19-2114; Rev 0; 7/01
MAX1739 Evaluation System/
Evaluation Kit
General Description
Features
The MAX1739 evaluation system (EV system) consists
of a MAX1739 evaluation kit (EV kit) and a companion
Maxim SMBus™ interface board.
o Wide Brightness Adjustment Range
o Open Lamp Protection with 2s Timeout
o “Buck” Switch and Other Single-Point Fault
The MAX1739 EV kit is an assembled and tested PC
board that demonstrates the MAX1739 wide brightness
range cold-cathode fluorescent lamp (CCFL) backlight
controller. The EV kit can control the brightness of a
user-supplied lamp through either the SMBus interface
or by an on-board potentiometer. Figure 1 shows the
MAX1739 EV kit main display.
Protection
o Brightness Adjustable Through SMBus Interface
or On-Board Potentiometer
o No Flicker at Low Brightness
o High Power to Light Efficiency
o I2C™/SMBus Compatible
The Maxim SMBus interface board (MAXSMBUS) allows
an IBM-compatible PC to use its parallel port to emulate
an Intel system management bus (SMBus) 2-wire inter-
o Easy-to-Use Menu-Driven Software
o Assembled and Tested
®
face. Windows 95/98 -compatible software provides a
user-friendly interface to exercise the features of the
MAX1739. The program is menu driven and offers a
graphic interface with control buttons and status display.
o Includes: Windows 95/98-Compatible Software
(3.5in Floppy Disk)
Order the MAX1739EVSYS for a complete PC-based
evaluation of the MAX1739. Order the MAX1739EVKIT if
you already have an SMBus interface.
Demo PC Board
Component Suppliers
Ordering Information
SMBUS
INTERFACE TYPE
SUPPLIER
Fairchild
PHONE
FAX
PART
IC PACKAGE
408-822-2000
408-822-2102
MAX1739EVKIT
MAX1739EVSYS
Not included
MAXSMBus
20 QSOP
20 QSOP
General
Semiconductor
631-847-3000
631-847-3236
Motorola
Murata
303-675-2140
814-237-1431
805-867-2555
201-392-7522
847-956-0666
408-573-4150
949-455-2000
805-446-4800
914-347-2474
303-675-2150
814-238-0490
805-867-2698
201-392-4441
847-956-0702
408-573-4159
949-859-3963
805-446-4850
914-347-7230
Note: The MAX1739 EV kit software is provided with the
MAX1739EVKIT. However, to use the software, the MAXSMBUS
board is required to interface the EV kit to the computer.
Nihon
Panasonic
Sumida
Taiyo Yuden
Toshiba
Diodes Inc.
WIMA
MAX1739EVSYS Component List
PART
QTY
DESCRIPTION
MAX1739 EV kit
SMBus interface board
MAX1739EVKIT
MAXSMBUS
1
1
Note: Please indicate you are using the MAX1739 when con-
tacting these component suppliers.
SMBus is a trademark of Intel Corp.
Windows is a registered trademark of Microsoft Corp.
I2C is a trademark of Philips Corp.
________________________________________________________________ Maxim Integrated Products
1
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at
1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.