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HomeProductsIntegrated Circuits (ICs)Specialized ICsMAX15027ATB+T
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MAX15027ATB+T - Maxim

Manufacturer Part Number
MAX15027ATB+T
Manufacturer
Maxim Integrated
Allelco Part Number
41D-MAX15027ATB+T
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
17,800 pcs available, New & Original
Parts Description
TDFN-10(3x3)
Data sheet
-
Category
Integrated Circuits (ICs) > Specialized ICs
RoHs Status
Compare
Our certification
In stock: 17800
  • Unit Price: $2.942
  • Subtotal: $0.00

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Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $2.942 $2.94
10+ $2.577 $25.77
30+ $2.359 $70.77
100+ $2.141 $214.10
500+ $2.039 $1,019.50
1000+ $1.993 $1,993.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

MAX15027ATB+T Tech Specifications
Maxim - MAX15027ATB+T technical specifications, attributes, parameters and parts with similar specifications to Maxim - MAX15027ATB+T

Product Attribute Attribute Value
Part Number MAX15027ATB+T
Package TDFN-10(3x3)
Description TDFN-10(3x3)
Stock Condition Get 17800 pcs available quantity at Allelco
Payment PayPal / TT / Credit Card / Western Union
Allelco Certifications ESD / ISO 9001 / ISO 13485 / ISO 28000
Product Attribute Attribute Value
Manufacturer Maxim Integrated
RoHs Status -
Warranty 100% Perfect Functions
Transport port Hong Kong
Shipping by DHL / FedEx / UPS / TNT / SF Express
RFQ Email info@allelco.com

Parts Introduction

Manufacturer Part Number

MAX15027ATB+T

Manufacturer

analog-devices

Introduction

The MAX15027ATB+T is a high-performance, low-dropout (LDO) linear regulator that delivers up to 1A of output current. It features an adjustable output voltage range from 0.5V to 3.3V, making it suitable for a wide range of applications.

Product Features and Performance

Adjustable output voltage from 0.5V to 3.3V

Up to 1A of output current

Low dropout voltage of 225mV at 1A

Quiescent current of 410μA

Supply current of 560μA maximum

Soft-start and enable control features

Thermal and short-circuit protection

Product Advantages

Compact 10-pin WFDFN package with exposed pad for improved thermal performance

Wide operating temperature range of -40°C to 125°C

Suitable for a variety of power supply applications

Key Reasons to Choose This Product

Efficient and reliable power regulation

Flexible output voltage adjustment

Robust protection features

Small form factor for space-constrained designs

Quality and Safety Features

Thermal and short-circuit protection

Complies with relevant safety and quality standards

Compatibility

The MAX15027ATB+T is compatible with a wide range of electronic devices and systems that require a high-performance, adjustable LDO regulator.

Application Areas

Portable electronics

Handheld devices

Industrial equipment

Automotive electronics

Product Lifecycle

The MAX15027ATB+T is an active product, and there are no immediate plans for discontinuation. However, as technology evolves, there may be alternative or equivalent models available in the future. Customers are advised to contact our website's sales team for the latest product information and availability.

Frequently Asked Questions(FAQ)

