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TPS78425QDBVRQ1

Name: TPS78425QDBVRQ1
Rating: 4.7 (12 reviews)

IC REG LINEAR 2.5V 300MA SOT23-5

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規格

Part Status	Active
Output Configuration	Positive
Output Type	Fixed
Number of Regulators	1
Voltage - Input (Max)	6V
Voltage - Output (Min/Fixed)	2.5V
Voltage Dropout (Max)	0.115V @ 300mA
Current - Output	300mA
Current - Quiescent (Iq)	30 µA
PSRR	60dB ~ 30dB (1kHz ~ 1MHz)
Control Features	Enable
Protection Features	Over Current, Over Temperature
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	TPS78425
Current - Supply (Max)	43 µA
Grade	Automotive
Qualification	AEC-Q100

概述

Description

The TPS78425QDBVRQ1 is a precision voltage reference from Texas Instruments, designed specifically for automotive applications. It provides a highly stable and accurate reference voltage of 2.5V and is optimized for low power consumption. Featuring a low dropout voltage and low noise, the TPS78425QDBVRQ1 is suitable for use in various automotive systems, including sensor interfaces and analog-to-digital converters.
Key features include a wide operating temperature range, excellent thermal stability, and a small footprint, making it ideal for compact designs. The device also includes an enable pin for power management, allowing for efficient operation in battery-powered applications. Its robust design ensures reliability in harsh automotive environments, meeting stringent automotive qualification standards.
Overall, the TPS78425QDBVRQ1 is an effective solution for applications requiring precise voltage reference and high reliability in automotive systems.

Features

The TPS78425QDBVRQ1 is a low-dropout (LDO) voltage regulator designed for automotive applications. Key features include:
1. Output Voltage: Fixed output voltage options, typically 2.5V, providing a stable power supply.
2. Low Quiescent Current: Ensures efficient operation, enhancing battery life.
3. High PSRR: Excellent power supply rejection ratio allows for reduced noise in sensitive applications.
4. Wide Input Voltage Range: Supports a broad input voltage range, suitable for various automotive power systems.
5. Thermal Protection: Integrated thermal shutdown safeguards against overheating.
6. Small Package: Available in a compact 5-pin VSON package, ideal for space-constrained designs.
7. Automotive Grade: AEC-Q100 qualified, ensuring reliability and performance in automotive environments.
These features make the TPS78425QDBVRQ1 suitable for powering microcontrollers, sensors, and other electronics in automotive systems.

Package

The TPS78425QDBVRQ1 is packaged in a VQFN (Very Thin Quad Flat No-lead) type, specifically a 16-pin VQFN with a 3 mm x 3 mm footprint. This package offers a compact size and good thermal performance suitable for various applications.

Pinout

The TPS78425QDBVRQ1 is a low-dropout (LDO) voltage regulator from Texas Instruments. It features a total of 10 pins.
Pin Functions:
1. VIN (Input Voltage): Supplies voltage to the regulator.
2. GND (Ground): Common ground connection.
3. VOUT (Output Voltage): Regulated output voltage.
4. NC (No Connect): Not connected internally; can be left floating.
5. EN (Enable): Enables or disables the output when driven high or low.
6. PG (Power Good): Output that indicates the status of the output voltage; high when VOUT is within regulation.
7. COMP (Compensation): Used for frequency compensation; connects to external components.
8. VREF (Reference Voltage): Provides a stable reference voltage for regulation.
9. FB (Feedback): Connects to an external resistor divider for output voltage setting.
10. SCL (Serial Clock): Used for communication in I2C mode settings.
The device is designed for automotive applications, providing a stable output voltage with low noise and high transient response.

Manufacturer

The TPS78425QDBVRQ1 is manufactured by Texas Instruments (TI), a leading semiconductor company. Founded in 1930, Texas Instruments is known for designing and producing a wide range of analog and digital semiconductor solutions, including microcontrollers, processors, and power management devices. The company serves various sectors, such as automotive, industrial, consumer electronics, and communications, focusing on innovation and technological advancement. TI is recognized for its commitment to quality, reliability, and sustainability in its product offerings.

Application

The TPS78425QDBVRQ1 is a voltage reference and precision voltage regulator commonly used in automotive applications, including ADAS (Advanced Driver Assistance Systems), infotainment systems, and sensor interfaces. It provides low noise and high accuracy, making it suitable for data converters, industrial automation, and portable electronics. Its ability to maintain stable output across varying conditions also supports applications in medical devices and battery management systems.

Equivalent

The TPS78425QDBVRQ1 is a low-dropout (LDO) voltage regulator. Equivalent products include the TLV767 series, MIC2940, LM1117, and LP2985. When selecting an alternative, ensure compatibility with input/output voltage, current rating, and thermal performance. Always refer to the specific datasheets for detailed comparisons.