RT6263A/B
Typical Operating Characteristics
L: WE-74404054022 (DCR = 19mΩ) for VOUT = 1V and 1.8V.
L: WE-74404054047 (DCR = 30mΩ) for VOUT = 3.3V and 5V.
Efficiency vs. Output Current
Efficiency vs. Output Current
100
100
90
80
70
60
50
40
30
20
10
0
90
80
V
V
V
= 3.3V
= 1.8V
= 1V
OUT
OUT
OUT
70
60
50
40
30
20
10
0
V
V
V
V
= 5V
OUT
OUT
OUT
OUT
= 3.3V
= 1.8V
= 1V
RT6263A, V = 12V
IN
RT6263A, V = 5V
IN
0.001
0.01
0.1
1
10
10
3
0.001
0.01
0.1
1
10
10
3
Output Current (A)
Output Current (A)
Efficiency vs. Output Current
Efficiency vs. Output Current
100
90
80
70
60
50
40
30
20
10
0
100
90
80
70
60
50
40
30
20
10
0
V
V
V
= 3.3V
= 1.8V
= 1V
OUT
OUT
OUT
V
V
V
V
= 5V
OUT
OUT
OUT
OUT
= 3.3V
= 1.8V
= 1V
RT6263B, V = 12V
IN
RT6263B, V = 5V
IN
0.001
0.01
0.1
1
0.001
0.01
0.1
1
Output Current (A)
Output Current (A)
Output Voltage vs. Output Current
Output Voltage vs. Output Current
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
5.50
5.25
5.00
4.75
4.50
RT6263A, V = 9V
IN
RT6263A, V = 5V
IN
RT6263B, V = 9V
IN
RT6263B, V = 5V
IN
RT6263A, V = 12V
IN
RT6263A, V = 12V
IN
RT6263B, V = 12V
IN
RT6263B, V = 12V
IN
V
= 1V
OUT
V
= 5V
OUT
0
0.5
1
1.5
2
2.5
0
0.5
1
1.5
2
2.5
Output Current (A)
Output Current (A)
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is a registered trademark of Richtek Technology Corporation.
www.richtek.com
12
DS6263A/B-00 January 2020
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
