ICB2FL03G Datasheet, PDF (49/60 Pages) Infineon Technologies AG – 2nd Generation FL Controller for Fluorescent Lamp Ballasts

5.3.3 Inverter Section
ICB2FL03G
Controller for Fluorescent Lamp Ballasts
Electrical Characteristics
5.3.3.1 Low Side Current Sense (LSCS)
Parameter
Symbol
Limit Values
Unit
Test Conditions
min. typ. max.
Overcurrent Shut Down Volt.
Overcurrent Shut Down Volt.
V_LSCSOvC1
V_LSCSOvC2
1.5 1.6 1.7
0.75 0.8 0.85
V
1)
V
2)
Duration of Overcurrent
t_LSCSOvC
450 600 700 ns
Capacitive Mode Det. Level 1
Capacitive Mode Duration 1
V_LSCSCap1
t_LSCSCap1
30 50 73
– 280 –
mV During Run Mode
ns ³⁾
Capacitive Mode Det. Level 2
V_LSCSCap2
1.8 2.0 2.2
V During Run Mode
Capacitive Mode Duration 2
t_LSCSCap2
– 50 –
ns ⁴⁾
Capacitive Mode Det. Level 3
V_LSCSCap3
–70 -50 -27 mV
Capacitive Mode Duration 3
t_LSCSCap3
– 280 –
ns ⁵⁾
LSCS Bias Current
I_LSCSBias
–1.0 – 1.0 μA @ V_LSCS = 1.5V
1) Overcurrent Voltage Threshold active during: Start Up, Soft start, Ignition and pre-run Mode
2) Overcurrent Voltage Threshold active during: Preheating and Run Mode
3) During 2nd 50% Duty Cycle of LSGD in Run Mode
4) Active during Turn ON of the HSGD in Run Mode
5) Active before Turn ON of the HSGD in Run Mode
Final Data Sheet
49
V1.1, 2013-08-14