AIC1574 AIC [Analog Intergrations Corporation], AIC1574 Datasheet - Page 4
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AIC1574
Manufacturer Part Number
AIC1574
Description
5-bit DAC, Synchronous PWM Power Regulator with Triple Linear Controllers
Manufacturer
AIC [Analog Intergrations Corporation]
Datasheet
1.AIC1574.pdf
(20 pages)
n
ELECTRICAL CHARACTERISTICS
Supply Current
VCC SUPPLY CURRENT
POWER ON RESET
Rising VCC Threshold
Falling VCC Threshold
Rising VAUX Threshold
VAUX Threshold Hysteresis
Rising VOCSET1 Threshold
OSCILLATOR
Free Running Frequency
Total Variation
Ramp. Amplitude
REFERENCE AND DAC
DAC (VID0~VID4) Input Low
Voltage
DAC (VID0~VID4) Input High
Voltage
DACOUT Voltage Accuracy
Bandgap Reference Voltage
Bandgap Reference Toler-
ance
LINEAR REGULATOR (OUT2, OUT3, OUT4)
Regulation
VSEN2 Regulation Voltage
VSEN2 Regulation Voltage
VSEN3 Regulation Voltage
VSEN3 Regulation Voltage
Under-Voltage Level
( V
Under-Voltage Hysteresis
(V
Output Drive Current (All
Linears )
SEN
SEN
/V
/V
PARAMETER
REG
REG
)
)
UGATE, LGATE, GATE3 and
VOUT2 open
VOCSET=4.5V
VOCSET=4.5V
6k <RT to GND<200k
RT=open
V
Select<0.8V
Select>2.0V
V
V
V
DAC
SEN
SEN
AUX
RT=Open
=1.8V~3.5V
-V
TEST CONDITIONS
Rising
Falling
DRIVE
> 0.6V
(Vcc=12V, TJ=25 C, Unless otherwise specified)
SYMBOL
VAUX
VAUX
V
V
V
V
V
V
V
V
OCSETH
V
CCTHR
V
SENUV
CCTHF
V
V
REG2
REG2
REG3
REG4
I
CC
REF
F
IDH
IDL
OSC
THR
HYS
MIN.
-1.0
-2.5
170
8.2
-15
2.0
20
1.265
TYP.
1.26
500
200
2.5
1.5
1.5
3.3
1.5
1.8
75
30
3
3
5
MAX.
10.4
+1.0
+2.5
230
+15
0.8
AIC1574
VP-P
UNIT
KHz
mA
mV
mA
%
%
%
%
%
%
V
V
V
V
V
V
V
V
V
V
V
4