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 10 of 23
NXP Semiconductors
UBA2028
600 V dimmable power IC for compact fluorescent lamps
8.13 Layout considerations
The connection of PGND and GND is shown in Figure 7
Fig 5. Failure mode during ignition
Fig 6. Failure mode during burn
mgw58
4
power-down
statepreheat state
ignition
state
timer
ended
Timer
on
time
off
V
lamp(fail)
V
lamp(max)
V
lamp
mgw58
5
time
Timer
on
off
V
lamp(fail)
V
lamp(max)
V
lamp
power-down
stateburn state
ignition
state
timer
ended
timer
started