Datasheet

7.7. EPROM Settings Examples
Table 3: Example EPROM Configuration Using External Resistors
ADR
NAME
B7
B6
B5
B4
B3
B2
B1
B0
Hex
A0h
CFG0
CURRENT[7:0]
11111111 (Set maximum current and dim with PWM)
FF
A1h
CFG1
PDET_SB
CURR_MAX[2:0]
CURRENT[11:8]
1
011 (20mA)
1111
BF
A2h
CFG2
RESERVED
UVLO_EN
UVLO_TH
BL_ON
ISET_EN
BST_FSET
PWM_FSET
00
1
0
1
1
1
1
2F
A3h
CFG3
RESERVED
PWM_SLOPE[2:0]
FILTER[1:0]
PWM_HYST[1:0]
0
000
00
00
00
A4h
CFG4
PWM_TO_I_THRESHOLD[3:0]
NLC_EN
STEADY
DITHER[1:0]
0111 (25% transition point)
0
0
00
70
A5h
CFG5
PDIRECT
PS_MODE[2:0]
PWM_FREQ[3:0]
0
000 (6 phase)
0100 (9.6kHz)
04
A6h
CFG6
BOOST_FREQ[1:0]
VBOOST[5:0]
10 (1.25 MHz)
000000 (Initial Boost Voltage 16V)
80
A7h
CFG7
Reserved
EN_DRV3
EN_DRV2
PFM_THR[1:0]
IBOOST_LIM[1:0]
00
1
1
11
11 (1.8A)
3F
A8h
CFG8
Reserved
Reserved
Reserved
Reserved
00
00
00
00
00
A9h
CFG9
VBOOST_MAX[2:0]
JUMP_EN
JUMP_THR[1:0]
JUMP_VOLT[1:0]
100 (33V)
0
00
00
80
AAh
CFG10
SSCLK_EN
Reserved
Reserved
ADAPTIVE
HEADROOM[2:0]
0
0
00
1
111
0F
ABh
CFG11
Reserved
00
ACh
CFG12
Reserved
Reserved
00
ADh
CFG13
Reserved
00
AEh
CFG14
STEP_UP[1:0]
STEP_DN[1:0]
FAULT_THR[1:0]
COMP_HYST[1:0]
00
00
11
11
0F
AFh
CFG15
ID[7:0]
00000001
01