IR1155S
www.irf.com 16
© 2011 International Rectifier
20.0
40.0
60.0
80.0
100.0
120.0
140.0
160.0
180.0
200.0
-50 °C 0 °C 50 °C 100 °C 150 °C
Switching Frequency (KHz)
Te m p e r a t u r e
CT=500pF
CT=2nF
Figure 5: Switching Frequency vs.
Temperature
4.95
4.97
4.99
5.01
5.03
5.05
-50 °C 0 °C 50 °C 100 °C 150 °C
Reference Voltage (V)
Temperature
Figure 6: Reference Voltage vs.
Temperature
40.0
42.0
44.0
46.0
48.0
50.0
52.0
54.0
-50 °C 0 °C 50 °C 100 °C 150 °C
EA Transconductance g
m
(uS)
Te m p e r a t u r e
Figure 7: Voltage Error Amplifier
Transconductance vs. Temperature
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
-50 °C 0 °C 50 °C 100 °C 150 °C
Error Amplifier Source/Sink Current (uA)
Temperature
Source
|Sink|
Figure 8: Voltage Error Amplifier Source
& Sink Current vs. Temperature
