AO4404B Alpha & Omega Semiconductor Inc, AO4404B Datasheet
AO4404B
Specifications of AO4404B
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AO4404B Summary of contents
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... General Description The AO4404B uses advanced trench technology to provide excellent R , low gate charge and DS(ON) operation with gate voltages as low as 2.5V. This device makes an excellent high side switch for notebook CPU core DC-DC conversion. SOIC-8 SOIC-8 Top View Top View Absolute Maximum Ratings T =25° ...
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... FR-4 board with 2oz. Copper still air environment with T =150°C, using ≤ 10s junction-to-ambient thermal resistance. =150°C. Ratings are based on low frequency and duty cycles to keep J(MAX) and lead to ambient. JL =150°C. The SOA curve provides a single pulse rating. J(MAX) www.aosmd.com AO4404B Min Typ Max Units =55° C ...
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... Figure 4: On-Resistance vs. Junction Temperature Figure 4: On-Resistance vs. Junction Temperature 1.0E+01 I =8.5A D 1.0E+00 40 1.0E-01 125° 1.0E-02 1.0E-03 1.0E-04 25° 1.0E-05 0 Figure 6: Body-Diode Characteristics (Note E) www.aosmd.com AO4404B V V =5V = 25°C 25°C 125°C 125° 1.5 1 2.5 2 (Volts) (Volts =4.5V =4. =8.5A =8 ...
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... T T =100°C =100° 1.0 1.0 0.1 0.1 0.0 0.0 0.01 100 100 1000 1000 0. Figure 10: Maximum Forward Biased Safe Figure 10: Maximum Forward Biased Safe 0.1 Pulse Width (s) www.aosmd.com AO4404B C C iss iss oss oss (Volts) (Volts 100 s 100 s 1ms ...
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... Figure 12: Normalized Maximum Transient Thermal Impedance (Note F) Rev 2: July 2010 In descending order In descending order D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse 0.01 0.01 0.1 0 Pulse Width (s) Pulse Width (s) www.aosmd.com AO4404B 100 100 1000 1000 Page ...
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... Vgs Vgs d(on) d( Vds Vds + + Vgs Vgs Vdd VDC Id - Vgs Diode Recovery Test Circuit & Waveforms Idt Vgs Isd Vdd VDC - Vds www.aosmd.com AO4404B Qg Qg Qgd Qgd Charge Charge 90% 90% 10% 10 d(off) d(off off off DSS DSS dI/ Vdd Page ...