Datasheet

UBA2028 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2010. All rights reserved.
Product data sheet Rev. 02 — 19 July 2010 16 of 23
NXP Semiconductors
UBA2028
600 V dimmable power IC for compact fluorescent lamps
12. Application information
Fig 8. Application circuit 120 V
014aaa916
7
HV
V
DD
FS FS
SH
GLI
GLO
CSN
ACM
19
8
13
12
10
11
6
4
GND
LVS
CSW
CT
CF
IREF
CSP
VREF
GND SL PCS
14 20 17
1163 2
18
15
9
5
UBA2028
R8
100 kΩ
C1
22 μF 250V
D1B1
US1M
D1A1
US1M
C12
100 nF
R7
33 kΩ
C25
100 pF
C13
100 nF
D6
1N4148
L1 2.5 mH
L1A1
1.8 μH
L2 6.8 mH
C31
150 nF
250 V
C30
150 nF
250 V
L1B1
1.8 μH
CFL 18 W
150 V RMS
68 nF
C15
1 nF
1000 V
N.M.
C9
220 nF
C20
220 nF
R16
5.1 kΩ
R21
1.5 Ω
R15
2.4 Ω 1W
R12
12 kΩ
N.M.
C26
5.6 nF
C14
680 pF
1000 V
D23
12 V
C23
10 nF N.M.
R6
20 kΩ
R23
6.8 MΩ
12 V
R10
110 kΩ
D1D1
US1M
D1C1
US1M
R1
120 V AC
60 Hz
L
N
FUSISTOR
2.2 Ω 1 W
C2
22 μF 250V
R14
150 kΩ
R12
0Ω
R11
47 kΩ
D12
5.6 V
R26
22 kΩ
R2
33 kΩ
C22
470 nF
50V
C27
4.7 μF
50V
D3
75V
C10
1nF
250V
N.M.
C16
470nF
50V
R13
100 kΩ
D8
1N4148
C6
22 nF
250 V
C5
100 nF
400 V
C8
22 nF
250 V
R9
47 kΩ
R19
1 kΩ N.M.
C4
3.3 nF
250 V N.M.
C11
3.9 nF
1000 V
R17
1 kΩ
R18
33 Ω
1 W
C21
470 nF
D5
M7
D7
M7
C17