ZSP4425 Electroluminescent Lamp Driver
ZSP4425
Z
ywyn
Electroluminescent Lamp Driver
For 1.5V or 2.2V to 4.5V Applications
Features
General Description
TheZSP4425isahighvoltageoutputDC-ACconverterthatcan
operate from a single +1.5VDC, +3.0VDC, or +2.2VDC to
+4.5VDC power supply. The ZSP4425 is designed with our
proprietary high voltage BiCMOS technology and capable of
• Low voltage, single battery operation
(1.1VDC < V
(2.2VDC < V
< 1.7VDC), or
< 4.5VDC)
BATTERY
BATTERY
• DC to AC inverter for EL backlit display panels
• Externally adjustable internal oscillator
• Low current standby mode
supplying up to 220V signals, making it ideal for driving
PP
electroluminescent lamps. The device features 1μA (typical)
standby current for use in low power portable products. One
externalinductorisrequiredtogeneratethehighvoltagecharge
and one external capacitor is used to select the oscillator and
lampfrequencies.TheZSP4425isofferedinboth8-pinnarrow
SOICand8-pinMSOPpackage.Fordeliveryindieform,please
consult the factory.
Applications
• Pagers
• Digital watches
• MP3 players
• Cell Phones
• Backlit LCD displays
OrderingInformation
Part Number Temperature Range
Package Type
8-Pin nSOIC
ZSP4425CN
ZSP4425LCN
ZSP4425CU
ZSP4425LCU
ZSP4425CX
ZSP4425CW
ZSP4425NEB
ZSP4425UEB
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
0°C to +70°C
0°C to +70°C
n/a
8-Pin nSOIC Green
8-Pin MSOP
Pin Configuration
8-Pin MSOP Green
Die in Wafflepack
Die in Wafer Form
nSOIC Eval. Board
MSOP Eval. Board
1
2
3
8
C
HON
OSC
n/a
V
7
6
5
Zywyn
ZSP4425
V
Please contact the factory for pricing, availabiliy on Tape-and-Reels,
and Green Package options.
SS
DD
COIL
EL1
EL2
D1 4
8-Pin nSOIC/MSOP
Please contact the factory for EL driver design support and availability
of custom-made evaluation demo boards.
AN007
See our web site for Application Note
for custom-made evaluation demo boards.
regarding requirements
October 2005
Zywyn Corporation • Tel (408) 733-3225 • Fax (408) 733-3206 • Email sales@zywyn.com • www.zywyn.com
specifications subject to change without notice
rev. 04
ASIX [ ASIX ELECTRONICS CORPORATION ]
