Specification

o
B
it[3:0]
Min Off Time
Setting of
GDR [ Time unit ]
0000-001
1 NA
0100 2.6
0101 3.2
0110 3.9
0111 4.6
1000 5.4
1001 6.3
1010 7.3
1011 8.
4
1100 9.8
1101 11.
5
1110 13.8
1111 16.5
R/W#
D
/C#
Hex D7 D6 D5 D4 D3 D2 D1 D0 Command
Description
0 0 0C 0 0 0 0 1 1 0 0 Booster Soft
start
Control
Booster Enable with Phase 1, Phase 2
and Phase 3 for soft start current and
duration setting.
A
[
7:
0]
-> S
of
t st
a
r
t
s
e
tti
n
g fo
r
Ph
a
s
e
1
= 8Bh [POR]
B[7:0] -> Soft start setting for Phase2
= 9Ch [POR]
C[7:0] -> Soft start setting for Phase3
= 96h [POR]
D[7:0] -> Duration setting
= 0Fh [POR]
Bit Description of each byte:
A[6:0]
/
B[6:0]
/
C[6:0]
:
0 1 1 A6 A5 A4 A3 A2 A1 A0
0 1 1 B6 B5 B4 B3 B2 B1 B0
0 1 1 C6 C5 C4 C3 C2 C1 C0
0 1 0 0 D5 D4 D3 D2 D1 D0
Bit[6:4] Driving Strength
Selecti
000 1(Weakest)
001 2
010 3
011 4
100 5
101 6
110 7
D[5:0]: duration setting of phase
D[5:4]:
duration setting of phase 3
D[3:2]:
duration setting of phase 2
D[1:0]:
duration setting of phase 1
Bit[1:0]
Du
ration of Phase
[Approximation]
00 10ms
01 20ms
10 30ms
11 40ms
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