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    1. Home/
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    5. PT5121CT Texas Instruments

    PT5121CT [Texas Instruments]

    PT5121CT
    PT5121CT

    Part No:

    PT5121CT

    Category:

    Power Supplies

    Manufacturer:

    Texas Instruments

    Description:

    The PT5120 series is a low voltage input (typically 7V) version of Power Trends' easy-to-use, 1A positive step-down, 3-terminal Integrated Switching Regulators (ISRs).

    Datasheet:

    Product FAQ

    1. Is PT5121CT available for RFQ?

    Yes. PT5121CT by Texas Instruments is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for PT5121CT?

    Pricing for PT5121CT can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of PT5121CT?

    PT5121CT is a Texas Instruments Power Supplies with Recommended Operating Temperature Max: +80°C and Recommended Operating Temperature Min: -20°C. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for PT5121CT?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can PT5121CT be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to PT5121CT?

    Yes. If PT5121CT is unavailable, obsolete, or does not meet your required lead time, we can help check similar Texas Instruments Power Supplies parts or compatible alternatives.

    RFQ

    Part Number:

    PT5121CT

    Manufacturer:

    Texas Instruments

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Operating Temperature
    -20°C ~ +85°C
    Storage Temperature
    -40°C ~ +125°C
    Weight
    4.5 grams
    Efficiency Typ 3.3V
    82%
    Efficiency Typ 5V
    85%
    Input Voltage Max 3.3V
    26V
    Input Voltage Max 5V
    38V
    Input Voltage Min 3.3V
    7V
    Input Voltage Min 5V
    7V
    Line Regulation
    ±1.0%
    Load Regulation
    ±1.0%
    Mechanical Shock
    500 G's
    Mechanical Vibration
    5 G's
    Output Capacitor
    100µF electrolytic or tantalum
    Output Current
    0.1A ~ 1.0A
    Output Voltage Tolerance Max
    ±3.0%
    Output Voltage Tolerance Typ
    ±1.5%
    Recommended Operating Temperature Max
    +80°C
    Recommended Operating Temperature Min
    -20°C
    Ripple Noise Typ
    ±2%
    Short Circuit Current
    3.5A
    Switching Frequency Max 3.3V
    875kHz
    Switching Frequency Max 5V
    800kHz
    Switching Frequency Min 3.3V
    575kHz
    Switching Frequency Min 5V
    500kHz
    Switching Frequency Typ 3.3V
    725kHz
    Switching Frequency Typ 5V
    650kHz
    Thermal Resistance Typ 3.3V
    45°C/W
    Thermal Resistance Typ 5V
    50°C/W
    Transient Response Max
    200 µSec
    Transient Response Typ
    100 µSec
    Voltage Overshoot Typ
    5.0%

    Products Detail

    The PT5120 series consists of low voltage input integrated switching regulators designed with premium low-threshold FETs for power regulation applications requiring very low input/output voltage differentials, such as battery powered equipment. These 1A positive step-down regulators feature internal short-circuit protection, over-temperature protection, and laser-trimmed output voltage for precise regulation.

    Key Features

    • Low Voltage Input (7V), 85% Efficiency, Internal Short-Circuit Protection, Over-Temperature Protection, Laser-Trimmed Output Voltage, 1A Output Current, 3.3V/5V Output Voltage Options

    Application scenarios

    • Battery powered equipment
    • power regulation applications

    Documents

    Datasheets:

    PT5120 SeriesPT5121CT-Texas-Instruments-datasheet-10737.pdf
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method

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