ICB2FL03G Infineon Technologies, ICB2FL03G Datasheet - Page 39

• Manufacturer Part Number: ICB2FL03G
• Description: LED Drivers
• Manufacturer: Infineon Technologies

Specifications of ICB2FL03G

• Packages: PG-DSO-16
• Lead Free Status / Rohs Status: Details
• Other names: ICB2FL03GXT

3.3
Figure 36
Preliminary Data Sheet
17.5V> Vcc >10.6V
Inverter Gates on
f_Inv = f_START
from Power-Up
Timeout 80ms
PFC Gate on
t > 80ms?
Start-up
Start-up
Fault A
Start
Auto Restart and Latched Fault Condition Mode
Operating Process during Start-Up Mode and Handling of Fault Conditions
Y
N
Auto Restart
Surge;
Time OUT Start Up
(VBUS < 95% for t >
80 ms)
V
BUS
Start-up
Fault A
End
> 95%?
N
Y
INVERTER and PFC Gate OFF
Only at Inverter Over current PFC Gate
OFF appr. 150µs Delayed
Power down Icc < 160µA
Wait 200ms
Delay Timer A
Wait for
Lamp Removal
Lamp removed
for min 100ms
Wait for
Lamp inserted
Lamp inserted
for min 100ms
Gate Drives off
Power-up
Fault Counter
Fault Counter
Vcc > 14.0V?
Reset
< 2
Y
N
Open Filament LS;
Inverter Overcurrent;
Capacitive Load 1;
Capacitive Load 2;
Timeout Ignition;
EOL 1 (Overload);
EOL 2 (Rectifier Effect);
N
Y
Fault, single Restart
Increment
Fault Counter
39
N
Fault F
Controller for Fluorescent Lamp Ballasts
inserted?
Lamp
Note:
Fault Counter reset
after 40s in Run Mode
Reset of Flag Skip
Preheat after Ignition
Y
Reset
Flag Skip Preheat
& Counter Skip PH
NOTE
to Set Flag Skip Preheat:
When using external Vcc
Supply, no reset of Set Flag
Skip Preheat. 1st Restart
without Preheating while
Vcc > UVLO. When LVS
deactivated or not from Line.
NOTE
For external Vcc
Supply, set Vcc
below UVLO.
Gate drives off
IC remains
in active mode
Wait for
UVLO
Y
BUS Voltage
BUS Undervoltage
(VBUS < 75%
during Run Mode
for t > 84µs);
BUS Overvoltage
(VBUS > 109%
for t > 625ms);
Increment
Counter Skip PH
Set Flag
Skip Preheat
Gate drives off
Power down
Icc < 160µA
Wait 100ms
Delay Timer A
I
Reset all Latches
LVSSink
Lamp inserted &
Skip Preheat
Vcc < 10.6V?
V1.1, 2012-04-10
Fault U
UVLO
Counter
N
State Diagram
ICB2FL03G
>7?
> 12µA typ.
Y
Y
N
N