RT9750
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Copyright 2017 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation.
Register Descriptions
I
2
C Slave Address is 1100111 (67H)
Name Function Addr Reset
DEVICE_INFO DEVICE_INFO 0x00 0x00
Bit Mode Name Reset Value Description
[5:3] R DEVICE_RE 000 Device revision
[2:0] R DEVICE_ID 000 Device ID
RT9750
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Copyright 2017 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation.
Name Function Addr Reset
EVENT_1_MASK MASK 0x01 0x00
Bit Mode Name Reset Value Description
7 R/W VBUS_OVP_MASK 0
VBUS over-voltage fault mask.
0 – no mask. INT will toggle when VBUS_OVP_FLT bit
is set. (default)
1 – VBUS_OVP_FLT is masked. INT will not toggle
when VBUS_OVP_FLT bit is set.
6 R/W IBUS_REG_MASK 0
IBUS over-current fault mask.
0 – no mask. INT will toggle when IBUS_REG_FLT bit is
set. (default)
1 – IBUS_REG_FLT is masked. INT will not toggle
when IBUS_REG_FLT bit is set.
5 R/W VBAT_REG_MASK 0
VBAT over-voltage fault mask.
0 – no mask. INT will toggle when VBAT_REG_LDO bit
is set. (default)
1 – VBAT_REG_LDO is masked. INT will not toggle
when VBAT_REG_LDO bit is set.
4 R/W Reserved 0 Reserved
3 R/W VOUT_REG_MASK 0
VOUT over-voltage fault mask.
0 – no mask. INT will toggle when VOUT_REG_LDO bit
is set. (default)
1 – VOUT_REG_LDO is masked. INT will not toggle
when VOUT_REG_LDO bit is set.
2 R/W TBUS_OTP_MASK 0
VBUS over-temperature fault mask.
0 – no mask. INT will toggle when TBUS_OTP_FLT bit
is set. (default)
1 – TBUS_OTP_FLT is masked. INT will not toggle
when TBUS_OTP_FLT bit is set.
1 R/W TBAT_OTP_MASK 0
BAT over-temperature fault mask.
0 – no mask. INT will toggle when TBAT_OTP_FLT bit
is set. (default)
1 – TBAT_OTP_FLT is masked. INT will not toggle
when TBAT_OTP_FLT bit is set.
0 R/W IBUS_IREV_MASK 0
IBUS reverse current fault mask.
0 – no mask. INT will toggle when IBUS_REV_FLT bit is
set. (default)
1 – IBUS_REV_FLT is masked. INT will not toggle when
IBUS_REV_FLT bit is set.
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Copyright 2017 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation.
Name Function Addr Reset
EVENT_2_MASK MASK 0x02 0x00
Bit Mode Name Reset Value Description
7 R/W LOWCHG_ALM_MASK 0
LOWCHG_ALM event mask.
0 – no mask. INT will toggle when LOWCHG_ALM
bit is set. (default)
1 – LOWCHG_ALM is masked. INT will not toggle
when LOWCHG_ALM bit is set.
6 R/W ADC_DONE_MASK 0
ADC_DONE event mask.
After all required CHs complete, set ADC_DONE
0 – no mask. INT will toggle no mask when
ADC_DONE bit is set. (default).
1 – ADC_DONE bit is masked. INT will not toggle
when ADC_DONE bit is set.
5 R/W VDROP_ALM_MASK 0
VDROP_ALM_FLT mask.
0 – no mask. INT will toggle when
VDROP_ALM_FLT bit is set. (default)
1 – VDROP_ALM_FLT is masked. INT will not
toggle when VDROP_ALM_FLT bit is set.
4 R/W VDROP_OVP_MASK 0
VDROP_OVP_FLT mask.
0 – no mask. INT will toggle when
VDROP_OVP_FLT bit is set. (default)
1 – VDROP_OVP_FLT is masked. INT will not
toggle when VDROP_OVP_FLT bit is set.
3 R/W VBUS_INSERT_MASK 0
VBUS_INSERT mask.
0 – no mask. INT will toggle when VBUS_INSERT
bit is set. (default)
1 – VBUS_INSERT is masked. INT will not toggle
when VBUS_INSERT bit is set.
2 R/W BAT_INSERT_MASK 0
BAT_INSERT mask.
0 – no mask. INT will toggle when BAT_INSERT bit
is set. (default)
1 – VBUS_INSERT is masked. INT will not toggle
when BAT_INSERT bit is set.
1 R/W TSHUT_FLT_MASK 0
TSHUT_FLT mask.
0 – no mask. INT will toggle when TSHUT_FLT bit is
set. (default)
1 – TSHUT_FLT is masked. INT will not toggle
when TSHUT_FLT bit is set.
0 R/W IOC_FLT_MASK 0
IOC_FLT mask.
0 – no mask. INT will toggle when IOC_FLT bit is
set. (default)
1 – IOC_FLT is masked. INT will not toggle when
IOC_FLT bit is set.

RT9750WSC

Mfr. #:
Manufacturer:
Description:
IC BATT CHARGER 6A WL-CSP-42B
Lifecycle:
New from this manufacturer.
Delivery:
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Payment:
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