AS3525-A/-B C22O22
Data Sheet, Confidential
Figure 58 15V Step-Up Performance Characteristics
Efficiency vs Output Current
100
90
80
70
60
50
40
30
20
VIN=3.6V
DCDC stepup
Current controlled 0..15V
1
10
100
OUTPUT CURRENT [mA]
7.4.16.3 Register Description
Table 142 DCDC15 Register
Name
Base
Default
0x00
DCDC15
I2C audio master
15V DCDC Register
This register is reset at a DVDD-POR.
Offset: 0x23
Bit
Bit Name
I_V15<4..0>
Default
000
00000
Access
Bit Description
7:5
4:0
n/a
R/W
defines the current through the LED = 1.25mA * I_V15
00000: DCDC15 switched off
00001: 1.25mA
00010: 2.5mA
..
11110: 37.5mA
11111: 38.75mA
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