UBA2028 NXP Semiconductors, UBA2028 Datasheet - Page 14

• Manufacturer Part Number: UBA2028
• Description: 600 V Dimmable Power Ic For Compact ?uorescent Lamps
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 6.
V
specified.
[1]
UBA2028_1
Product data sheet
Symbol
I
Average current sensor
Input: pins CSP and CSN
I
V
g
Output: pin CSW
I
Preheat timer; pin CT
t
t
I
V
V
V
source(o)
I
o
ph
ign
o
DD
m
offset
OL
OH
hys
= 13 V; V
The maximum non-overlap time is determined by the level of the CF signal. If this signal exceeds a level of 1.25 V, the non-overlap will
end, resulting in a maximum non-overlap time of 7.5 s at a bridge frequency of 40 kHz.
Characteristics
FS
Parameter
output source current
input current
offset voltage
transconductance
output current
preheat time
ignition time
output current
LOW-level output voltage
HIGH-level output voltage
hysteresis voltage
V
SH
= 13 V; T
…continued
amb
= 25 C; all voltages referenced to GND; see application circuits of
Rev. 01 — 9 October 2009
Conditions
V
V
V
to 2.5 V
f = 1 kHz
source and sink;
V
C
R
C
R
V
for output
i(CSW)
CS
i(CSP)
i(CSW)
o(CT)
CT
IREF
CT
IREF
= 0 V
= 330 nF;
= 330 nF;
600 V dimmable power IC for compact fluorescent lamps
= 33 k
= 33 k
= 2.5 V
= V
= 2.0 V
= 2 V
i(CSN)
= 0 V
Min
9.0
-
1900
85
1.6
-
5.5
-
-
2.05
2
1.4
Typ
10
-
0
3800
95
1.8
0.32
5.9
3.6
2.20
[8] [9]
UBA2028
© NXP B.V. 2009. All rights reserved.
1
-
Max
11
+2
5700
105
2.0
-
6.3
-
2.35
unless otherwise
Unit
mV
s
s
V
V
V
A
A
A/mV
A
A
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