ice2qr1065z Infineon Technologies Corporation, ice2qr1065z Datasheet - Page 15

• Manufacturer Part Number: ice2qr1065z
• 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

4.3.7
Parameter
Zero crossing threshold voltage V
Ringing suppression threshold
Minimum ringing suppression
time
Maximum ringing suppression
time
Threshold to set Up/Down
Counter to one
Threshold for downward
counting at low line
Threshold for upward counting
at low line
Threshold for downward
counting at hig line
Threshold for upward counting
at highline
ZC current for IC switch
threshold to high line
ZC current for IC switch
threshold to low line
Counter time
Maximum restart time in normal
operation
1)
4.3.8
Parameter
Feedback voltage for entering
Active Burst Mode
Minimum Up/down value for
entering Active Burst Mode
Blanking time for entering Active
Burst Mode
Feedback voltage for leaving
Active Burst Mode
Feedback voltage for burst-on
Feedback voltage for burst-off
Version 2.0
The parameter is not subjected to production test - verified by design/characterization
Digital Zero Crossing
Active Burst Mode
1)
Symbol
V
t
t
V
V
V
V
V
I
I
t
t
Symbol
V
N
t
V
V
V
ZCRS1
ZCRS2
ZCSH
ZCSL
COUNT
OffMax
BEB
ZCCT
ZCRS
FBR1
FBZHL
FBZLL
FBZHH
FBZLH
FBEB
FBLB
FBBOn
FBBOff
ZC_ABM
min.
50
-
1.62
-
-
-
-
-
-
-
-
-
30
min.
-
-
-
-
-
-
15
Limit Values
Limit Values
typ.
100
0.7
2.5
25
3.9
3.2
2.5
2.9
2.3
1.3
0.8
48
42
typ.
1.25
7
24
4.5
3.6
3.0
max.
170
-
4.5
-
-
-
-
-
-
-
-
-
57.5
max.
-
-
-
-
-
-
Electrical Characteristics
Unit
Unit
mV
V
ms
ms
V
V
V
V
V
mA
mA
ms
ms
V
ms
V
V
V
Test Condition
Test Condition
V
V
ZC
ZC
CoolSET
ICE2QR1065Z
> V
< V
ZCRS
ZCRS
April 25, 2011
®
- Q1