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AIC1570 データシートの表示(PDF) - Analog Intergrations
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AIC1570
5-bit DAC, Synchronous PWM Power Regulator with LDO and Linear Controller
Analog Intergrations
AIC1570 Datasheet PDF : 18 Pages
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AIC1570
ELECTRICAL CHARACTERISTICS
(Continued)
PARAMETER
TEST CONDITIONS
LINEAR CONTROLLER
Regulation
Under-Voltage Level
0 < I
GATE3
< 10mA
FB3 falling
PWM CONTROLLER ERROR AMPLIFIER
DC GAIN
Gain Bandwidth Product
Slew Rate
COMP1=10pF
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
V
OUT1
Voltage Over-Voltage VSEN Rising
Trip
OCSET Current Source
FAULT Sourcing Current
Soft-Start Current
V
OCSET
=4.5V
DC
V
FAULT
=10V
Chip Shutdown Soft Start
Threshold
POWER GOOD
V
OUT1
Upper Threshold
V
OUT1
Under-Voltage
V
OUT1
Hysteresis
(VSEN/DACOUT)
VSEN Rising
VSEN Falling
Upper and Lower
Threshold
P
GOOD
Voltage Low
I
PGOOD
=-4mA
SYMBOL
MIN.
-2.5
FB3
UV
GBWP
SR
R
UGH
R
UGL
R
LGH
R
LGL
OVP
112
I
OCSET
I
OVP
I
SS
170
10
109
90.5
V
PGOOD
TYP. MAX. UNIT
+2.5
%
70
80
%
76
dB
11
MHz
6
V/
µ
S
5.2
6.5
Ω
3.3
5
Ω
4.1
6
Ω
3
5
Ω
115
118
%
200
230
µ
A
16
mA
11
µ
A
1.0
V
110.5 112
%
92
93.5
%
3
%
0.5
V
4
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