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SM8143A Scheda tecnica(PDF) 1 Page - Nippon Precision Circuits Inc

Il numero della parte SM8143A
Spiegazioni elettronici  EL Sheet Driver
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Produttore elettronici  NPC [Nippon Precision Circuits Inc]
Homepage  http://www.npc.co.jp/en
Logo NPC - Nippon Precision Circuits Inc

SM8143A Scheda tecnica(HTML) 1 Page - Nippon Precision Circuits Inc

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SM8143A
NIPPON PRECISION CIRCUITS—1
NIPPON PRECISION CIRCUITS INC.
EL Sheet Driver
OVERVIEW
The SM8143A is a transformer-less electroluminescent (EL) driver IC, capable of driving displays up to 80
cm2 in size. It is a high-efficiency driver that features revised coil switching transistor ON resistance and output
circuit configuration to reduce loss.
The EL drive frequency and coil drive frequency can be controlled independently, making the driver circuit
optimizable to match application requirements. A microcontroller interface pin (ENA) is provided, which can
be used to control the EL driver ON/OFF function. The device is available in 16-pin VSOP packages.
FEATURES
s
Dedicated EL driver
s
1.6 to 5.5 V supply voltage
s
150mA maximum operating current
(VDD = 3.0V, Ta ≤ 70°C)
s
3.5
Ω typical output resistance
s
200 Vp-p maximum EL driver voltage*
s
31 to 1500 Hz EL drive frequency range*
s
High voltage CMOS Process
s
16-pin VSOP plastic package
*: Adjustable with external resistance.
APPLICATIONS
s
Hand held PC, Palm size PC
s
Mobile IT equipment
s
White EL
ORDERING INFORMATION
PINOUT
(Top view)
PACKAGE DIMENSIONS
(Unit : mm)
D e vice
P a ck ag e
SM8143AV
16-pin VSOP
1
9
16
8
N.C.
CHV
N.C.
LDR
N.C.
VSS
N.C.
N.C.
OUT1
N.C.
OUT2
N.C.
VDD
ENA
OCL
OCE
5.1 0.2
0.22
+ 0.10
- 0.05
010
0.5 0.2
0.275TYP
0.65
0.10
0.12 M
0.15
+ 0.1
- 0.05


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