UM10525
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© NXP B.V. 2012. All rights reserved.
User manual
Rev. 1 — 19 April 2012
18 of 21
NXP Semiconductors
UM10525
120 V 20 W CFL demo board using the UBA2212
Fig 15. 12 W Baishi CFL
Table 5.
Electrical parameters 12 W boost lamp (UBA2212BT N1B)
Boost ratio = 1.56.; C
BUF
= 22
F, 250 V; L2 = 1.75 mH, 2
; C5 (res) = 7.4 nF, 1 kV;
C6 and C7 = 100 nF, 100 V; C8 (DC) = 15 nF, 400 V; R
CSI
= 2.7
, 1 W
State
V
IN
(V)
P
in
(W)
PF
V
lamp
(V)
I
Iamp
(mA)
I
hb
(mA)
P
lamp
(W)
f
osc
(kHz)
t
ph
(s)
Normal
120
13.7
0.6
113.3
102
302
11.6
47.38
0.8
Boost
-
17.7
-
95
159
309
15.1
39.16
-
Fig 16. 15 W GE CFL