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L6728AH Datasheet(PDF) 8 Page - STMicroelectronics

Part # L6728AH
Description  High frequency single phase PWM controller with Power Good
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6728AH Datasheet(HTML) 8 Page - STMicroelectronics

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Electrical specifications
L6728AH
8/33
Doc ID 15726 Rev 1
Gate drivers
IUGATE
HS source current
BOOT - PHASE = 5 V
1.5
A
RUGATE
HS sink resistance
BOOT - PHASE = 5 V
1.1
Ω
ILGATE
LS source current
VCC = 5 V
1.5
A
RLGATE
LS sink resistance
VCC = 5 V
0.65
Ω
Over-current protection
IOCSET
OCSET current source
Sourced from LGATE pin, during OC
setting phase
910
11
μA
VOC_SW
OC switch-over threshold
VLGATE/OC rising
600
mV
Over and under-voltage protections
OVP
OVP threshold
VSEN rising
0.90
1.00
1.10
V
unlatch, VSEN falling
0.35
0.40
0.45
V
UVP
UVP threshold
VSEN falling
0.50
0.60
0.70
V
VSEN
VSEN bias current
Sourced from VSEN
100
nA
PGOOD
PGOOD
Upper threshold
VSEN rising
0.860
0.890
0.920
V
Lower threshold
VSEN falling
0.680
0.710
0.740
V
VPGOODL
PGOOD voltage low
IPGOOD = -4 mA
0.4
V
1.
Guaranteed by design, not subject to test.
Table 5.
Electrical characteristics (continued)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit


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