How does the MAX15027ATB+T handle thermal performance under continuous 1A load, and what design considerations are necessary to maintain junction temperature within safe limits?
Under a continuous 1A output current, the MAX15027ATB+T dissipates power based on the voltage drop across the device multiplied by the load current. For example, when regulating from a 3.6V input to a 1.8V output at 1A, the dropout is approximately 1.8V, resulting in a power dissipation of 1.8W. With an internal thermal resistance (θJA) of about 40°C/W in typical PCB layouts, this could lead to a junction temperature rise of over 70°C above ambient. To mitigate this, designers must incorporate a thermal pad with adequate copper area, consider using vias to inner layers for heat spreading, and ensure airflow if operating near the 125°C maximum junction temperature. Without effective thermal management, derating or heatsinking becomes necessary to prevent thermal shutdown.
Can the MAX15027ATB+T be used in battery-powered applications where quiescent current is critical, and how does its 410 µA IQ compare to alternative low-dropout regulators?
Yes, the MAX15027ATB+T is suitable for battery-powered systems due to its low 410 µA quiescent current, which minimizes standby power loss—particularly beneficial in applications like IoT sensors or portable devices with sleep modes. Compared to other 1A LDOs such as the LM3671 (which draws ~280 µA), the MAX15027ATB+T consumes slightly more in standby but offers better transient response and adjustable output. When evaluating alternatives, designers must balance IQ savings against performance needs; for instance, switching regulators may offer lower IQ overall but introduce noise and complexity that affect analog signal integrity.
What are the implications of the MAX15027ATB+T’s 0.225V maximum dropout voltage at 1A for system-level efficiency in portable electronics?
The 0.225V dropout voltage at full load means the input must remain at least 0.225V above the desired output to maintain regulation. In a battery-powered system using a lithium-ion cell (nominal 3.7V), this reduces usable capacity slightly, especially near depletion. For example, with a 1.8V output, the regulator stops functioning when the battery drops below ~2.025V instead of the typical cutoff at 3.0V. While this doesn’t drastically reduce runtime, it necessitates careful battery management to avoid brown-out conditions during low-battery alerts. Designers should verify that the minimum operating voltage aligns with their battery discharge profile to ensure reliable operation throughout the discharge cycle.
How does the soft-start feature in the MAX15027ATB+T influence inrush current control in capacitive load applications, and what value range is typically recommended for the soft-start capacitor?
The soft-start function in the MAX15027ATB+T limits the initial ramp-up rate of the output voltage, thereby reducing inrush current when large output capacitors are present. This prevents excessive stress on the input source and avoids tripping upstream protections. A standard formula relates the soft-start time (tSS) to the external capacitor (CSS): tSS ≈ 1.2 × CSS (in nF) seconds. For example, a 47nF capacitor yields approximately 56ms of soft-start time. Designers often select CSS between 10nF and 100nF depending on load capacitance and acceptable startup delay. Exceeding 100nF may result in impractically long turn-on times in time-critical applications.
In what scenarios would the short-circuit protection of the MAX15027ATB+T be activated, and how does its response differ from foldback current limiting found in other regulators?
The MAX15027ATB+T activates short-circuit protection when the output is heavily loaded or shorted to ground, clamping the output current to a safe level while maintaining thermal stability. Unlike some regulators with foldback current limiting—where current decreases as output voltage drops—the MAX15027ATB+T provides fixed-current limiting that remains relatively constant regardless of output impedance. This ensures consistent fault protection without risking excessive power dissipation during prolonged shorts. However, sustained short-circuit conditions still require attention to thermal design, as even limited current can generate significant heat in the package.
How does the adjustable output range (0.5V to 3.3V) of the MAX15027ATB+T benefit precision analog subsystems, and what resistor divider considerations apply for low-noise configurations?
The wide adjustable range allows precise tailoring of supply voltages for sensitive analog blocks such as ADCs, DACs, or operational amplifiers requiring sub-1V rails. To minimize output noise and improve line/load regulation, designers should use tight-tolerance resistors (≤1%) in the feedback network and place them close to the FB pin. For a 1.0V output, a common divider uses Rtop = 2.49kΩ and Rbot = 2.49kΩ, yielding minimal offset error and good PSRR. Avoiding long traces and minimizing parasitic capacitance also preserves phase margin and stability across varying loads.
What packaging-related factors should be considered when selecting the 10-TDFN (3x3) package of the MAX15027ATB+T for high-density PCBs?
The 10-WFDFN (3x3mm) package supports compact layouts but requires careful attention to soldering and thermal performance. Its exposed pad must be properly soldered to a solid ground plane to ensure both electrical connectivity and heat dissipation. During reflow, insufficient solder on the thermal pad can lead to poor contact or tombstoning. Additionally, the small footprint limits trace routing density around the component, so decoupling capacitors should be placed immediately adjacent to minimize loop inductance. The MSL 1 rating allows unlimited floor life, simplifying assembly planning.
How does the MAX15027ATB+T compare to integrated buck-boost solutions in terms of BOM cost and EMI characteristics for space-constrained designs?
Compared to buck-boost PMICs such as the TPS63060, the MAX15027ATB+T offers lower component count and simpler layout since it avoids inductors and complex compensation networks. This reduces BOM cost and board real estate, making it ideal for always-on subsystems. However, linear regulators like the MAX15027ATB+T produce less conducted and radiated EMI than switching converters due to absence of high-frequency transitions. In noise-sensitive RF environments, this advantage may outweigh the efficiency penalty, provided input-output differential stays within dropout constraints.
What operating temperature range considerations apply to the MAX15027ATB+T, and how might automotive-grade reliability requirements influence selection?
The MAX15027ATB+T operates reliably from -40°C to +125°C, meeting industrial and extended commercial grade standards. While not automotive-qualified per AEC-Q100, it can support non-automotive vehicular applications where environmental stresses are moderate. In harsh environments—such as engine bays or industrial machinery—designers should account for elevated case temperatures affecting junction performance. Thermal derating curves from the datasheet guide safe operating areas, and external heatsinking or airflow may be needed to maintain margin above 125°C under worst-case loads.
Why might a designer choose the MAX15027ATB+T over a fixed-output LDO despite needing a non-standard voltage like 1.2V?
Selecting the MAX15027ATB+T enables fine-tuned output voltage without redesigning PCBs or sourcing multiple fixed-voltage parts. For a custom rail like 1.2V, the adjustable architecture allows direct connection to precision references or microcontrollers for dynamic voltage scaling. Fixed LDOs would require post-regulation or resistive dividers, introducing inaccuracies and additional components. The MAX15027ATB+T’s ability to precisely set output via two resistors simplifies calibration and supports future revisions without hardware changes.

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Customer Reviews

Evaluation: 10 Articles

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
Quality Inspection
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Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
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Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
Maxim

MAX15027ATB+T

Maxim
41D-MAX15027ATB+T

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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