TPS70919DBVR

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TPS70919DBVR

IC REG LINEAR 1.9V 150MA SOT23-5

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Thông số kỹ thuật

Part Status Active
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 30V
Voltage - Output (Min/Fixed) 1.9V
Current - Output 150mA
Current - Quiescent (Iq) 2.05 µA
Current - Supply (Max) 350 µA
PSRR 80dB ~ 52dB (10Hz ~ 1kHz)
Control Features Enable
Protection Features Over Current, Over Temperature, Reverse Current, Under Voltage Lockout (UVLO)
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 TPS70919

Tổng quan

Description

The TPS70919DBVR is a low-dropout linear voltage regulator (LDO) designed by Texas Instruments. It provides a stable output voltage of 1.9V with a maximum output current of 200 mA. The device features a low dropout voltage, typically around 200 mV at full load, making it suitable for battery-powered applications where efficiency and longevity are crucial.
Key features include an ultra-low quiescent current, thermal shutdown, and current limit protection, ensuring reliability and safe operation. The TPS70919DBVR operates over a wide input voltage range from 2.0V to 6.5V, making it versatile for various applications, including portable electronics, sensor power supplies, and microcontrollers.
The regulator comes in a compact SOT-23 package, facilitating space-efficient designs. Its high power supply rejection ratio (PSRR) ensures minimal output voltage variation in response to input voltage changes, thereby enhancing performance in noise-sensitive applications. Overall, the TPS70919DBVR is an efficient choice for designers seeking reliable and compact voltage regulation solutions.

Features

The TPS70919DBVR is a low-dropout (LDO) linear voltage regulator designed for low power applications. Key features include:
1. Output Voltage: Fixed output voltage of 1.9V.
2. Low Dropout Voltage: Typically around 150 mV at 200 mA load, ensuring efficient operation.
3. Output Current: Supports output currents up to 200 mA.
4. Quiescent Current: Low quiescent current, enhancing battery life in portable devices.
5. Power Supply Rejection Ratio (PSRR): High PSRR helps in minimizing output voltage variations caused by input voltage changes.
6. Thermal Protection: Built-in thermal shutdown feature protects the device from overheating.
7. Small Package: Available in a compact SOT-23-5 package, ideal for space-constrained applications.
8. Operating Temperature Range: Suitable for a wide temperature range from -40°C to +125°C.
These features make the TPS70919DBVR suitable for applications in battery-powered devices, microcontrollers, and other sensitive electronic systems.

Package

The TPS70919DBVR is packaged in a SOT-23-5 (small outline transistor) form factor. This surface-mount package is compact and designed for easy integration into electronic circuits.

Pinout

The TPS70919DBVR is a low-dropout (LDO) voltage regulator with a pin count of 5. The functions of each pin are as follows:
1. VIN (Pin 1): Input voltage supply.
2. GND (Pin 2): Ground reference.
3. VOUT (Pin 3): Output voltage that is regulated.
4. EN (Pin 4): Enable pin; active high to turn the device on.
5. NC (Pin 5): No connect; should be left unconnected.
The TPS70919 provides a stable output voltage with low quiescent current, making it suitable for various low-power applications.

Manufacturer

The TPS70919DBVR is manufactured by Texas Instruments (TI), a global semiconductor company headquartered in Dallas, Texas. Texas Instruments designs and produces a wide range of analog and embedded processing chips, serving various industries including automotive, industrial, consumer electronics, and communication. The company is known for its commitment to innovation and technology, providing high-performance solutions for power management, signal processing, and microcontrollers. TI is also recognized for its extensive portfolio of products and a strong focus on research and development, making it a key player in the semiconductor industry.

Application

The TPS70919DBVR is a low-dropout (LDO) voltage regulator primarily used in applications such as power management for portable devices, battery-powered systems, RF and analog circuits, and microcontroller power supplies. It is suitable for providing stable output voltage in consumer electronics, industrial equipment, and automotive applications, where low noise and high performance are critical.

Equivalent

The TPS70919DBVR is a low-dropout (LDO) voltage regulator. Equivalent products include:
1. LP2950 - Texas Instruments
2. MIC5205 - Microchip Technology
3. LT1763 - Analog Devices
4. NCP1117 - ON Semiconductor
Always verify specifications like output voltage, current rating, and package type to ensure compatibility for your specific application.

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