MB3873 Datasheet, PDF (10/22 Pages) Fujitsu Component Limited. – Multi-Resonance AC/DC Converter IC

MB3873
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Soft start frequency vs. CS pin voltage
500
Ta = +25 °C
400
VCC = 18 V
RT = 33 kΩ
CT = 220 pF
300
200
100
0
0.0
0.5
1.0
1.5
2.0
CS pin voltage VCS (V)
Power dissipation vs. ambient temperature
600
540
500
400
300
200
100
0
−50 −25 0 25 50 75 100 125
Ambient temperature Ta ( °C)
Dead time vs. dead time setting resistor
1400
1200
1000
800
Ta = +25 °C
VCC = 18 V
RT = 33 kΩ
CT = 220 pF
600
400
200
0
0
50 100 150 200 250 300
Dead time setting resistor RD (kΩ)
10