RT6545A/B
VOUT1 Load Transient Response
VOUT2 Load Transient Response
UGATE1
(20V/Div)
UGATE1
(20V/Div)
LGATE1
(5V/Div)
LGATE1
(5V/Div)
VOUT1
VOUT1
(100mV/Div)
(100mV/Div)
IOUT1
(5A/Div)
IOUT1
(5A/Div)
EN1 = 0V, EN2 = LDO3, VIN = 12V, IOUT1 = 0A to 6A
EN1 = LDO3, EN2 = 0V, VIN = 12V, IOUT1 = 0A to 6A
Time (40μs/Div)
Time (40μs/Div)
VOUT1 OVP
VOUT1 UVP
IL1
(10A/Div)
VOUT1
(2V/Div)
VOUT1
(5V/Div)
UGATE1
(20V/Div)
PGOOD
(5V/Div)
LGATE1
(5V/Div)
LGATE1
(5V/Div)
EN1 = EN2 = LDO3, VIN = 12V, No Load
EN1 = EN2 = LDO3, VIN = 12V
Time (100μs/Div)
Time (400μs/Div)
Power Off from EN
EN
(5V/Div)
VOUT1
(5V/Div)
VOUT2
(5V/Div)
LDO5
(5V/Div)
EN1 = EN2 = LDO3, VIN = 12V, No Load
Time (20ms/Div)
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12
DS6545A/B-00 May 2016
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
