ICE1CS02 Datasheet, PDF (23/27 Pages) Infineon Technologies AG – Combi PFC/ PWM Controller

Combi PFC/ PWM Controller
ICE1CS02
Electrical Characteristics
4.3.8 PFC Timing Section
Parameter
Fixed Oscillator Frequency
Max. Duty Cycle
Symbol
f_delta
D_MAX
Limit Values
Unit Test Condition
min. typ. max.
55
70 kHz
93 95 99 %
Min. Duty Cycle
Min. Off Time
D_MIN
T_OFFMIN
0 % V_VCOMP= 0V, V_VSENSE= 3V
V_ICOMP= 4.3V
120 320 500 ns V_VCOMP= 3V, V_VSENSE= 3V
V_ISENSE= 0.1V
4.3.9 PFC Current Loop Section
Parameter
OTA2 Transconductance Gain
Symbol
Gm_OTA2
Limit Values
Unit Test Condition
min. typ. max.
0.7 1.0 1.2 mS At Temp = 25°C
OTA2 Output Linear Range
I_OTA2
+/- 50
µA
ICOMP Voltage during OLP
V_ICOMPF
4.0
4.5
5.1
V V_VSENSE= 0.5V
4.3.10 PFC Voltage Loop Section
Parameter
OTA1 Reference Voltage
OTA1 Transconductance Gain
Symbol
V_OTA1
Gm_OTA1
Limit Values
Unit Test Condition
min. typ. max.
2.92 3.00 3.08
V Trimmed Reference
measured at PFC
VSENSE
26 40 52 µS
OTA1 Max. Source Current
Under Normal Operation
OTA1 Max. Sink Current
Under Normal Operation
Enhanced Dynamic Response
VSENSE High Threshold
VSENSE Low Threshold
VSENSE Input Bias Current at 3V
I_OTA1SO
I_OTA1SK
V_Hi
V_Lo
I_VSEN3V
19
30
39
µA V_VSENSE= 2V
V_VCOMP= 3V
18
29
38
µA V_VSENSE= 4V
V_VCOMP= 3V
3.10
2.76
0
3.18
2.85
-
3.27
2.94
1.5
V
V
µA V_VSENSE= 3V
VSENSE Input Bias Current at 1V
I_VSEN1V
0
-
1
µA V_VSENSE= 1V
VCOMP Voltage during OLP
V_VCOMPF 0.40 0.67 1.00
V V_VSENSE= 0.5V
I_VCOMP= 0.5mA
Version 1.0
23
25 July 2008