Evaluation Kit for the MAX1848

Overview

Technical Documents

Ordering Info

Status

Active: In Production.

Description

The MAX1848 evaluation kit (EV kit) is a fully assembled and tested circuit board that contains a step-up switching-regulator current source powering three series-connected white LEDs. The circuit provides programmable LED current. The EV kit can be powered from a 2.6VDC to 5.5VDC source.

The MAX1848 features programmable soft-start and LED brightness control. The MAX1848 EV kit demonstrates matching LED brightness with high converter efficiency (87%) to maximize battery life. Operation at 1.2MHz allows the use of tiny surface-mount components.

Data Sheet

Download	Rev 1	(PDF, 91kB)
E-Mail

Key Features

>87% Efficiency
2.6V to 5.5V Input Voltage Range
Analog LED Intensity Control
Drives Up to Three Series White LEDs with Uniform Brightness
Small, Low-Profile External Components
0.3µA IC Shutdown Current (typ)
1.2MHz Switching Frequency
8-Pin SOT23 Package
Fully Assembled and Tested

Applications/Uses

Cell Phones
Consumer Audio
Digital Still Cameras
LCD Displays and Panels
Palmtops, Handy Terminals
Pen Entry Palmtops, PDAs and Organizers
Point-of-Sale Terminals

Software/Models

none

Ordering Information

Filters:

Part Number:

Package:

Temperature:

Tape and Reel

Sample

Part Number	Free Sample	Buy	Status	Package: TYPE PINS FOOTPRINT DRAWING CODE/VAR *	Temp	RoHS/Lead-Free? Materials Analysis
MAX1848EVKIT			Active	KIT; Land Pattern: Not Available		See data sheet

Notes:

Other options and links for purchasing parts are listed at: http://www.maxim-ic.com/sales.
Didn't Find What You Need? Ask our applications engineers. Expert assistance in finding parts, usually within one business day.
Part number suffixes: T or T&R = tape and reel; + = RoHS/lead-free; # = RoHS/lead-exempt; -D = drypack; -U/+U on DS parts = cut tape. More: See Full Data Sheet or Maxim Product Naming Conventions.
* 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.

Products with Similar Part Numbers

MAX1848

White LED Step-Up Converter in SOT23

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Information Index

Overview		Technical Documents		Ordering Info		Related Products
Description Key Features Applications/Uses Key Specifications Diagram Notes and Comments		Data Sheet Application Notes Evaluation Kits Product Guides Reliability Reports Software/Models		Price and Availability Samples Buy Online Package Information Lead-Free Information		Similar Products by Function Similar Products by Application Evaluation Kits Products with Similar Part Numbers Products Used With This

Document Ref.: 19-2176 Rev 1; 2003-03-26
This page last modified: 2007-07-02