RT5035A/B
CH10 Buck Efficiency vs. Output Current
CH1 Boost Output Voltage vs. Output Current
5.06
100
90
80
70
60
50
40
30
20
10
0
5.04
5.02
5.00
4.98
4.96
4.94
4.92
4.90
4.88
4.86
V
V
V
V
V
V
= 1.8V
= 2.4V
= 3V
IN
IN
IN
IN
IN
IN
V
V
V
V
V
V
= 1.8V
= 2.4V
= 3V
IN
IN
IN
IN
IN
IN
= 3.6V
= 4.2V
= 4.5V
= 3.6V
= 4.2V
= 5V
L = 2.2μH, C
= 10μF x 2
V
= 1.35V, L = 2.2μH, C
= 10μF
OUT
OUT
OUT
0
200
400
600
800
1000
1200
10
100
1000
Output Current (mA)
Output Current (mA)
CH3 Buck Output Voltage vs. Output Current
1.18
CH2 Buck-Boost Output Voltage vs. Output Current
3.30
L = 2.2μH, C
= 10μF x 2
OUT
1.16
1.14
1.12
1.10
1.08
1.06
3.25
3.20
3.15
3.10
3.05
V
V
V
V
V
V
= 1.8V
= 2.4V
= 3V
IN
IN
IN
IN
IN
IN
V
V
V
V
V
V
= 1.8V
= 2.4V
= 3V
IN
IN
IN
IN
IN
IN
= 3.6V
= 4.2V
= 5V
= 3.6V
= 4.2V
= 5V
L = 1.2μH, C
= 44μF
OUT
0
200
400
600
800
1000
0
500
1000
1500
2000
Output Current (mA)
Output Current (mA)
CH5 Buck Output Voltage vs. Output Current
1.240
CH4 Buck Output Voltage vs. Output Current
1.81
1.80
1.79
1.78
1.77
1.76
1.75
1.74
1.73
1.72
1.71
V
V
V
V
V
V
= 2.1V
= 2.4V
= 3V
IN
IN
IN
IN
IN
IN
1.235
1.230
1.225
1.220
= 3.6V
= 4.2V
= 5V
V
V
V
V
= 1.8V
= 2.4V
= 3V
IN
IN
IN
IN
V
V
= 4.2V
= 5V
IN
IN
= 3.6V
L = 2.2μH, C
= 10μF
L = 2.2μH, C
= 10μF
OUT
800
OUT
0
200
400
600
800
1000
0
200
400
600
1000
Output Current (mA)
Output Current (mA)
Copyright © 2020 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS5035A/B-03 February 2020
www.richtek.com
17
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
