RT9750
28
DS9750-00 March 2017www.richtek.com
©
Copyright 2017 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation.
Name Function Addr Reset
EVENT_STATUS_2 STATUS_2 0x25 0x00
Bit Mode Name Reset Value Description
7 R LOWCHG_ALM_STATUS 0
Indicates if LOWCHG_ALM threshold is
reached.
0 – no LOWCHG_ALM (default)
1 – LOWCHG_ALM when CHG_EN and
IBUS < threshold
6 R ADC_DONE_STATUS 0
Indicates if the ADC conversion is
complete for the requested parameters in
1-shot mode only (set from 0x07).
0 – Conversion not complete (default)
1 – Conversion complete
5 R VDROP_ALM_STATUS 0
Indicates if VDROP_ALM threshold is
reached.
0 – no fault (default)
1 – VDROP_ALM fault
4 R VDROP_OVP_STATUS 0
Indicates if VDROP_OVP threshold is
reached.
0 – no fault (default)
1 – VDROP_OVP fault
3 R VBUS_INSERT_STATUS 0
Indicates if VBUS is detected
0 – no VBUS (default)
1 – VBUS inserted (VBUS > 2.8V)
2 R BAT_INSERT_STATUS 0
Indicates if battery is detected (sensed
between BATP and BATN).
0 – no BAT (default)
1 – BAT inserted (VBAT > 2.0V)
1 R TSHUT_STATUS 0
IC thermal shutdown fault indicator. (TDIE
> 125°C)
0 – Normal operation (default)
1 – Thermal shutdown
0 R IOC_STATUS 0
Indicates if high current from VBUS to
VOUT has hit the internal threshold.
0 – no fault (default)
1 – High current fault
Name Function Addr Reset
Control Control 0x26 0x01
Bit Mode Name Reset Value Description
[3:0] R/W IREV_OCP 0001
IREV_OCP (Ron = 10m)
Offset : 0A
LSB<3:0> : 4A (40mV), 2A (20mV), 1A
(10mV), 0.5A (5mV)
Range Min : 0A (0b0000)
Range Max : 4A (0b1000)
Default : 500Ma (0b0001)
