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UBA2070 Datasheet(PDF) 3 Page - NXP Semiconductors

Part No. UBA2070
Description  600 V CCFL ballast driver IC
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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UBA2070 Datasheet(HTML) 3 Page - NXP Semiconductors

 
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2002 Oct 24
3
Philips Semiconductors
Product specification
600 V CCFL ballast driver IC
UBA2070
QUICK REFERENCE DATA
SYMBOL
PARAMETER
CONDITION
MIN.
TYP.
MAX.
UNIT
High voltage supply
Vhs
high side supply voltage
Ihs <30 µA; t < 1 s
−−
600
V
Start-up state
VDD(high)
oscillator start voltage
12.4
13
13.6
V
VDD(low)
oscillator stop voltage
8.6
9.1
9.6
V
IDD(start)
start-up current
VDD <VDD(high)
170
200
µA
Reference voltage (pin VREF)
Vref
reference voltage
IL =10 µA
2.86
2.95
3.04
V
Voltage controlled oscillator
fbridge(max)
maximum bridge frequency
90
100
110
kHz
fbridge(min)
minimum bridge frequency
38.9
40.5
42.1
kHz
Output drivers (pins GH and GL)
Isource
source current
VGH − VSH = 0; VGL = 0
135
180
235
mA
Isink
sink current
VGH − VSH =13V;
VGL =13V
265
300
415
mA
Lamp voltage sensor (pin LVS)
VLVS(fail)
fail voltage level
1.19
1.25
1.31
V
VLVS(max)
maximum voltage level
1.67
1.76
1.85
V
Average current sensor (pin CS)
Voffset
offset voltage
VCS = 0 to 2.5 V
−2
0
+2
mV
gm
transconductance
f = 1 kHz
100
200
400
µA/mV
Ignition timer (pin CT)
VOL
LOW-level output voltage
1.4
V
VOH
HIGH-level output voltage
3.6
V


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