MAX1896

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

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Status Explanations for product status codes

Active: In Production.

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.
 

Data Sheet

Download this datasheet in PDF formatDownload Rev 1 (PDF, 760kB)
Send this datasheet to any email addressE-Mail
An evaluation kit is available: MAX1896EVKIT

Key Features

  • >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
 

Applications/Uses

  • 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)
Budgetary 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 $1.40 @1k
See All Step-Up Switching Regulators (91)
Pricing Notes:
This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.


Diagram

MAX1896: Typical Operating Circuit
Typical Operating Circuit

More Information

Topmark Coding MAX1896
New Product Press Release 2001-11-29 ]

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Information Index

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




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