RT6258B/C
Typical Operating Characteristics
Efficiency vs. Output Current
100
100
Efficiency vs. Output Current
90
90
Efficiency (%)
80
V
IN
= 7.4V
V
IN
= 12V
V
IN
= 19V
Efficiency (%)
80
V
IN
= 7.4V
V
IN
= 12V
V
IN
= 19V
70
60
70
RT6258B, EN = 2.4V, V
OUT
= 3.3V, Normal Mode
50
0.001
0.01
0.1
1
10
60
0.001
RT6258C, EN = 2.4V, V
OUT
= 5.1V, Normal Mode
0.01
0.1
1
10
Output Current (A)
Output Current (A)
Switching Frequency vs. Output Current
600
Switching Frequency vs. Output Current
800
RT6258B, EN = 2.4V, V
OUT
= 3.3V, Normal Mode
Switching Frequency (kHz)
1
500
400
300
200
100
0
0.001
Switching Frequency (kHz)
1
700
600
500
400
300
200
100
RT6258C, EN = 2.4V, V
OUT
= 5.1V,
Normal Mode
V
IN
= 7.4V
V
IN
= 12V
V
IN
= 19V
V
IN
= 7.4V
V
IN
= 12V
V
IN
= 19V
0.01
0.1
1
10
0
0.001
0.01
0.1
1
10
Output Current (A)
Output Current (A)
Output Voltage vs. Output Current
3.40
5.20
5.15
Output Voltage vs. Output Current
Output Voltage (V)
Output Voltage (V)
3.35
5.10
5.05
5.00
4.95
3.30
3.25
V
IN
= 12V
V
IN
= 7.4V
V
IN
= 19V
V
IN
= 19V
V
IN
= 12V
V
IN
= 7.4V
3.20
0.001
RT6258B, EN = 2.4V, V
OUT
= 3.3V, Normal Mode
0.01
0.1
1
10
RT6258C, EN = 2.4V, V
OUT
= 5.1V, Normal Mode
4.90
0.001
0.01
0.1
1
10
Output Current (A)
Output Current (A)
Copyright
©
2019 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS6258B/C-02
October 2019
www.richtek.com
9
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
