MAX1555EZK-T

Effective Inventory7,060

7V Li-Ion/Polymer 1 340mA TSOT-23-5 ROHS Battery Management ICs

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Quality Assurance

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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.

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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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MAX1555EZK-T DataSheet

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Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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Rapid Quote

Please submit RFQ for MAX1555EZK-T or email to us: Email: [email protected], we will contact you in 12 hours.

MAX1555EZK-T Details

The MAX1551 and MAX1555 charge a single-cell lithium-ion (Li+) battery from both USB and AC adapter sources. They operate with no external FETs or diodes, and accept operating input voltages up to 7V.

Key Features

  • The MAX1555EZK+T is a compact, low-cost lithium-ion battery charger controller
  • It offers adjustable charge current up to 280mA, automatic power-down, and thermal regulation to prevent overheating
  • The device is designed for single-cell lithium-ion batteries and operates from USB or AC adapter inputs
  • It includes status outputs for charging and a charge status indicator LED driver
  • Application

    • Cell Phones
    • Digital Cameras
    • PDAs
    • Wireless Appliances

    Specifications

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

    Pbfree Code No Rohs Code No
    Part Life Cycle Code Obsolete Part Package Code TSOT
    Pin Count ! 5 Reach Compliance Code not_compliant
    ECCN Code EAR99 HTS Code ! 8542.39.00.01
    Adjustable Threshold NO Analog IC - Other Type POWER SUPPLY SUPPORT CIRCUIT
    JESD-30 Code R-PDSO-G5 JESD-609 Code e0
    Length 2.9 mm Moisture Sensitivity Level 1
    Number of Channels 1 Number of Functions 1
    Number of Terminals 5 Operating Temperature-Max 85 °C
    Operating Temperature-Min -40 °C Package Body Material PLASTIC/EPOXY
    Package Code TSSOP Package Equivalence Code TSOP5/6,.11,37
    Package Shape RECTANGULAR Package Style SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
    Peak Reflow Temperature (Cel) 245 Power Supplies ! 5 V
    Qualification Status ! Not Qualified Seated Height-Max 1.1 mm
    Supply Voltage-Max (Vsup) 7 V Supply Voltage-Min (Vsup) 3.7 V
    Supply Voltage-Nom (Vsup) 5 V Surface Mount ! YES
    Technology BICMOS Temperature Grade ! INDUSTRIAL
    Terminal Finish TIN LEAD Terminal Form ! GULL WING
    Terminal Pitch ! 0.95 mm Terminal Position DUAL
    Width 1.6 mm

    Datasheet PDF

    Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

    Preliminary Specification MAX1555EZK-T PDF Download

    FAQs

    What is MAX1555EZK-T?

    The MAX1555EZK-T is a stand-alone, single-cell lithium-ion (Li+) battery charger designed by Maxim Integrated. It is specifically designed for applications where space and cost are critical considerations, such as portable and handheld devices.

    How Does MAX1555EZK-T Work?

    The MAX1555EZK-T works by providing a compact and efficient charging solution for single-cell Li+ batteries. It integrates the charger circuitry and the power FET into a small package, allowing for easy integration into space-constrained designs. The charger is designed to safely and efficiently charge Li+ batteries while minimizing heat generation and power consumption.

    How Many Pins does MAX1555EZK-T have and What are the Functions of the Pinout Configuration?

    The MAX1555EZK-T is housed in a 5-pin SOT23 package. The pinout configuration includes:

    • VCC: Input supply voltage pin.
    • GND: Ground pin.
    • CE: Charge enable pin for turning the charger on or off.
    • PROG: Programming pin for setting the charge current.
    • BAT: Battery connection pin.

    What are the Pros and Cons of MAX1555EZK-T?

    Pros:

    • Compact Size: Small SOT23 package ideal for space-constrained designs.
    • Integrated Power FET: Simplifies the charger design and saves board space.
    • Low Power Consumption: Efficient charging with minimal heat generation.
    • Programmable Charge Current: Allows flexibility in setting the charge current.
    • Low Cost: Cost-effective solution for single-cell Li+ battery charging.

    Cons:

    • Single Cell Only: Designed for charging single-cell Li+ batteries, not suitable for multiple cells.
    • Limited Current Range: May not be suitable for high-current applications due to its compact size.
    • No Thermal Regulation: Does not have built-in thermal regulation for high-temperature environments.

    Are There Any Equivalents/Alternatives to MAX1555EZK-T for Recommendation?

    • The MCP73831 from Microchip Technology is a similar single-cell Li+ battery charger offering.
    • Alternative options to the MAX1555EZK-T include the BQ24075 from Texas Instruments and the LTC4054 from Analog Devices.

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