HV809
Electrical Characteristics
DC Characteristics (Over recommended operating conditions unless otherwise specified, TA = 25°C)
Symbol
Parameter
Min
Typ
Max
Units
Conditions
HVIN = 170V, REL = 1.0MΩ,
CL = 350nF
70
mA
IIN
High voltage supply current
HVIN = 170V, REL = 1.0MΩ,
CL = 50nF
9
mA
HVIN = 170V, REL-osc = 1.0MΩ,
osc1 = GND, No Load
IINQ
Quiescent supply current
400
µA
HVIN = 170V, REL-osc = 1.0MΩ
osc1 = VDD, No Load
100
µA
ISINK
osc2 sink current
300
100
10
µA
µA
µA
V
Vosc2 = 1.0V
ISOURCE
Iosc1
osc2 source current
Vosc2 = VDD -1.0V
Vosc1 = 0V and VDD
osc1 logic input leakage current
osc1 hysteresis voltage
VH
2.5
VA-B
Min differential output voltage across lamp
Internal supply voltage
400
12
4
V
HVIN = 200V
VDD
8
10
V
No load on VDD
IDD (OUT)
Maximum output VDD current
mA
For HV809K2, ∆VDD = 1.0V
AC Characteristics (Over recommended operating conditions unless otherwise specified, TA = 25°C)
Symbol
Parameter
Min
Typ
Max
Units
Conditions
fEL
VA-B output drive frequency
320
400
480
Hz
REL-osc = 1.0MΩ, osc1 = GND,
CL = 350nF
0.8
1.0
1.2
KHz
REL-osc = 390KΩ, osc1 = GND,
CL = 150nF
tr
tf
Output rise time
Output fall time
180
50
250
100
µs
µs
CL = 150nF, HVIN = 170V
CL = 150nF, HVIN = 170V
Recommended Operating Conditions
Symbol
HVIN
CL
Parameter
Min
Typ
Max
200
350
150
85
Units
V
Conditions
High voltage input
50
Load capacitance
nF
REL-osc = 1.0MΩ, HVIN = 170V
REL-osc = 390KΩ, HVIN = 170V
nF
TA
Operating temperature
-25
°C
Function Table
osc1
GND
VDD
Outputs VA and VB
Enabled
Disabled
2
SUPERTEX [ Supertex, Inc ]
