ICE3BS03LJG Datasheet, PDF (20/25 Pages) Infineon Technologies AG – Off-Line SMPS Current Mode Controller with integrated 500V Startup Cell

F3 PWM controller
ICE3BS03LJG
Electrical Characteristics
4.3.3
PWM Section
Parameter
Fixed Oscillator Frequency
Frequency Jittering Range
Max. Duty Cycle
Symbol
f_OSC1
f_OSC2
f_jitter
D_max
Limit Values
Unit
min. typ.
max.
56.5 65
73.7 kHz
59.8 65.0 70.2 kHz
-
±2.6 -
kHz
0.70 0.75 0.80
Test Condition
T_j = 25°C
T_j = 25°C
Min. Duty Cycle
D_min
0
-
-
V_FB < 0.3V
PWM-OP Gain
A_V
3.0
3.2
3.4
Voltage Ramp Offset
V_Offset-Ramp
-
0.6
-
V
V_FB Operating Range Min Level V_FBmin
-
V_FB Operating Range Max level V_FBmax
-
FB Pull-Up Resistor
R_FB
9
0.5
-
V
-
4.3
V
CS=1V, limited by
Comparator C4¹⁾
15.4 22
kΩ
1) _{The parameter is not subjected to production test - verified by design/characterization}
4.3.4
Soft Start time
Parameter
Soft Start time
Symbol
t_SS
min.
-
Limit Values
typ.
max.
20
-
Unit Test Condition
ms
Version 2.0
20
6 Dec 2007