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| SP4423 Datasheet, PDF (2/13 Pages) Sipex Corporation – Electroluminescent Lamp Driver Low Power Applications | |||
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ABSOLUTE MAXIMUM RATINGS
These are stress ratings only and functional operation of the device at
these ratings or any other above those indicated in the operation sections
of the specifications below is not implied. Exposure to absolute maximum
rating conditions for extended periods of time may affect reliability.
V ............................................................................................................7.0V
DD
Input Voltages/Currents
HON (pin1).........................................-0.5V to (VDD+0.5V)
COIL (pin3)..............................................................60mA
Lamp Outputs..............................................................................230VPP
Storage Temperature....................................................-65ËC to +150ËC
SPECIFICATIONS
Power Dissipation Per Package
8-pin NSOIC (derate 6.14mWoC above +70oC)..................500mW
8-pin µSOIC (derate 4.85mWoC above +70oC)...................390mW
The information furnished herein by Sipex has been carefully reviewed
for accuracy and reliability. Its application or use, however, is solely the
responsibility of the user. No responsibility for the use of this information
is assumed by Sipex, and this information shall not explicitly or implicitly
become part of the terms and conditions of any subsequent sales
agreement with Sipex. Specifications are subject to change without
prior notice. By the sale or transfer of this information, Sipex assumes
no responsibility for any infringement of patents or other rights of third
parties which may result from its use. No license or other proprietary
rights are granted by implication or otherwise under any patent or
patent rights of Sipex Corporation.
(T= 25°C; VDD = 3.0V; Lamp Capacitance = 6000pF; Coil = 20 mH (RS = 70â¦); COSC = 150pF unless otherwise noted)
PARAMETER
MIN.
TYP.
MAX. UNITS
CONDITIONS
Supply Voltage, VDD
Supply Current, ICOIL+IDD
Coil Voltage, VCOIL
HON Input Voltage, VHON
LOW: EL off
HIGH: EL on
HON Current, EL on
Shutdown Current, ISD=ICOIL+IDD
INDUCTOR DRIVE
2.2
3.0
6.0
V
5
12
12
40
mA
VDD=3.0V, VHON=3.0V
VDD=6.0V, VHON=6.0V
VDD
6.0
V
-0.25
0
0.25V
V
VDD-0.25
VDD
VDD+0.25
25
50
60
120
µA
VHON=VDD=3.0V
V =V =6.0V
HON DD
10
200
nA
VDD=3.0V, VHON=0V
0.3
1
µA
VDD=6.0V, VHON=0V
Coil Frequency, fCOIL=fLAMPx32
Coil Duty Cycle
9.6
kHz
75
%
Peak Coil Current, IPK-COIL
EL LAMP OUTPUT
60
mA Guaranteed by design.
EL Lamp Frequency, f
LAMP
200
225
300
300
400
450
Hz
VDD=3.0V
VDD=6.0V
Peak to Peak Output Voltage
110
150
V
PP
This data sheet specifies environmental parameters, final test conditions and limits as well suggested operating conditions.
For applications which require performance beyond the specified conditions and or limits please consult the factory.
Bonding Diagram:
VDD
CAP 1
CAP 2
HON
VSS
SP4423DS/14
COIL
SP4423
537A
EL 1
EL 2
PAD
EL1
EL2
COIL
VSS
HON
CAP2
CAP1
VDD
X
556.5
556.2
-19.5
-568.0
-549.0
-549.0
-568.0
-349.0
Y
179.0
-151.0
-517.0
-517.0
-256.5
93.5
-516.5
517.0
NOTES:
1. Dimensions are in Microns unless otherwise noted.
2. Bonding pads are 125x125 typical
3. Outside dimensions are maximum, including scribe area.
4. Die thickness is 10 mils +/- 1.
5. Pad center coordinates are relative to die center.
6. Die size 1447 x 1346 ( 57 x 53 mils).
SP4423 Electroluminescent Lamp Driver
© Copyright 2000 Sipex Corporation
2
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