UBA2025T データシートの表示（PDF） - NXP Semiconductors.
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UBA2025T Datasheet PDF : 17 Pages
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NXP Semiconductors
UBA2025
CFL power IC
10. Characteristics
Table 6. Characteristics
Tamb = 25 °C; voltage on pin VS = 11 V; VFS − S1A and S1B voltage= 11 V, GLI and GLO voltage measured with respect to
PGND; currents are positive when flowing into the IC; unless otherwise specified.
Symbol
Parameter
Conditions
Min Typ Max Unit
High voltage supply
Ileak
leakage current
Start-up state
high voltage pins
-
-
10 µA
Vrst
Vstartup
Vstop
Vhys
Istb
V(RHV-VS)
reset voltage
start-up voltage
stop voltage
hysteresis voltage
standby current
on pin VS
voltage difference pin RHV RHV pin current = 1.0 mA
and pin VS
4.0 5.5 6.5 V
11.35 11.95 12.55 V
9.55 10.15 10.75 V
1.5 1.8 2.0 V
[1] 150 200 250 µA
0.7 0.8 1.0 V
∆Vclamp(startup) start-up clamp voltage
difference
[2] 0.2 0.3 0.4 V
Iclamp
clamp current
Preheat mode
VS pin voltage < 17 V
-
14 35 mA
fstart
start frequency
tg
conduction time
Ich
charge current
CI pin voltage = 0 V
T1; T2; fstart = 108 kHz
on pin CI; pin CI voltage = 0 V;
pin RS voltage = −0.3 V
98 108 118 kHz
-
3.2 -
µs
38 44 50 µA
on pin CPAV; pin CPAV voltage = 1 V
-
6.0 -
µA
Idch
discharge current
on pin CI; pin CI voltage = 0 V;
pin RS voltage = −0.9 V
79 93 107 µA
on pin CPAV; pin CPAV voltage= 1 V
-
5.95 -
µA
tph
∆VM(CPAV)
preheat time
peak voltage difference on measured during preheat timing
pin CPAV
599 666 733 µs
-
2.5 -
V
Vctrl
control voltage
Frequency sweep to ignition
at pin RS
[3] −636 −600 −564 mV
Ich
charge current
fbtm
bottom frequency
tign
ignition time
Normal operation
on pin CI; CI pin voltage = 1.5 V; f = 85 kHz
pin CI voltage at clamp level
0.8 1
1.2 µA
-
42.9 -
kHz
-
625 -
ms
fbtm
bottom frequency
Vctrl < 1 V
tg
conduction time
for T1 and T2; fbtm = 43 kHz
tno
non-overlap time
Itot
total current
for supply; f = 43 kHz
Vctrl
control voltage
for capacitive mode control
Vref
reference voltage
Ron
on-state resistance
half bridge power
42.21 42.90 44.59 kHz
-
10.2 -
µs
1.05 1.4 1.75 µs
-
-
1.6 mA
[4] 0
20 40 mV
[5] 2.425 2.5 2.575 V
-
-
3
Ω
UBA2025_1
Product data sheet
Rev. 01 — 16 October 2009
© NXP B.V. 2009. All rights reserved.
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