NCP5212A ON Semiconductor, NCP5212A Datasheet - Page 6

• Manufacturer Part Number: NCP5212A
• Description: Single Synchronous Step-Down Controller
• Manufacturer: ON Semiconductor

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ELECTRICAL CHARACTERISTICS
SUPPLY VOLTAGE
SUPPLY CURRENT
VOLTAGE−MONITOR
REFERENCE OUTPUT
2. Guaranteed by design, not tested in production.
Input Voltage
V
V
Master operation
V
Slave Operation
V
BST Quiescent Supply Current in
Master Operation
BST Quiescent Supply Current in
Slave Operation
BST Shutdown Current
VCCP Shutdown Current
VIN Supply Current
VIN Shutdown Current
Rising VCC Threshold
VCC UVLO Hysteresis
Rising VIN Threshold
VIN UVLO Hysteresis
Power Good High Threshold
Power Good High Hysteresis
Power Good Low Threshold
Power Good Low Hysteresis
Power Good High Delay
Power Good Low Delay
Output Overvoltage Rising Threshold
Overvoltage Fault Propagation Delay
Output Undervoltage Trip Threshold
Output Undervoltage Protection
Blanking Time
Internal Reference Voltage
CC
CC
CC
CC
Operating Voltage
Quiescent Supply Current in
Quiescent Supply Current in
Shutdown Current
Characteristics
IVCC_Master
(V
IBST_Master
IVCC_Slave
VPGH_HYS
IBST_Slave
VPGL_HYS
IVCCP_SD
IVCC_SD
IBST_SD
VCCHYS
IN
OVPTblk
UVPTblk
IVIN_SD
Td_PGH
Symbol
VINHYS
Td_PGL
VCCth+
OVPth+
VINth+
UVPth
VPGH
VPGL
IVIN
= 12 V, V
V
V
V
CC
ref
IN
CC
http://onsemi.com
PGOOD low hysteresis (PGOOD goes
regulation point, DH and DL are open,
= V
EN = VEN_Master, V
EN = VEN_Master, V
regulation point, DH and DL are open
EN = VEN_Disable, V
EN = VEN_Slave, V
EN = VEN_Slave, V
PGOOD in from higher Vo (PGOOD
PGOOD in from lower Vo (PGOOD
FB forced 2% above trip threshold
PGOOD high hysteresis (PGOOD
regulation point. DH, DL are open
regulation point, DH, DL are open
With respect to Error Comparator
With respect to Error Comparator
Wake Up, Design Spec. (Note 2)
CCP
EN = 0 V, V
= 5 V, T
EN = 0 V, V
EN = 5V, V
No boost trap diode
No boost trap diode
6
Threshold of 0.8 V
Threshold of 0.8 V
After Tss, (Note 2)
Test Conditions
goes high)
goes high)
Shutdown
goes low)
Wake Up
EN = 0 V
(Note 2)
(Note 2)
(Note 2)
(Note 2)
A
low)
=−40°C to 85°C, unless other noted)
CCP
IN
IN
FB
FB
FB
FB
= 27 V
CC
= 27 V
forced above
forced above
= 5 V
forced above
forced above
= 5 V, True
0.7936
4.05
Min
200
200
105
110
4.5
4.5
3.4
80
75
−
8/fsw
4.25
1.25
Typ
275
500
110
115
5.0
1.5
1.5
3.8
1.5
1.5
0.8
85
−5
80
−
5
0.8064
Max
4.48
400
800
115
120
5.5
2.5
2.5
0.3
0.3
4.2
27
35
90
85
1
1
1
1
−
Unit
mA
mA
mA
mA
mV
mV
ms
mA
mA
mA
mA
mA
ms
ms
%
%
%
%
%
%
V
V
V
V
V
s