ICE3GS03LJG Datasheet, PDF (20/25 Pages) Infineon Technologies AG – Of f-Line SMPS Current Mode Controller wi th integrated 500V Startup Cell

4.3.3
PWM Section
F3 PWM controller
ICE3GS03LJG
Electrical Characteristics
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.
113
130
147
kHz
119
130
141
kHz
-
±5.2 -
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
3.1
3.3
3.5
Voltage Ramp Offset
V_Offset-Ramp
-
0.67 -
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
kW
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
Limit Values
min. typ.
max.
-
10
-
Unit Test Condition
ms
Version 2.0
20
1 Nov 2010