rt9246a Richtek Technology Corporation, rt9246a Datasheet - Page 8

• Manufacturer Part Number: rt9246a
• Description: Multi-phase Controller Core Power Supply
• Manufacturer: Richtek Technology Corporation

RT9246A
Typical Operating Characteristics
www.richtek.com
8
(100mV/Div)
(500mV/Div)
V
PGOOD
(1V/Div)
(2V/Div)
(5V/Div)
(5V/Div)
CORE
SS
V
V
SS
OUT
CC
70
60
50
40
30
20
10
0
0.5
R
RT
= 16kΩ
1
Duty Ratio vs. V
1.5
Time (25ms/Div)
Time (5ms/Div)
VID Jump
Power Off
V
COMP
2
(V)
COMP
2.5
I
OUT
3
= 3A
3.5
PGOOD
(1V/Div)
(1V/Div)
(2V/Div)
(2V/Div)
(2V/Div)
(5V/Div)
(2V/Div)
(5V/Div)
COMP
(1V/Div)
(2V/Div)
(5V/Div)
PWM
V
V
PWM
V
SS
SS
SS
CORE
OUT
FB
CC
Unit Gain
I
OUT
= 3A
Time (25ms/Div)
Time (10ms/Div)
Time (5ms/Div)
Power On
Start Up
DS9246A-04 March 2007
OVP