• TPS71550QDCKRQ1 SOT-5
TPS71550QDCKRQ1 SOT-5

TPS71550QDCKRQ1

Automotive voltage regulator with 50-mA output and ultra-low current consumption at 24-V input

Inventory:8,338

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Overview of TPS71550QDCKRQ1

The TPS71550QDCKRQ1 is a low-dropout (LDO) voltage regulator designed for automotive applications. It provides a stable output voltage with low quiescent current, making it ideal for powering various components in automotive systems.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VIN: Input Voltage
  • VOUT: Output Voltage
  • EN: Enable Pin
  • GND: Ground

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TPS71550QDCKRQ1 for a visual representation.

Key Features

  • Low-Dropout Voltage Regulator: Provides a stable output voltage even with small input-output differentials.
  • Low Quiescent Current: Offers low power consumption even when the load is minimal, suitable for automotive battery-operated systems.
  • Automotive Qualified: Designed and tested for automotive applications, ensuring reliability in harsh environments.
  • Short-Circuit and Thermal Protection: Includes built-in protection mechanisms for enhanced safety and device longevity.
  • Wide Input Voltage Range: Operates within a wide input voltage range, accommodating various automotive power systems.

Note: For detailed technical specifications, please refer to the TPS71550QDCKRQ1 datasheet.

Application

  • Automotive Electronics: Ideal for powering sensors, actuators, and control modules in automotive systems.
  • In-Car Infotainment Systems: Suitable for providing stable power to entertainment and communication devices in vehicles.
  • Engine Control Units (ECUs): Used in ECUs to regulate voltage for proper engine operation.

Functionality

The TPS71550QDCKRQ1 is an automotive-grade LDO voltage regulator that ensures a steady supply of power to critical components in automotive applications, enhancing overall system performance and reliability.

Usage Guide

  • Input Voltage: Connect VIN(pin) to the input voltage source within the specified range.
  • Output Voltage: Obtain the regulated output voltage from VOUT(pin) for powering downstream components.
  • Enable Control: Use the EN(pin) to enable or disable the regulator as needed.

Frequently Asked Questions

Q: Is the TPS71550QDCKRQ1 suitable for automotive lighting applications?
A: Yes, the TPS71550QDCKRQ1 can be used to regulate voltage for automotive lighting systems.

Equivalent

For similar functionalities, consider these alternatives to the TPS71550QDCKRQ1:

  • LM2937: A low-dropout voltage regulator from Texas Instruments offering comparable performance in automotive applications.
  • ADP151: Analog Devices' LDO regulator with automotive-grade specifications and robust protection features.

TPS71550QDCKRQ1

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Output options Adjustable Output, Fixed Output Iout (max) (A) 0.05
Vin (max) (V) 24 Vin (min) (V) 2.5
Vout (max) (V) 15 Vout (min) (V) 1.2
Fixed output options (V) 2.5, 3, 3.3, 5 Noise (µVrms) 575
Iq (typ) (mA) 0.003 Thermal resistance θJA (°C/W) 229.1
TI functional safety category Functional Safety-Capable Rating Automotive
Load capacitance (min) (µF) 0.47 Regulated outputs (#) 1
Accuracy (%) 4 PSRR at 100 KHz (dB) 42
Dropout voltage (Vdo) (typ) (mV) 415 Operating temperature range (°C) -40 to 125

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TPS71550QDCKRQ1

Automotive voltage regulator with 50-mA output and ultra-low current consumption at 24-V input

Inventory:

8,338