AIC1571 Datasheet, PDF (4/18 Pages) Analog Intergrations Corporation – 5-bit DAC, Synchronous PWM Power Regulator with Dual Linear Controllers

AIC1571
ELECTRICAL CHARACTERISTICS (Continued)
PARAMETER
TEST CONDITIONS SYMBOL MIN.
LINEAR CONTROLLER
Regulation
0 < I_GATE2/3 < 10mA
Under-Voltage Level
FB2/3 falling
PWM CONTROLLER ERROR AMPLIFIER
-2.5
FB2/3_UV
DC GAIN
Gain Bandwidth Product
GBWP
Slew Rate
COMP1=10pF
SR
PWM CONTROLLER GATE DRIVER
Upper Drive Source
Upper Drive Sink
Lower Drive Source
Lower Drive Sink
PROTECTION
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
V_OUT1 Voltage Over-Voltage VSEN Rising
Trip
OVP
112
OCSET Current Source
FAULT Sourcing Current
Soft-Start Current
Chip Shutdown Soft Start
Threshold
POWER GOOD
V_OCSET=4.5V_DC
V_FAULT=10V
I_OCSET
I_OVP
I_SS
170
10
V_OUT1 Upper Threshold
V_OUT1 Under-Voltage
V_OUT1 Hysteresis
(VSEN/DACOUT)
VSEN Rising
VSEN Falling
Upper and Lower Thresh-
old
109
90.5
P_GOOD Voltage Low
I_PGOOD=-4mA
V_PGOOD
TYP. MAX. UNIT
+2.5
%
70
80
%
76
dB
11
MHz
6
V/µS
5.2
6.5
Ω
3.3
5
Ω
4.1
6
Ω
3
5
Ω
115
118
%
200
230
µA
16
mA
11
µA
1.0
V
110.5 112
%
92
93.5
%
3
%
0.5
V
4