IMP527 IMP Inc, IMP527 Datasheet - Page 6

• Manufacturer Part Number: IMP527
• Description: SINGLE CELL BATTERY POWERED ELECTROLUMINESCENT LAMP DRIVER/INVERTER
• Manufacturer: IMP Inc

Enable/Disable Operation
Figure 2 shows how the IMP527 can be enabled via a logic gate that
connects R
The IMP527 generates high voltages and caution should
be exercised.
Manufacturer
Toko
Coilcraft
River Electronics FLC32
Murata
6
High Voltages Present
Inductor Manufacturers
I M P 5 2
I M P 5 2
SW
to V
OFF = 0V
Ground
ON = V
V
V
DD
DD
DD
Note:
1. Murata part # LQH4N331K04 (DC resistance < 8.2 Ω )
2. Larger values may be required depending upon supply impedance.
* Optional
Series
D52FU
DS1608, DO1608, DT1608
LQH4N
7
7
, and disabled by connecting it to ground.
+
–
DD
0.1µF
2
CMOS
1N4148
Gate
L
1
USA Phone Number
D
Disabled
Enabled
C
Figure 2. Enable/Disable Operation
[phone]
[phone]
[phone]
[phone]
S
408-432-9100/www.impweb.com
0.1µF
100V
R
SW
C
0.1nF
The IMP527 can also be disabled using a pad on the die. The
Disable function pin is not available in packaged parts.
SW
1
2
3
4
*
V
R
C
L
X
DD
SW-OSC
S
IMP527
LOW (Ground)
R
HIGH (V
EL
R
EL-OSC
GND
V
V
DD
A
B
)
8
7
6
5
EL lamp
Disabled
Enabled
527_04.eps
© 2000 IMP, Inc.