TPS78401QDBVRQ1

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TPS78401QDBVRQ1

IC REG LIN POS ADJ 300MA SOT23-5

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  • Mfr. Partie #TPS78401QDBVRQ1
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Spécifications

Part Status Active
Output Configuration Positive
Output Type Adjustable
Number of Regulators 1
Voltage - Input (Max) 6V
Voltage - Output (Min/Fixed) 1.2V
Voltage - Output (Max) 5.5V
Voltage Dropout (Max) 0.9V @ 300mA
Current - Output 300mA
Current - Quiescent (Iq) 40 µA
PSRR 60dB ~ 30dB (1kHz ~ 1MHz)
Control Features Current Limit, Enable, Soft Start
Protection Features Over Current, Over Temperature, Under Voltage Lockout (UVLO)
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case SC-74A, SOT-753
Supplier Device Package SOT-23-5
Base Product Number TPS78401
Grade Automotive
Qualification AEC-Q100

Vue d'ensemble

Description

The TPS78401QDBVRQ1 is a low-dropout (LDO) voltage regulator designed for automotive applications. This device provides a stable output voltage with high accuracy and low noise, making it suitable for powering sensitive automotive electronics. It features a wide input voltage range, typically from 2.7V to 5.5V, and can deliver a maximum output current of up to 1A.
Key specifications include a dropout voltage of approximately 200mV at full load and a low quiescent current, which enhances efficiency. The TPS78401QDBVRQ1 also incorporates features such as thermal protection and short-circuit protection, ensuring reliable operation in various conditions.
Its compact package, the QFN-16, allows for space-saving designs, making it ideal for use in automotive infotainment systems, body control modules, and other high-performance applications. Overall, the TPS78401QDBVRQ1 is a robust choice for designers seeking a dependable LDO regulator for their automotive projects.

Features

The TPS78401QDBVRQ1 is a high-performance voltage reference from Texas Instruments, designed for automotive applications. Key features include:
1. Precision Output Voltage: Typically provides a regulated output voltage of 1.2V with high accuracy.
2. Low Drift: Excellent temperature coefficient, ensuring minimal voltage variation with temperature changes.
3. Low Noise: Low output voltage noise, making it suitable for sensitive applications.
4. Wide Operating Range: Input voltage range from 2.7V to 5.5V, accommodating various system requirements.
5. High Power Supply Rejection Ratio (PSRR): Maintains stable output voltage despite variations in input voltage.
6. Compact Package: Offered in a small footprint (SOT-23), ideal for space-constrained designs.
7. Automotive Grade: Qualified for automotive applications, ensuring reliability and performance in demanding environments.
These features make the TPS78401QDBVRQ1 a robust choice for precision voltage regulation in automotive and industrial applications.

Package

The TPS78401QDBVRQ1 is packaged in a VQFN (Very Thin Quad Flat No-lead) package, specifically with a 16-pin configuration. This package type is designed for enhanced thermal performance and space efficiency in electronic applications.

Pinout

The TPS78401QDBVRQ1 is a low-dropout (LDO) voltage regulator with a pin count of 6. Its primary functions include providing a stable output voltage with low noise and high power supply rejection ratio. The specific pin functions are as follows:
1. Input (VIN): Supply voltage input.
2. Ground (GND): Common ground reference.
3. Output (VOUT): Regulated output voltage.
4. Enable (EN): Active high input to enable or disable the device.
5. Feedback (FB): Feedback pin for setting the output voltage and regulating it.
6. Compensation (COMP): Compensation pin for stability and transient response optimization.
This device is suitable for powering sensitive analog and digital circuits requiring precise voltage regulation.

Manufacturer

The TPS78401QDBVRQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and produces semiconductors and various integrated circuits, which are essential components in electronic systems. The company is known for its analog and embedded processing products and serves a wide range of markets, including automotive, industrial, personal electronics, communications, and more. Founded in 1930, Texas Instruments is headquartered in Dallas, Texas, and is recognized for its innovation and contributions to the electronics industry.

Application

The TPS78401QDBVRQ1 is a high-accuracy, low-dropout voltage regulator primarily used in automotive applications for powering sensitive analog and digital circuits. Its application areas include automotive infotainment systems, advanced driver-assistance systems (ADAS), battery management systems, and industrial automation. It is designed to ensure stable voltage regulation in harsh environments, supporting both automotive and industrial standards.

Equivalent

The TPS78401QDBVRQ1 is a low-dropout (LDO) voltage regulator from Texas Instruments. Equivalent products include the TPS78301, TPS78601, and TPS78633 from the same manufacturer, as well as competitors like the MIC5219 from Microchip and the LT1763 from Analog Devices. When selecting an equivalent, verify specifications such as output voltage, load current, and dropout voltage to ensure compatibility.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

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