ICE2QS02G Datasheet, PDF (15/17 Pages) Infineon Technologies AG – Quasi-Resonant PWM Controller

Quasi-Resonant PWM Controller
ICE2QS02G
Electrical Characteristics
Main Undervoltage Protection V_VINSTH
-
1.25 -
V
threshold
Main Undervoltage Protection I_VINSHys
8.8
15
20
µA
hysteresis current source
Minimum ringing suppression
time
t_ZCRS1
1.87 2.8
3.5
µs
V_ZC > V_ZCT2
Maximum ringing suppression t_ZCRS2
18
25
32
µs
V_ZC < V_ZCT2
time
Ringing suppression threshold V_ZCRS
-
0.7
-
V
Maximum gate on time
t_OnMax
25
30.0
35.1
µs
V_FB>4.3V, V_CS=0
Maximum switching period
t_PerMax
42
50.0 57
µs
1) _{The parameter is not subjected to production test - verified by design/characterization}
4.3.9
Gate Driver
Parameter
Symbol
Output voltage at logic low
V_GATElow
Output voltage at logic high
V_GATEhigh
Output voltage active shut down V_GATEasd
Rise Time
t_rise
Fall Time
t_fall
min.
-
Limit Values
typ.
max.
-
1.0
9.0
10.0 -
-
-
1.0
-
70
-
-
30
-
Unit
V
V
V
V
ns
ns
Test Condition
I_OUT = 20mA;
V_VCC=18V
I_OUT = -20mA;
V_VCC=18V
V_VCC = 7V
I_OUT = 20mA
C_OUT = 2.2nF; V_GATE 2V
... 8V
C_OUT = 2.2nF; V_GATE 8V
... 2V
Version 2.0
15
13 June 2008