BD9528AMUV Datasheet, PDF (7/30 Pages) Rohm – High Performance Regulators for PCs Main Power Supply for Notebook PCs(With Built-in Linear Regulator)

BD9528AMUV
●Reference data
Technical Note
HG
10V/div
SW
10V/div
2μs
Fig.1 Switching Waveform
(Vo=5V, Io=0A, PWM)
LG
5V/div
HG
10V/div
SW
10V/div
2μs
Fig.2 Switching Waveform
(Vo=5V, Io=8A, PWM)
LG
5V/div
HG
10V/div
SW
10V/div
LG
5V/div
10μs
Fig.3 Switching Waveform
(Vo=5V, Io=0A, QLLM)
HG
10V/div
SW
10V/div
LG
5V/div
10μs
Fig.4 Switching Waveform
(Vo=5V, Io=0A, SLLM)
HG
10V/div
SW
10V/div
2μs
Fig.5 Switching Waveform
(Vo=3.3V, Io=0A, PWM)
LG
5V/div
HG
10V/div
SW
10V/div
2μs
Fig.6 Switching Waveform
(Vo=3.3V, Io=8A, PWM)
LG
5V/div
HG
10V/div
SW
10V/div
LG
5V/div
10μs
Fig.7 Switching Waveform
(Vo=3.3V, Io=0A, QLLM)
HG
10V/div
SW
10V/div
LG
5V/div
10μs
Fig.8 Switching Waveform
(Vo=3.3V, Io=0A, SLLM)
2μs
Fig.9 Switching Waveform
(Vo=1V, Io=0A, PWM)
HG
10V/div
SW
10V/div
LG
5V/div
HG
10V/div
SW
10V/div
2μs
Fig.10 Switching Waveform
(Vo=1V, Io=8A, PWM)
LG
5V/div
HG
10V/div
SW
10V/div
LG
5V/div
10μs
Fig.11 Switching Waveform
(Vo=1V, Io=0A, QLLM)
HG
10V/div
SW
10V/div
LG
5V/div
10μs
Fig.12 Switching Waveform
(Vo=1V, Io=0A, SLLM)
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2011.11 - Rev.A