ice2qr4765z Infineon Technologies Corporation, ice2qr4765z Datasheet - Page 16

• Manufacturer Part Number: ice2qr4765z
• Description: Off-line Smps Quasi-resonant Pwm Controller With Integrated 650v Coolmos And Startup Cell In Dip- 7
• Manufacturer: Infineon Technologies Corporation

Fixed Switching Frequency in
Active Burst Mode
Max. Duty Cycle in Active Burst
Mode
4.3.9
Parameter
VCC overvoltage threshold
Over Load or Open Loop Detection
threshold for OLP protection at FB
pin
Over Load or Open Loop
Protection Blanking Time
Output Overvoltage detection
threshold at the ZC pin
Blanking time for Output
Overvoltage protection
Threshold for short winding
protection
Blanking time for short-windding
protection
Over temperature protection
Note:
4.3.10
Drain Source Breakdown Voltage
Drain Source On-Resistance
Effective output capacitance, energy
related
Rise Time
Fall Time
1)
2)
Version 2.0
Parameter
The parameter is not subjected to production test - verified by design/characterization
Measured in a Typical Flyback Converter Application
The trend of all the voltage levels in the Control Unit is the same regarding the deviation except V
Protection
CoolMOS
®
Section
1)
f
D
Symbol
V
V
t
V
t
V
t
T
OLP_B
ZCOVP
CSSW
sB
jCon
maxB
VCCOVP
FBOLP
ZCOVP
CSSW
Symbol
V
R
C
t
t
rise
fall
(BR)DSS
DSon1
o(er)
39
-
min.
24.0
-
20
3.55
-
1.63
-
130
min.
650
-
-
-
-
16
Limit Values
52
0.5
typ.
25.0
4.5
30
3.7
100
1.68
190
140
Limit Values
typ.
-
4.7
10.0
4.75
30
30
2)
2)
1)
65
-
max.
26.0
-
44
3.84
-
1.78
-
150
max.
-
5.44
12.5
-
-
-
kHz
Unit
V
V
ms
V
s
V
ns
°C
Unit
V


pF
ns
ns
Electrical Characteristics
Test Condition
Test Condition
T
T
T
at I
V
j
j
j
DS
=125°C
= 110°C
= 25°C
CoolSET
ICE2QR4765Z
D
= 0V to 480V
= 0.5A
1)
May 25, 2011
®
VCCOVP
- Q1