RT8258 RICHTEK [Richtek Technology Corporation], RT8258 Datasheet - Page 6

• Manufacturer Part Number: RT8258
• Description: 1.2A, 24V, 700kHz Step-Down Converter
• Manufacturer: RICHTEK [Richtek Technology Corporation]

RT8258
www.richtek.com
6
(10mV/Div)
(0.1V/Div)
(0.5A/Div)
(10V/Div)
V
(2V/Div)
(1V/Div)
V
V
(1A/Div)
I
OUT
OUT
OUT
V
PHASE
V
OUT
I
EN
L
Load Transient Response
V
IN
Output Ripple Voltage
= 12V, V
Power On from EN
V
V
Time (100μs/Div)
Time (500ns/Div)
Time (50μs/Div)
IN
IN
= 12V, V
= 12V, V
OUT
= 3.3V, I
OUT
OUT
= 3.3V, I
= 3.3V, I
OUT
= 0.6A to 1.2A
OUT
OUT
= 1.2A
= 1.2A
(0.1V/Div)
(10mV/Div)
(0.5A/Div)
(10V/Div)
V
V
V
(1V/Div)
(2V/Div)
(1A/Div)
I
OUT
OUT
OUT
PHASE
V
V
OUT
I
EN
L
Load Transient Response
V
Output Ripple Voltage
IN
Power Off from EN
= 12V, V
V
Time (500ns/Div)
Time (250μs/Div)
Time (50μs/Div)
IN
V
= 24V, V
IN
= 12V, V
OUT
DS8258-02 March 2011
= 3.3V, I
OUT
OUT
= 3.3V, I
= 3.3V, I
OUT
= 0A to 1.2A
OUT
OUT
= 1.2A
= 2A