ICE1HS01G Datasheet, PDF (15/18 Pages) Infineon Technologies AG – Half-Bridge Resonant Controller

4.3.5 Soft start
Parameter
Soft start timer
Soft start steps
Ratio of I_SS over I_chgmin
Soft start frequency
Half-Bridge Resonant Controller
ICE1HS01G
Electrical Characteristics
Symbol
T_SS
N_SS
F_{ss_step}
Limit Values
Unit
min. typ.
max.
-
1
-
ms
32
-
3.43 -
184
kHz
Test Condition
Test as a 32ms
softstart time
Not subject to test
R_FMIN=30kΩ;
Td=380ns; first cycle
softstart
4.3.6
Feedback
Parameter
Symbol
Feedback voltage below which V_{FB_min}
there is no regulation
Feedback voltage above which V_{FB_max}
there is no regulation
Pull up resistance
Feedback voltage below which
there is no switch
R_FB
V_{FB_off}
Feedback voltage above which V_{FB_on}
IC resumes switch
Blanking time for switch on and T_FB
off
Limit Values
Unit
min. typ.
max.
0.9
V
3.9
V
15
20
25
kΩ
0.2
V
0.3
V
200
ns
Test Condition
Note: The trend of all the voltage levels in the Control Unit is the same regarding the deviation except V_VCCOVP
Version 2.0
15
24 August 2009