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OZ9936 Fiches technique(PDF) 4 Page - List of Unclassifed Manufacturers

No de pièce OZ9936
Description  OZ9936 / LCD Monitor CCFL Inverter Controller
PDF  11 Pages
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Fabricant  ETC1 [List of Unclassifed Manufacturers]
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OZ9936 Fiches technique(HTML) 4 Page - List of Unclassifed Manufacturers

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OZ9936
CONFIDENTIAL
OZ9936-DS-1.1
Page 3
ELECTRICAL CHARACTERISTICS
Parameter
Symbol
Test Conditions
Limits
Unit
VDDA=5V; RT=100K;
CSST=12.1nF, Ta=25
oC
Min
Typ
Max
Supply Current
Stand By
Idds
V1=0V; V8=0V
350
600
µA
Operating
Idd
V1=2V; V8=0V
Capacitance at DRV1 &
DRV2=500pF
1.5
3.5
mA
Soft Start Current Source
ISST
V1=0V; V8=0V; V7=0V
1.7
3.0
4.3
µA
Under Voltage Lockout
UVLO
V1=1.2V; VDDA from 0V to
5V
3
3..2
2
3.8
4.4
V
ENA_SST_CMP Pin - Low
VCMP
0.77
0.83
0.90
V
V1=1.2V; V8=660mV;
V7=2.8V
48.5
50.0
51.5
kHZ
Operating Frequency on
DRV1 & DRV2 Pin
fop
Température Cœfficient
66
ppm/
oC
Duty Cycle on DRV1 &
DRV2 (active high)
Maximum
V1=3.5V; V8=0V; V7=0V
43
%
Ignition Time
(Open Lamp Time Out)
V8=0V; V7 ≥3.25V
1.8
2.0
2.2
sec
Open Lamp Shutdown
Delay Time
ISEN<0.75V
2.21
2.60
2.99
sec
V1 (ENA_SST_CMP Pin)
Threshold
ENA
600
mV
Drivers
DRV1
Ron
For Iout= 70 mA; Tamb=25
oC
20
40
Ω
DRV2
Ron
For Iout= 70 mA; Tamb=25
oC
20
40
Ω
Analog Dimming Control
Minimum Lamp Current
Reference Voltage
0.40
0.55
0.86
V
Maximum Lamp Current
Reference Voltage
1.15
1.235
1.35
V
External PWM Dimming Control
PWM Dimming Detection
Threshold
2.7
V
1.17
1.25
1.32
V
Lamp Current Reference
Voltage
ISEN
Température Cœfficient
85
ppm/
oC
Note: Vx denotes voltage at Pinx



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