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MAX8526, MAX8527, MAX8528
1.425V to 3.6V Input, 2A, 0.2V Dropout LDO Regulators


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Status
Active: In Production.

Data Sheet
FULL DATA SHEET (PDF, 240kB)
Download this datasheet in PDF formatDownload   Send this datasheet to any email addressE-Mail


Description
The MAX8526/MAX8527/MAX8528 low-dropout linear regulators operate from input voltages as low as 1.425V and are able to deliver up to 2A of continuous output current with a maximum dropout voltage of only 200mV. The output voltage can be set from 0.5V to (VIN - 0.2V) and is 1.4% accurate over load and line variations, from 0°C to +85°C.

These regulators use small, 2.2µF ceramic input capacitors and 10µF ceramic output capacitors to deliver 2A output current. High bandwidth provides excellent transient response and limits the output voltage deviation to 45mV for a 20mA to 2A load step, with only a 10µF ceramic output capacitor, and the voltage deviations can be reduced further by increasing the output capacitor.

Designed with an internal P-channel MOSFET pass transistor, the MAX8526/MAX8527/MAX8528 feature low 500µA typical supply current during dropout conditions. Soft-start reduces inrush current. Other features include a logic-controlled shutdown mode, short-circuit protection, and thermal-overload protection.

The MAX8527 features a power-OK (POK) output that transitions high when the regulator output is within ±10% of its nominal output voltage. The MAX8528 features a 150ms power-on reset (POR) output.

The parts are packaged in a 14-pin TSSOP package, which includes an exposed pad for optimal power dissipation.

An evaluation kit is available:  MAX8526EVKIT  

Key Features   Applications/Uses
  • 1.425V to 3.6V Input Voltage Range
  • Guaranteed 200mV Dropout at 2A Output Current
  • ±0.6% Initial Accuracy
  • ±1.4% Output Accuracy over Load/Line/Temperature (0°C to +85°C)
  • Compatible with Ceramic Capacitors
  • Fast Transient Response
  • 440µA Operating Supply Current
  • < 50µA Shutdown Supply Current
  • Short-Circuit Protection
  • Thermal-Overload Protection
  • Soft-Start Limits Inrush Current
  • 5mm x 6.4mm Footprint, 1.1mm Profile

 
  • Automated Test Equipment (ATE)
  • Networking
  • Notebooks
  • Optical Modules
  • PDAs
  • Post Regulators
  • Servers
  • Storage
  • Wireless Base Stations

    Key Specifications:  Linear Regulators
    Part Number Regulators VIN
    (V)
    VIN
    (V)
    Adj. VOUT
    (V)
    Adj. VOUT
    (V)
    VDROPOUT @Rated ILOAD
    (V)
    Rated ILOAD
    (mA)
    ICC
    (µA)
    Low Batt./ Pwr. Fail Out POK/Reset Thresh.
    (V)
    Watchdog Reverse Batt. Protect. Oper. Temp.
    (°C)
    Package/Pins Smallest Available Pckg.
    (mm2)
    Price
    min max min max typ max nom max w/pins See Notes
    MAX8526  1 1.4 3.6 0.5 3.4 0.1 2000 800 No - No No -40 to +85
    TSSOP-EP/14
    33.2 $1.40 @1k
    MAX8527  Vout-10%
    TSSOP-EP/14
    $1.47 @1k
    MAX8528  Vout-10%
    TSSOP-EP/14
    $1.55 @1k
    See All Linear Regulators (152)

    Diagram
    MAX8526, MAX8527, MAX8528: Typical Operating Circuit
    Typical Operating Circuit

    Evaluation Kits
  • MAX8526EVKIT

    Design Guides
  • Power Management for Battery-Powered Equipment (PDF)

    Reliability Reports
  • Reliability Report: MAX8527.pdf
  • Show FIT data for:
  • Request Reliability Report for:

    Software/Models
    none

    Ordering Information
    Notes:

    1. Other options and links for purchasing parts are listed at: http://www.maxim-ic.com/sales.
    2. Didn't Find What You Need? Ask our applications engineers. Expert assistance in finding parts, usually within one business day.
    3. Part number suffixes: T or T&R = tape and reel;+ = RoHS/lead-free;# = RoHS/lead-exempt. More: SeeFull Data Sheet or Part Naming Conventions.
    4. * Some packages have variations, listed on the drawing. "PkgCode/Variation" tells which variation the product uses. Note that "+", "#", "-" in the part number suffix describes RoHS status. Package drawings may show a different suffix character.


    Devices: 1-14 of 14

    MAX8526 Free
    Sample
    Buy Status
    Package: TYPE PINS FOOTPRINT
      DRAWING CODE/VAR *
    Temp RoHS/Lead-Free?
    Materials Analysis
    MAX8526EUD    
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E-3*
    -40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX8526EUD-T    
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E-3*
    -40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX8526EUD+  
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E+3*
    -40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX8526EUD+T    
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E+3*
    -40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX8527 Free
    Sample
    Buy Status
    Package: TYPE PINS FOOTPRINT
      DRAWING CODE/VAR *
    Temp RoHS/Lead-Free?
    Materials Analysis
    MAX8527EUD/V+    
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E+3*
    -40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX8527EUD/V+T    
    Active

    Land Pattern: Not Available

    -40°C to +85°C See data sheet
    MAX8527EUD    
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E-3*
    -40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX8527EUD-T    
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E-3*
    -40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX8527EUD+  
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E+3*
    -40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX8527EUD+T    
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E+3*
    -40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX8528 Free
    Sample
    Buy Status
    Package: TYPE PINS FOOTPRINT
      DRAWING CODE/VAR *
    Temp RoHS/Lead-Free?
    Materials Analysis
    MAX8528EUD    
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E-3*
    -40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX8528EUD-T    
    Active

    Land Pattern: Not Available

    -40°C to +85°C See data sheet
    MAX8528EUD+  
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E+3*
    -40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX8528EUD+T    
    Active TSSOP-EP;14 pin;33.2 mm²
    Outline Drawing: 21-0108 (PDF)
    Land Pattern: 90-0119 (PDF)
    Use pkgcode/variation: U14E+3*
    -40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis

    More Information
  • Product Ad: MAX8516

    Related Products
    MAX8556, MAX8557 4A Ultra-Low-Input-Voltage LDO Regulators
    MAX8516, MAX8517, MAX8518 1.425V to 3.6V Input, 1A, 0.2V Dropout LDO Regulators

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    Document Ref.: 19-3190; Rev 1; 2005-07-04
    This page last modified: 2009-10-07


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