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SP4491 Datasheet(PDF) 4 Page - Sipex Corporation

Part # SP4491
Description  Two Panel Electroluminscent Lamp Driver
PDF  13 Pages
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Manufacturer  SIPEX [Sipex Corporation]
Direct Link  http://www.sipex.com
Logo SIPEX - Sipex Corporation

SP4491 Datasheet(HTML) 4 Page - Sipex Corporation

  SP4491 Datasheet HTML 1Page - Sipex Corporation SP4491 Datasheet HTML 2Page - Sipex Corporation SP4491 Datasheet HTML 3Page - Sipex Corporation SP4491 Datasheet HTML 4Page - Sipex Corporation SP4491 Datasheet HTML 5Page - Sipex Corporation SP4491 Datasheet HTML 6Page - Sipex Corporation SP4491 Datasheet HTML 7Page - Sipex Corporation SP4491 Datasheet HTML 8Page - Sipex Corporation SP4491 Datasheet HTML 9Page - Sipex Corporation Next Button
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Rev. 12/19/00
SP4490 Two Panel Electroluminescent Lamp Driver
© Copyright 2000 Sipex Corporation
4
Figure 1: Internal Block Diagram of SP4491
1
N
E
L
E2
N
E
L
Et
u
p
t
u
O
1
L
Et
u
p
t
u
O
2
L
E
00
F
F
OF
F
O
01
F
F
ON
O
10
N
OF
F
O
11
N
ON
O
Table 1: Control Line Logic Table
COIL
SP4491
fCOIL
fLAMP1
fLAMPCOM
EL Lamp
SCR1
SCR2
EL1
VSS
VDD
VBATT
L1
2.2mH
EL Lamp
SCR3
EL2
ELcommon
CINT
1000pF
D1
1N4148
FF7
OSC
fLAMP2
ROSC
VBATT
560k
Ω
CAP
C2*
1nF
C1
0.1
µF
* optional device
ELEN2
0
1
6
9
9
8
10
5
4
2
3
ELEN1
1



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