RT6248B
Typical Operating Characteristics
Efficiency vs. Output Current
100
90
80
1.10
1.08
Output Voltage vs. Output Current
Efficiency (%)
70
60
50
40
30
20
10
0
0
2
Output Voltage (V)
V
IN
= 12V
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
=
=
=
=
=
5V
3.3V
1.8V
1.2V
1V
1.06
1.04
1.02
1.00
0.98
0.96
0.94
0.92
0.90
8
0
2
4
6
V
OUT
= 1V
8
4
6
Output Current (A)
Output Current (A)
Output Voltage vs. Output Current
3.40
3.38
3.36
Output Voltage vs. Input Voltage
1.10
1.08
1.06
Output Voltage (V)
Output Voltage (V)
3.34
3.32
3.30
3.28
3.26
3.24
3.22
3.20
0
2
4
6
8
1.04
1.02
1.00
0.98
0.96
0.94
V
OUT
= 3.3V
0.92
0.90
4
6
8
10
V
OUT
= 1V, I
OUT
= 0A
12
14
16
18
Output Current (A)
Input Voltage (V)
Load Transient
V
IN
= 12V, V
OUT
= 1V, I
OUT
= 0A to 8A to 0A
Load Transient
V
IN
= 12V, V
OUT
= 3.3V, I
OUT
= 0A to 8A to 0A
V
OUT
(40mV/Div)
V
OUT
(100mV/Div)
V
LX
(5V/Div)
V
LX
(5V/Div)
I
OUT
(4A/Div)
Time (1ms/Div)
I
OUT
(4A/Div)
Time (1ms/Div)
Copyright
©
2018 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS6248B-01 May 2018
www.richtek.com
9
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
