IRS27951S IRS27952(4)S - International Rectifier
IRS27951S IRS27952(4)S - International Rectifier
IRS27951S IRS27952(4)S - International Rectifier
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<strong>IRS27951S</strong><br />
<strong>IRS27952</strong>(4)S<br />
I CC Supply Current (mA)<br />
Icc @46KHz, C LOAD =1nF<br />
4.0<br />
3.8<br />
3.6<br />
3.4<br />
3.2<br />
3.0<br />
2.8<br />
2.6<br />
2.4<br />
2.2<br />
2.0<br />
-50 °C 0 °C 50 °C 100 °C 150 °C<br />
Temperature<br />
VBS UVLO Thresholds<br />
9.0 V<br />
8.5 V<br />
8.0 V<br />
7.5 V<br />
VBS UV+<br />
VBS UV-<br />
7.0 V<br />
-50 °C 0 °C 50 °C 100 °C 150 °C<br />
Temperature<br />
Figure 11: Icc Supply Currrent @1nF Load vs.<br />
Temperature<br />
Figure 12: VBS Undervoltage Lockout vs.<br />
Temperature<br />
Ibs @46KHz, C LOAD =1nF<br />
Dead Time @ CT=200pF<br />
1.04<br />
230.0<br />
1.03<br />
225.0<br />
Ibs Supply Current (mA)<br />
1.02<br />
1.01<br />
1.00<br />
0.99<br />
0.98<br />
Dead Time (ns)<br />
220.0<br />
215.0<br />
210.0<br />
205.0<br />
0.97<br />
-50 °C 0 °C 50 °C 100 °C 150 °C<br />
Temperature<br />
200.0<br />
-50 °C 0 °C 50 °C 100 °C 150 °C<br />
Temperature<br />
Figure 13: Ibs Currrent @1nF Load vs.<br />
Temperature<br />
Figure 14: Dead-Time vs Temperature<br />
21 www.irf.com © 2012 <strong>International</strong> <strong>Rectifier</strong> November 8 th , 2012