AIC1571
ELECTRICAL CHARACTERISTICS
PARAMETER
LINEAR CONTROLLER
Regulation
Under-Voltage Level
0 < I
GATE2/3
< 10mA
FB2/3 falling
FB2/3
UV
-2.5
70
+2.5
80
%
%
TEST CONDITIONS
(Continued)
SYMBOL
MIN.
TYP.
MAX.
UNIT
PWM CONTROLLER ERROR AMPLIFIER
DC GAIN
Gain Bandwidth Product
Slew Rate
COMP1=10pF
GBWP
SR
76
11
6
dB
MHz
V/µS
PWM CONTROLLER GATE DRIVER
Upper Drive Source
Upper Drive Sink
Lower Drive Source
Lower Drive Sink
PROTECTION
V
OUT1
Voltage Over-Voltage
Trip
OCSET Current Source
FAULT Sourcing Current
Soft-Start Current
Chip Shutdown Soft Start
Threshold
POWER GOOD
V
OUT1
Upper Threshold
V
OUT1
Under-Voltage
V
OUT1
Hysteresis
(VSEN/DACOUT)
P
GOOD
Voltage Low
VSEN Rising
VSEN Falling
Upper and Lower Thresh-
old
I
PGOOD
=-4mA
V
PGOOD
109
90.5
110.5
92
3
0.5
112
93.5
%
%
%
V
VSEN Rising
V
OCSET
=4.5V
DC
V
FAULT
=10V
OVP
I
OCSET
I
OVP
I
SS
112
170
10
115
200
16
11
1.0
118
230
%
µA
mA
µA
V
VCC=12V, V
UGATE
=11V
VCC=12V, V
UGATE
=1V
VCC=12V, V
LGATE
=11V
VCC=12V, V
LGATE
=1V
R
UGH
R
UGL
R
LGH
R
LGL
5.2
3.3
4.1
3
6.5
5
6
5
Ω
Ω
Ω
Ω
4
AIC [ ANALOG INTERGRATIONS CORPORATION ]
