ice2qr0665z Infineon Technologies Corporation, ice2qr0665z Datasheet - Page 14

• Manufacturer Part Number: ice2qr0665z
• Description: Of F -line Smps Quasi -resonant Pwm Cont Rol Ler Wi Th Integrated 650v Coolmos And Startup Cell In Dip-7
• Manufacturer: Infineon Technologies Corporation

4.3.3
Parameter
Feedback Pull-Up Resistor
PWM-OP Gain
Offset for Voltage Ramp
Maximum on time in normal
operation
4.3.4
Parameter
Peak current limitation in normal
operation
Leading Edge Blanking time
Peak Current Limitation in
Active Burst Mode
4.3.5
Parameter
Soft-Start time
soft-start time step
Internal regulation voltage at
first step
Internal regulation voltage step
at soft start
1)
4.3.6
Parameter
ZC current first step threshold
ZC current last step threshold
CS threshold minimum
Version 2.0
The parameter is not subjected to production test - verified by design/characterization
PWM Section
Current Sense
Soft Start
Foldback Point Correction
G
V
Symbol
R
t
Symbol
V
t
V
Symbol
t
t
V
V
Symbol
I
I
V
OnMax
LEB
SS
ZC_FS
ZC_LS
SS_S
PWM
PWM
CSth
CSB
SS1
SS_S
CSMF
FB
1)
1)
1)
min.
14
3.18
0.6
22
min.
0.97
200
0.29
min.
8.5
-
-
-
min.
0.350
1.3
-
14
Limit Values
Limit Values
Limit Values
Limit Values
typ.
23
3.3
0.7
30
typ.
1.03
330
0.34
typ.
12
3
1.76
0.56
typ.
0.5
1.7
0.66
max.
33
-
-
41
max.
1.09
460
0.39
max.
-
-
-
-
max.
0.621
2.2
-
Electrical Characteristics
Unit
Unit
Unit
Unit
kW
-
V
ms
V
ns
V
ms
ms
V
V
mA
mA
V
Test Condition
Test Condition
Test Condition
Test Condition
I
zc
CoolSET
=2.2mA, V
ICE2QR0665Z
March 17, 2011
FB
=3.8V
®
- Q1