UBA2028 NXP Semiconductors, UBA2028 Datasheet - Page 13

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

NXP Semiconductors
Table 6.
V
specified.
UBA2028_1
Product data sheet
Symbol
I
I
Output driver
Low-side driver output: pin GL
V
V
I
I
R
R
Output stage
Power transistors
R
R
Floating supply voltage: pin FS
V
I
Bootstrap diode
V
Preheat current sensor
Input: pin PCS
I
V
Output: pin CSW
I
I
Adaptive non-overlap and capacitive mode detection; pin ACM
I
V
Input: pin LVS
I
V
V
V
Output: pin CSW
I
o(startup)
osc
O(source)
sink(o)
FS
I
source(o)
sink(o)
I
I
sink(o)
DD
OH
OL
FS
Fd(bs)
ph
det(capm)
lamp(fail)
lamp(fail)hys
lamp(max)
on
off
on
on(150)
= 13 V; V
/R
on(25)
Characteristics
FS
Parameter
start-up output current
oscillator current
HIGH-level output voltage
LOW-level output voltage
output source current
output sink current
on-state resistance
off-state resistance
on-state resistance
on-state resistance ratio
(150 C to 25 C)
voltage on pin FS
current on pin FS
bootstrap diode forward voltage
input current
preheat voltage
output source current
output sink current
input current
capacitive mode detection
voltage
input current
lamp fail voltage
lamp fail voltage hysteresis
maximum lamp voltage
output sink current
V
SH
= 13 V; T
…continued
amb
= 25 C; all voltages referenced to GND; see application circuits of
Rev. 01 — 9 October 2009
Conditions
for oscillator; V
V
I
I
V
V
I
I
TR1 high side power
TR2 low side power
for lockout
DC level at TR1 gate
voltage
I = 5 mA
V
V
V
V
positive
negative
V
V
o
o
o
o
CF
GL
GL
i(PCS)
i(CSW)
i(CSW)
i(ACM)
i(LVS)
i(CSW)
= 10 mA
= 10 mA
= 10 mA
= 10 mA
= 1.5 V
= 0 V
= 13 V
600 V dimmable power IC for compact fluorescent lamps
= 0.81 V
= 0.6 V
= 0.6 V
= 2.0 V
= 2.0 V
= 2.0 V
V
SH
= 13 V
CF
= 1.5 V
Min
3.8
21
12.5
-
135
265
32
16
-
-
-
2.8
-
1.3
-
0.57
9.0
-
-
80
-
0.77
119
1.44
27
68
Typ
4.5
-
-
-
180
330
39
21
-
-
2.7
3.5
35
1.7
-
0.60
10
10
-
100
-
0.81
144
1.49
30
85
[8] [9]
UBA2028
© NXP B.V. 2009. All rights reserved.
235
1
Max
5.2
54
-
0.5
415
45
26
3
3
-
4.2
-
2.1
1
0.63
11
-
1
120
0.85
169
1.54
33
unless otherwise
102
Unit
V
V
mA
mA
-
V
mV
mV
V
mV
V
V
V
A
A
A
A
A
A
A
A
A
13 of 21