ICE3BR0665J Datasheet, PDF (21/31 Pages) Infineon Technologies AG – Off-Line SMPS Current Mode Controller with integrated 650V

4.3.2
Internal Voltage Reference
Parameter
Symbol
Trimmed Reference Voltage
V_REF
CoolSET^®-F3R
ICE3BR0665J
Electrical Characteristics
min.
4.90
Limit Values
typ.
max.
5.00 5.10
Unit Test Condition
V
measured at pin FB
I_FB = 0
4.3.3
PWM Section
Parameter
Fixed Oscillator Frequency
Frequency Jittering Range
Frequency Jittering period
Max. Duty Cycle
Min. Duty Cycle
Symbol
f_OSC1
f_OSC2
f_jitter
T_jitter
D_max
D_min
Limit Values
Unit
min. typ.
max.
56.5 65.0 73.5 kHz
59.8 65.0 70.2 kHz
-
±2.6 -
kHz
-
4.0
-
ms
0.70 0.75 0.80
0
-
-
Test Condition
T_j = 25°C
T_j = 25°C
T_j = 25°C
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
-
0.5
-
V
V_FB Operating Range Max level V_FBmax
-
FB Pull-Up Resistor
R_FB
9
-
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.
20.0 -
Unit Test Condition
ms
Version 2.3
21
19 Nov 2012