MAX77801 Datasheet, PDF (21/25 Pages) Maxim Integrated Products – Flexibility Supports Various Designs

MAX77801
High-Efficiency Buck-Boost Regulator
CONFIG1
Configuration Register1
ADDRESS
0x02
BIT
7:6
MODE
R/W
NAME
RESERVED
5
BB_RU_SR
POR
00
0
4
BB_RD_SR
0
3:2
BB_OVP_TH[1:0]
11
1
BB_AD
1
0
BB_FPWM
0
TYPE: O
RESET VALUE: 0x0E
DESCRIPTION
Rising Ramp-Rate Control
0: 12.5mV/µs
1: 25mV/µs
Ramp-Down Slew Rate Control
0: 3.125mV/µs
1: 6.25mV/µs
Output OVP Threshold
00b: No OVP
01b: 110% of VOUT
10b: 115% of VOUT
11b: 120% of VOUT
Output Active Discharge
0: Disable Active Discharge
1: Enable Active Discharge
Forced PWM Enable
0: SKIP Mode
1: Forced PWM
CONFIG2
Configuration Register2
ADDRESS
0x03
BIT
7
MODE
R/W
NAME
RESERVED
6
BB_EN
POR
0
1
5
EN_PD
1
4
POK_POL
1
3:0
RESERVED
0000
TYPE: O
RESET VALUE: 0x70
DESCRIPTION
0: Disable buck-boost output
1: Enable buck-boost output
EN Input Pulldown Resistor Enable Setting
0: Disable
1: Enable
0: Active low
1: Active high
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