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HV508 Datasheet(PDF) 3 Page - Supertex, Inc

Part # HV508
Description  High Voltage Liquid Crystal Shutter Driver
PDF  4 Pages
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Manufacturer  SUTEX [Supertex, Inc]
Direct Link  http://www.supertex.com
Logo SUTEX - Supertex, Inc

HV508 Datasheet(HTML) 3 Page - Supertex, Inc

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HV508
● 1235 Bordeaux Drive, Sunnyvale, CA 94089 ● Tel: 408-222-8888 ● www.supertex.com
Power-Up/ Power-Down Sequences
Power-up sequence should be the following:
Connect GND
Connect V
DD
Connect logic inputs
Connect HV
IN
and connect LV
IN
Power-down sequence should be the reverse.
1.
2.
3.
4.
5.
Logic Truth Table
HV
EN
POL
HV
OUT1
HV
OUT2
H
H
HV
IN
GND
H
L
GND
HV
IN
L
H
LV
IN
GND
L
L
GND
LV
IN
GND
50%
80%
5%
50%
t(OFF)
t(ON)
POL
HVOUT1
VIL
VIH
HVIN
or LVIN
LVIN
50%
80%
HVEN
HVOUT1
VIL
VIH
HVIN
t(ENON)
Fig. 1
Fig. 2
Timing Diagrams
Sym
Parameter
Min
Typ
Max
Units Conditions
f
POL
POL input frequency
0
-
100
Hz
---
t
HV(ON)
Turn-on time when high
voltage is enabled
-
-
16
µs
Load = 1.0MΩ in parallel with 0.1µF between
HV
OUT1 and HVOUT2, HVEN = high, outputs rise to
HV
IN. See Fig.1.
t
HV(OFF)
Turn-off time when high
voltage is enabled
-
-
16
µs
t
LV(ON)
Turn-on time when high
voltage is disabled
-
-
40
µs
Load = 1.0MΩ in parallel with 0.1µF between
HV
OUT1 and HVOUT2, HVEN = low, outputs rise to
HV
IN. See Fig.1.
t
LV(OFF)
Turn-off time when high
voltage is disabled
-
-
6.0
µs
t
EN(ON)
Turn-on time from HV
EN
to HV
OUT
-
-
25
µs
Load = 1.0MΩ in parallel with 0.1µF between
HV
OUT1 and HVOUT2. See Fig.2.
AC Electrical Characteristics (HV
IN = 45V, LVIN = 6.0V, VDD = 5.0V, TA = -5.0°C to +60°C)



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