SP4412A Datasheet, PDF (2/10 Pages) Sipex Corporation – Electroluminescent Lamp Driver

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_DD..................................................................................................5.0 V
Input Voltages/Currents
HON (pin 1).........................................-0.5V to (V_DD+0.5V)
COIL (pin 3)..............................................................60mA
Lamp Outputs...............................................................................250V_PP
Storage Temperature.....................................................-65˚C to +150˚C
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.
Power Dissipation Per Package
8-pin NSOIC (derate 6.14mW^oC above +70^oC)...................................500mW
8-pin µSOIC (derate 4.85mW^oC above +70^oC)....................................390mW
SPECIFICATIONS
T= 25°C; V_DD = 3.0V; Lamp Capacitance = 2000pF; Coil = 30 mH at 125 Ohms; External Oscillator = 32768Hz (unless otherwise noted).
PARAMETER
MIN.
TYP.
MAX. UNITS
CONDITIONS
Supply Voltage, V_DD
Supply Current, I_COIL+I_DD
Coil Voltage, V_COIL
HON Input Voltage, V_HON
LOW: EL off
HIGH: EL on
HON Current, EL on
2.2
3.0
3.6
V
5
2.0
mA
V_HON=V_DD=3V
V_DD
3.6
V
-0.25
0
0.25V
V
V_DD-0.25
V_DD
V_DD+0.25
1
10
100
µA
Shutdown Current, I_SD=I_COIL+I_DD
INDUCTOR DRIVE
10
50
nA
V_HON=0V
Coil Frequency, f_COIL=f_LAMPx32
Coil Duty Cycle
8192
75
Hz Input Oscillator=32768Hz
%
Peak Coil Current, I_PK-COIL
EL LAMP OUTPUT
60
mA Guaranteed by design.
EL Lamp Frequency, f_LAMP
256
Hz Input Oscillator=32768Hz
Peak to Peak Output Voltage
120
160
V_PP
BONDING DIAGRAM
1143
(45)
Clk.
Y
V_SS
(0,0)
X
Coil
Lamp 2
Lamp 1
HON
V_DD
1397
(55)
Measured from center of Pads.
PIN
X
Y
CLK
218.5 555.5
HON
418.5 555.5
V_DD
418.5 339.5
EL2
-178.0 -555.5
EL1
95.5 -555.5
COIL
V_SS
-416.0 -555.5
-416.0 219.0
NOTES:
1. Dimensions are in microns unless otherwise noted (mils)
2. Bonding pads are 125 x 125 microns typical
3. Outside dimensions are maximum including scribe area
4. Die thickness is 15 mils +/- 1
5. Pad center coordinates are relative to the die center.
SP4412ADS/12
SP4412ACN Electroluminescent Lamp Driver
2
© Copyright 2000 Sipex Corporation