ICE2QR1765G_14 Datasheet, PDF (21/27 Pages) Infineon Technologies AG – Off-Line SMPS Quasi-Resonant PWM Controller with integrated 650V CoolMOS? and startup cell in DSO-16/12

CoolSET™Q1
ICE2QR1765G
Electrical Characteristics
Fixed Switching Frequency in
Active Burst Mode
f_sB
39
52
65
kHz
Max. Duty Cycle in Active
Burst Mode
D_maxB
-
0.5
-
4.3.9 Protection
Parameter
Symbol
Limit Values
min. typ. max.
Unit Test Condition
VCC overvoltage threshold
V_VCCOVP
24.0
25.0
26.0
V
Over Load or Open Loop
Detection threshold for OLP
V_FBOLP
-
4.5
-
V
protection at FB pin
Over Load or Open Loop
Protection Blanking Time
t_{OLP_B}
20
30
44
ms
Output Overvoltage detection
threshold at the ZC pin
V_ZCOVP
3.55
3.7
3.84
V
Blanking time for Output
Overvoltage protection
t_ZCOVP
-
100
-
μs
Threshold for short winding
protection
V_CSSW
1.63 1.68 1.78
V
Blanking time for short-winding
protection
t_CSSW
-
190
-
ns
Over temperature protection¹
T_jCon
130
140
150
°C
Power Down Reset threshold
for Latched Mode
V_VCCPD
5.2
-
7.8
V
After Latched Off
Mode is entered
Note : The trend of all the voltage levels in the Control Unit is the same regarding the deviation except
V_VCCOVP & V_VCCPD.
4.3.10 CoolMOS^TM Section
Parameter
Drain Source Breakdown
Voltage
Drain Source On-Resistance
Effective output capacitance,
energy related
Rise Time
Fall Time
Symbol
V_(BR)DSS
R_DSon
C_o(er)
t_rise
t_fall
Limit Values
min. typ. max.
650
-
-
-
1.70 1.96
3.57 4.12
-
-
-
11.63¹
30²
30²
-
-
-
Unit Test Condition
V T_j = 110°C
Ω
Ω
T_j = 25°C
T_j=125°C¹
at I_D = 1.5A
pF V_DS = 0V to 480V
ns
ns
1_{The parameter is not subjected to production test - verified by design/characterization}
2_{Measured in a Typical Flyback Converter Application}
Data Sheet
21
V2.1, 2014-04-01