IRS27951SPBF International Rectifier, IRS27951SPBF Datasheet - Page 21

• Manufacturer Part Number: IRS27951SPBF
• Description: IC DRIVER HALF-BRIDGE 8SOIC
• Manufacturer: International Rectifier

Specifications of IRS27951SPBF

• Output Isolation: Isolated
• Frequency Range: 46.6kHz ~ 285kHz
• Voltage - Input: 12 V ~ 18 V
• Voltage - Output: 12 V ~ 18 V
• Power (watts): 833mW
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Package: 8-lead SOIC
• Circuit: Resonant Half-Bridge
• Offset Voltage (v): 600
• Output Source Current Min (ma): 300
• Output Sink Current Min (ma): 900
• Vcc Range (v): 10-20V with UVLO
• Programmable Frequency (khz): 25-500
• Programmable Deadtime (ns): 200-2000
• Ocp Threshold (v): 2
• Pbf: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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Figure 11: Icc Supply Currrent @1nF Load vs.
4.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
1.04
1.03
1.02
1.01
1.00
0.99
0.98
0.97
Figure 13: Ibs Currrent @1nF Load vs.
-50 °C
-50 °C
Icc @46KHz, C
Ibs @46KHz, C
0 °C
Temperature
0 ° C
Temperature
Temperature
Temperature
50 ° C
50 ° C
LOAD
LOAD
=1nF
=1nF
100 ° C
100 ° C
150 ° C
150 ° C
21
Figure 12: VBS Undervoltage Lockout vs.
9.0 V
8.5 V
8.0 V
7.5 V
7.0 V
230.0
225.0
220.0
215.0
210.0
205.0
200.0
Figure 14: Dead-Time vs Temperature
-50 °C
-50 ° C
Dead Time @ CT=200pF
Temperature
0 ° C
0 ° C
Temperature
Temperature
50 ° C
50 ° C
© 2010 International Rectifier
100 °C
100 ° C
IRS27951S
IRS27952S
VBS UV+
VBS UV-
150 °C
150 ° C