Datasheet

S/H
MUX ADC
VIN
VOUT
IIN
VAUX
DIODE
READ_VIN 88h
READ_IIN 89h and D1h READ_PIN 97h andDFh
READ _VOUT 8Bh
READ_TEMPERATURE_1 8Dh
READ _VAUX D0h
VIN_UV_WARN_LIMIT 58h VIN_OV_WARN_LIMIT 57h
CMP CMP
VIN_UV WARNING STATUS_INPUT 7Ch VIN_OV WARNING STATUS_INPUT 7Ch
IIN_OC_WARN_LIMIT 5Dh and D3h
READ_AVG_VIN DCh
SAMPLES_FOR_AVG DBh
READ_AVG_VOUT DDh
READ_AVG_IIN DEh
READ_AVG_PIN DFh
UVLO OVLO
SENSE
CMP
IIN _OC WARNING STATUS_INPUT 7Ch
CMP
1.16 1.16
VIN_OV_FAULT STATUS_INPUT 7Ch VIN_UV_FAULT STATUS_INPUT 7Ch STATUS_WORD 79h STATUS_BYTE 78h
CURRENT LIMIT
MOSFET
DISSIPATION
LIMIT
CIRCUIT
BREAKER
IIN_OC FAULT STATUS_INPUT 7Ch Circuit Breaker FAULT STATUS_MFR_SPECIFIC 80h
PIN_OP_WARN_LIMIT D4h
CMP
PIN_OP WARNING STATUS_INPUT 7Ch
VOUT_UV_WARN_LIMIT 43h
CMP
VOUT_UV WARNING STATUS_VOUT 7Ah
OT_WARNING_LIMIT 51h
CMP
OT_ FAULT_LIMIT
4Fh
CMP
OT_ FAULT_LIMIT STATUS_TEMPERATURE 7Dh STATUS_WORD 79h STATUS_BYTE 78h
OT_WARNING_LIMIT STATUS_TEMPERATURE 7Dh
MOSFET STATUS
FET Shorted FAULT STATUS_MFR_SPECIFIC 80h
GATE MASK
FAULT
SYSTEM
WARNING
SYSTEM
DATA
OUTPUT
WARNING
LIMITS
AVERAGED
DATA
READ_PIN_PEAK D5h
CLEAR_PIN_PEAK D6h
PEAK-HOLD
+12
To load
PMBus Interface
CMP
CMP CMP CMP
-
+
READ_EIN 86h
LM25066I, LM25066IA
www.ti.com SNVS824C –JUNE 2012–REVISED MARCH 2013
Figure 49. Command/Register and Alert Flow Diagram
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