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    1. Home/
    2. All Categories/
    3. Integrated Circuits - ICs/
    4. Power Management ICs/
    5. MAXM38643AEMB+ Maxim

    MAXM38643AEMB+ [Maxim]

    MAXM38643AEMB+
    MAXM38643AEMB+

    Part No:

    MAXM38643AEMB+

    Category:

    Power Management ICs

    Manufacturer:

    Maxim

    Description:

    Tiny, 1.8V to 5.5V input, 330nA quiescent current, 600mA nanoPower buck module.

    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
    Efficiency Peak
    Product FAQ

    1. Is MAXM38643AEMB+ available for RFQ?

    Yes. MAXM38643AEMB+ by Maxim 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 MAXM38643AEMB+?

    Pricing for MAXM38643AEMB+ 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 MAXM38643AEMB+?

    MAXM38643AEMB+ is a Maxim Power Management ICs with Thermal Resistance Junction To Ambient: 102.84°C/W and Thermal Resistance Junction To Case: 15.04°C/W. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for MAXM38643AEMB+?

    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 MAXM38643AEMB+ 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 MAXM38643AEMB+?

    Yes. If MAXM38643AEMB+ is unavailable, obsolete, or does not meet your required lead time, we can help check similar Maxim Power Management ICs parts or compatible alternatives.

    RFQ

    Part Number:

    MAXM38643AEMB+

    Manufacturer:

    Maxim

    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
    96%
    Input Voltage
    1.8V ~ 5.5V
    Max Junction Temperature
    +150°C
    Max Output Current
    600mA
    Operating Temperature
    -40°C ~ +85°C
    Output Voltage
    0.7V ~ 3.3V
    Output Voltage Accuracy
    ±1.75%
    Package
    10-Lead eMGA (2.1mm x 2.6mm)
    Quiescent Supply Current
    330nA
    Storage Temperature
    -65°C ~ +150°C
    Thermal Resistance Junction To Ambient
    102.84°C/W
    Thermal Resistance Junction To Case
    15.04°C/W

    Products Detail

    The MAXM38643 is an ultra-low-IQ (330nA) buck module that steps down input voltages from 1.8V to 5.5V to output voltages between 0.7V to 3.3V (programmable via a single resistor) or factory-preprogrammed from 0.5V to 5V. It offers high efficiency (up to 96%), multiple power modes, reverse-current blocking, active discharge, and operates from -40°C to +85°C in a compact 10-Lead eMGA package.

    Key Features

    • Extends Battery Life
    • 330nA Ultra-Low Quiescent Supply Current
    • 1nA Shutdown Current
    • 96% Peak Efficiency and over 88% at 10µA
    • Easy to Use – Addresses Popular Operations
    • 1.8V to 5.5V Input Range
    • Single Resistor-Adjustable VOUT from 0.7V to 3.3V
    • Factory-Preprogrammed VOUT from 0.5V to 5V
    • ±1.75% Output Voltage Accuracy
    • Up to 600mA Load Current Capability
    • Protects System in Multiple Use Cases
    • Reverse-Current Blocking in Shutdown
    • Active Discharge Feature
    • Reduces Size and Increases Reliability
    • -40°C to +85°C Temperature Range
    • 2.1mm x 2.6mm, 10-Lead eMGA Package

    Application scenarios

    • Portable Space-Constrained Products
    • Wearables
    • Hearables
    • Ultra-Low-Power IoT
    • NB IoT
    • Bluetooth LE Devices
    • Single Li+ and Coin Cell Battery Products
    • Wired
    • Wireless Products
    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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