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MAX1896
1.4MHz SOT23 Current-Mode Step-Up DC-DC Converter


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Status
Active: In Production.

Data Sheet
FULL DATA SHEET (PDF, 760kB)
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Description
The MAX1896 step-up DC-DC converter incorporates high-performance current-mode, fixed-frequency, pulse-width modulation (PWM) circuitry and an internal 0.7Ω N-channel MOSFET to provide a highly efficient regulator with fast response.

High switching frequency (1.4MHz) allows fast loop response and easy filtering with small components. The MAX1896 can produce an output voltage as high as 13V from an input as low as 2.6V. Soft-start is programmable with an external capacitor, which sets the input current ramp rate. In shutdown mode, current consumption is reduced to 0.01µA.

The MAX1896 is available in a space-saving 6-pin SOT23 package. The ultra-small package and high switching frequency allow cost and space-efficient implementations.

An evaluation kit is available:  MAX1896EVKIT  

Key Features   Applications/Uses
  • >90% Efficiency
  • Adjustable Output Up to 13V
  • Guaranteed 12V/120mA Output from 5V Input
  • 2.6V to 5.5V Input Range
  • LT1613 Pin Compatible
  • 0.01µA Shutdown Current
  • Programmable Soft-Start
  • Space-Saving 6-Pin SOT23 Package

     
  • Handheld Devices
  • LCD Displays
  • Notebook Computers
  • PCMCIA Cards
  • Portable Applications

    Key Specifications:  Step-Up Switching Regulators
    Part Number VIN
    (V)
    VIN
    (V)
    VOUT
    (V)
    VOUT
    (V)
    Max. IOUT
    (A)
    Max. IOUT
    (A)
    Output Adjust. Method DC-DC Outputs Oper. Freq.
    (kHz)
    Package/Pins Smallest Available Pckg.
    (mm2)
    Price
    min max min max max w/pins See Notes
    MAX1896  2.6 5.5 2.6 13 0.5 0.5 Resistor 1 1400
    SOT/6
    9 $1.30 @1k
    See All Step-Up Switching Regulators (90)

    Diagram
    MAX1896: Typical Operating Circuit
    Typical Operating Circuit

    Application Notes
  • Application Note 1767: USB-Powered DSL Modem Supply - MAX1896
  • Application Note 4434: USB-Powered Bipolar Supply - MAX1896

    Evaluation Kits
  • MAX1896EVKIT

    Reliability Reports
  • 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: 1-3 of 3

    MAX1896 Free
    Sample
    Buy Status
    Package: TYPE PINS FOOTPRINT
      DRAWING CODE/VAR *
    Temp RoHS/Lead-Free?
    Materials Analysis
    MAX1896EUT#TG16    
    Active SOT;6 pin;9 mm²
    Outline Drawing: 21-0058 (PDF)
    Land Pattern: 90-0175 (PDF)
    Use pkgcode/variation: U6FH-6*
    -40°C to +85°C RoHS/Lead-Free: RoHS Qualified
    Materials Analysis
    MAX1896EUT#G16    
    Active SOT;6 pin;9 mm²
    Outline Drawing: 21-0058 (PDF)
    Land Pattern: 90-0175 (PDF)
    Use pkgcode/variation: U6FH-6*
    -40°C to +85°C RoHS/Lead-Free: RoHS Qualified
    Materials Analysis
    MAX1896EUT-T    
    Active SOT;6 pin;9 mm²
    Outline Drawing: 21-0058 (PDF)
    Land Pattern: 90-0175 (PDF)
    Use pkgcode/variation: U6F-6*
    -40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis

    More Information
  • Topmark Coding: MAX1896
  • New Product Press Release 2001-11-29 

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    Document Ref.: 19-2221; Rev 1; 2004-03-30
    This page last modified: 2007-07-02


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