TPS7B8450QDCYRQ1

LDO Voltage Regulators Automotive 150-mA, 40-V, low-dropout (LDO) linear regulator with enable and fast transient response 4-SOT-223 -40 to 125
5,442 Effective Inventory

TPS7B8450QDCYRQ1

Effective Inventory5,442

LDO Voltage Regulators Automotive 150-mA, 40-V, low-dropout (LDO) linear regulator with enable and fast transient response 4-SOT-223 -40 to 125

  • Manufacturer Part # : TPS7B8450QDCYRQ1

  • Package/Case: SOT223-4

  • Brand: Texas Instruments

  • Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

Shipping & Payment

About Shipping

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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TPS7B8450QDCYRQ1 DataSheet
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Please submit RFQ for TPS7B8450QDCYRQ1 or email to us: Email: [email protected], we will contact you in 12 hours.

Details

The TPS7B84-Q1 is a highly versatile low-dropout linear regulator that caters specifically to the needs of automotive applications. With an impressive input voltage range of up to 40 V, this regulator is well-equipped to handle challenging transient conditions like load dump, commonly encountered in automotive systems. Its ultra-low quiescent current of only 18 µA makes it a perfect choice for efficiently powering always-on components such as microcontrollers and CAN transceivers in standby modes

Key Features

  • The TPS7B8450QDCYRQ1 is a high-current, low-dropout voltage regulator with a wide input voltage range of 1
  • 5 V to 40 V and a maximum output current of 5 A
  • It features adjustable output voltage, thermal shutdown, and reverse current protection
  • It comes in a small footprint package, making it suitable for various power management applications

    • 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) 0.15
    Vin (max) (V) 40 Vin (min) (V) 3
    Vout (max) (V) 18 Vout (min) (V) 1.2
    Fixed output options (V) 3.3, 5, 8 Noise (µVrms) 280
    Iq (typ) (mA) 0.018 Thermal resistance θJA (°C/W) 50.8, 85.5
    TI functional safety category Functional Safety-Capable Rating Automotive
    Load capacitance (min) (µF) 2.2 Regulated outputs (#) 1
    Features Enable, Wettable flanks package Accuracy (%) 0.75
    PSRR at 100 KHz (dB) 65 Dropout voltage (Vdo) (typ) (mV) 155
    Operating temperature range (°C) -40 to 125

    FAQs

    What is TPS7B8450QDCYRQ1?

    The TPS7B8450QDCYRQ1 is a low-dropout (LDO) voltage regulator designed by Texas Instruments. It is specifically designed for automotive applications, including infotainment systems, power management, and precision sensor modules. The device is AEC-Q100 qualified, making it suitable for automotive use.

    How Does TPS7B8450QDCYRQ1 Work?

    The TPS7B8450QDCYRQ1 works by regulating the input voltage to a stable, lower output voltage with minimal dropout. It is capable of providing a regulated output voltage even when the input voltage is only slightly higher than the desired output voltage. This feature makes it suitable for automotive systems with varying battery voltages and transient conditions.

    How Many Pins does TPS7B8450QDCYRQ1 have and What are the Functions of the Pinout Configuration?

    The TPS7B8450QDCYRQ1 is housed in a 20-pin HTSSOP (PowerPAD Thin Shrink Small Outline Package) package. The pinout configuration includes:

    • Vin: Input voltage pin.
    • Vout: Output voltage pin.
    • GND: Ground pin.
    • EN: Enable pin for turning the regulator on or off.
    • PG: Power Good indicator pin.
    • SS/TR: Soft-start/Tracking pin for controlling the start-up behavior.
    • FB: Feedback pin for setting the regulated output voltage.
    • BP: Bypass pin for improving transient response.

    What are the Pros and Cons of TPS7B8450QDCYRQ1?

    Pros:

    • Automotive Qualified: AEC-Q100 qualified for automotive applications, ensuring reliability and performance in harsh environments.
    • Wide Input Voltage Range: Capable of regulating output voltage with a wide input voltage range, suitable for automotive systems with varying battery power.
    • Enhanced Features: Includes power good indicator, soft-start/tracking, and bypass pin for improved control and response.
    • Low Dropout: Provides stable output voltage even with low input voltage, ensuring continuous operation in transient conditions.

    Cons:

    • Higher Cost: Automotive qualified components may have a higher cost compared to non-automotive alternatives.
    • Complex Pinout: The 20-pin HTSSOP package may require careful attention to pin connections and layout for optimal performance.

    Are There Any Equivalents/Alternatives to TPS7B8450QDCYRQ1 for Recommendation?

    • The LM2937 from Texas Instruments is a similar automotive LDO voltage regulator with AEC-Q100 qualification.
    • Alternatives to the TPS7B8450QDCYRQ1 include the NCV2904 from ON Semiconductor and the MEV50T05120 from MEAN WELL.

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