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AIC1574CS Datasheet(PDF) 4 Page - Analog Intergrations Corporation

Part # AIC1574CS
Description  5-bit DAC, Synchronous PWM Power Regulator with Triple Linear Controllers
PDF  20 Pages
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Manufacturer  AIC [Analog Intergrations Corporation]
Direct Link  http://www.analog.com.tw
Logo AIC - Analog Intergrations Corporation

AIC1574CS Datasheet(HTML) 4 Page - Analog Intergrations Corporation

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AIC1574
4
n ELECTRICAL CHARACTERISTICS (Vcc=12V, TJ=25°C, Unless otherwise specified)
PARAMETER
TEST CONDITIONS
SYMBOL
MIN.
TYP.
MAX.
UNIT
VCC SUPPLY CURRENT
Supply Current
UGATE, LGATE, GATE3 and
VOUT2 open
ICC
3
mA
POWER ON RESET
Rising VCC Threshold
VOCSET=4.5V
VCCTHR
10.4
V
Falling VCC Threshold
VOCSET=4.5V
VCCTHF
8.2
V
Rising VAUX Threshold
VAUXTHR
2.5
V
VAUX Threshold Hysteresis
VAUXHYS
500
mV
Rising VOCSET1 Threshold
VOCSETH
1.26
V
OSCILLATOR
Free Running Frequency
RT=Open
F
170
200
230
KHz
Total Variation
6k
Ω<RT to GND<200kΩ
-15
+15
%
Ramp. Amplitude
RT=open
∆VOSC
1.5
VP-P
REFERENCE AND DAC
DAC (VID0~VID4) Input Low
Voltage
VIDL
0.8
V
DAC (VID0~VID4) Input High
Voltage
VIDH
2.0
V
DACOUT Voltage Accuracy
VDAC=1.8V~3.5V
-1.0
+1.0
%
Bandgap Reference Voltage
VREF
1.265
V
Bandgap Reference Toler-
ance
-2.5
+2.5
%
LINEAR REGULATOR (OUT2, OUT3, OUT4)
Regulation
3
%
VSEN2 Regulation Voltage
Select<0.8V
VREG2
1.5
V
VSEN2 Regulation Voltage
Select>2.0V
VREG2
3.3
V
VSEN3 Regulation Voltage
VREG3
1.5
V
VSEN3 Regulation Voltage
VREG4
1.8
V
Under-Voltage Level
( VSEN/VREG)
VSEN Rising
VSENUV
75
%
Under-Voltage Hysteresis
(VSEN/VREG)
VSEN Falling
5
%
Output Drive Current (All
Linears )
VAUX-VDRIVE > 0.6V
20
30
mA



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