HV826 データシートの表示（PDF） - Supertex Inc
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HV826 Datasheet PDF : 6 Pages
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HV826
Electrical Characteristics
DC Characteristics (Over recommended operating conditions unless otherwise specified, TA=25°C)
Symbol
Parameter
Min Typ Max Units
Conditions
RDS(on)
VCs
VA-B
On-resistance of switching transistor
Max. output regulation voltage
Max. of differential output voltage
across lamp
7.0
Ω
I=100mA
75
80
85
V
VDD=1.8V to 3.5V
150 160 170
V
VDD=1.8V to 3.5V
IDDQ
Quiescent VDD supply current
100
nA
RSW-osc = Low
IDD
Input current going into the VDD pin
150
µA
VDD=1.8V to 3.5V. See Figure 1.
IIN
Input current including inductor current
35
45
mA
VIN=1.5V. See Figure 1.
VCS
Output voltage on VCS
65
70
V
VIN=1.5V. See Figure 1.
fEL
VA-B output drive frequency
300 375 450
Hz
VIN=1.5V. See Figure 1.
fSW
Switching transistor frequency
80
KHz VIN=1.5V. See Figure 1.
D
Switching transistor duty cycle
88
%
See figure 1.
Recommended Operating Conditions
Symbol
Parameter
Min Typ Max Units
VDD
Supply voltage
fEL
VA-B output drive frequency
TA
Operating temperature
1.8
3.5
V
60
1000 KHz
-25
85
°C
Conditions
Enable/Disable Function Table
Symbol
Parameter
EN-L
Logic input low voltage
EN-H
Logic input high voltage
Min Typ
0
VDD-0.5
Max
0.5
VDD
Units
V
V
Conditions
VDD=1.8V to 3.5V
VDD=1.8V to 3.5V
2
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