voltage of 1.2V with a maximum output current of 1A. Key features include:
1. Low Dropout Voltage: Typically 0.25V at full load, allowing for efficient operation in low-voltage applications.
2. Wide Input Voltage Range: Operates from 1.8V to 5.5V, making it suitable for various power supply environments.
3. Low Quiescent Current: Typically 25µA, enhancing battery life in portable applications.
4. Power Good Indicator: Provides a signal to indicate proper output voltage levels.
5. Thermal Protection: Offers built-in thermal shutdown to prevent overheating.
6. Compact Package: Available in a small SOT-23 package, ideal for space-constrained designs.
7. High PSRR: Excellent power supply rejection ratio ensures clean output voltage.
These features make the TPS76912DBVR suitable for applications such as portable devices, FPGA power supplies, and other low-power systems.

Package

The TPS76912DBVR is packaged in a VQFN (Very Thin Quad Flat No Leads) package, specifically a 16-pin version. This package type provides a compact footprint and efficient thermal performance, suitable for space-constrained applications.

Pinout

The TPS76912DBVR is a low-dropout (LDO) voltage regulator with a pin count of 5. Its functions are as follows:
1. Input (Pin 1): Connects to the input voltage source.
2. Ground (Pin 2): Provides a common ground reference for the device.
3. Output (Pin 3): Delivers the regulated output voltage (12V).
4. Bypass (Pin 4): Connects to a capacitor for improved transient response and noise reduction.
5. Enable (Pin 5): Used to enable or disable the regulator; active high.
This device is designed to provide a stable output voltage with low noise, making it suitable for various applications in power management circuits.

Manufacturer

The TPS76912DBVR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in designing and producing a wide range of electronic components, including analog and digital processing chips, embedded processors, and microcontrollers. Founded in 1930, TI is known for its innovation in various sectors, including automotive, industrial, communications, and consumer electronics. The TPS76912DBVR specifically is a low-dropout (LDO) voltage regulator, which is used in various applications to provide stable voltage output with minimal power loss. TI's products are widely used in both commercial and industrial applications, emphasizing reliability and performance.

Application

The TPS76912DBVR is a low-dropout (LDO) voltage regulator primarily used in applications such as battery-powered devices, portable electronics, microcontrollers, and RF applications. It provides a stable output voltage for sensitive analog circuits, powering sensors, and digital devices. Additionally, it is suitable for automotive applications, communication equipment, and power management in various embedded systems. Its low quiescent current makes it ideal for energy-efficient designs.

Equivalent

Equivalent products to the TPS76912DBVR chip include the LM1117-12, MIC5205-12, and LT1117-12. These voltage regulators provide similar output voltage (12V) and specifications, but always verify current rating, dropout voltage, and package compatibility before substitution.

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