EVAL-ADM1275EBZ Datasheet, PDF (20/48 Pages) Analog Devices – Hot-Swap Controller and Digital Power

ADM1275
FUNCTIONAL BLOCK DIAGRAMS
SENSE+
SENSE–
VCC
+×50–
ADM1275-1
VCAP LDO
UV
+
1.0V _–
OV
ISET
–
1.0V ₊
REF
SELECT
IOUT
+
–
CHARGE
PUMP
V_CP
GATE
DRIVE/
LOGIC
TIMEOUT
CURRENT
LIMIT
1.0V
CURRENT
LIMIT
SS
CONTROL
CURRENT
LIMIT
TIMER
TIMER
TIMEOUT
SENSE+
VOUT
IOUT
12-BIT
ADC
LOGIC
AND
PMBus
GND
GATE
VOUT
FLB
PWRGD
GPO1/ALERT1/CONV
GPO2/ALERT2
LATCH
SCL
SDA
ADR
Figure 43. ADM1275-1 Functional Block Diagram
SENSE+
SENSE–
VCC
+×50–
ADM1275-2
VCAP LDO
UV
+
1.0V _–
IOUT
CHARGE
PUMP
V_CP
GATE
DRIVE/
LOGIC
TIMEOUT
+
CURRENT
ISET
REF
SELECT
–
LIMIT
1.0V
CURRENT
LIMIT
SS
CONTROL
CURRENT
LIMIT
GATE
FLB
TIMER TIMER TIMEOUT
SENSE+
VOUT
IOUT
12-BIT
ADC
LOGIC
AND
PMBus
PWRGD
GPO1/ALERT1/CONV
SCL
SDA
ADR
GND
Figure 44. ADM1275-2 Functional Block Diagram
Data Sheet
VCC
VCAP
ENABLE
UV
OV
ISET
SS
SENSE+
SENSE–
+×50–
LDO
+
1.0V _–
–
1.0V ⁺
REF
SELECT
IOUT
+
–
ADM1275-3
CHARGE
PUMP
V_CP
GATE
DRIVE/
LOGIC
TIMEOUT
CURRENT
LIMIT
1.0V
CURRENT
LIMIT
CURRENT
LIMIT
CONTROL
TIMER
TIMER
TIMEOUT
SENSE+
VOUT
IOUT
12-BIT
ADC
LOGIC
AND
PMBus
GND
GATE
VOUT
FLB
PWRGD
GPO2/ALERT2
LATCH
SCL
SDA
ADR
Figure 45. ADM1275-3 Functional Block Diagram
Rev. D | Page 20 of 48