Selection Guide - High Power Application & Universal Application
Step Down Series
Part No.
AIC1401
AIC1550
AIC1554
AIC1555
AIC1563
AIC1569A
AIC1573
AIC1576
AIC1577
AIC1578
AIC1579/L
AIC1580/L
AIC1591
AIC1592
AIC1594
AIC1595
AIC1596
AIC2510
AIC2511
Supply Voltage
min.
9.5
2.5
2.5
2.5
3
10.2
3
4
4.5
4
9.5
9.5
8
4.5
4.5
4.5
4.5
4.5
4.5
max.
12.0
6.5
6.5
6.5
30.0
14.0
30.0
18.0
24.0
18.0
12.0
12.0
25.0
6.5
30.0
24.0
30.0
30.0
24.0
1.3V ~ V
IN
0.75V ~ V
IN
0.75V ~ V
IN
0.75V ~ V
IN
1.25V ~ V
IN
1.3V ~ 3.5V
1.25V ~ V
IN
1.22V ~ V
IN
0.8V ~ 20V
1.22V ~ V
IN
2.0V ~ V
IN
/ 1.3V~ V
IN
2.0V ~ V
IN
/ 1.3V~ V
IN
0.8V ~ V
IN
0.8V ~ V
IN
1.25V ~ V
IN
1.25V~ V
IN
1.25V~ V
IN
1.25V~ V
IN
1.25V~ V
IN
*Output Voltage
Current
Limit
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Freq.
(KHZ)
200
500~1000
500~1000
500 ~1000
0.1 ~ 100
200 ~ 350
0.1~100
90 ~ 280
500
90 ~ 280
200
200
300
300
150
150
150
150
150
Multiple Output Series
Part No.
Multioutput
1 Step Down Synchronous Controller
1 Linear Regulator 1 Linear Controller
1 Step Down Synchronous Controller
2 Linear Controller
2 Charge-pump
1 Linear Regulator
1 Step Down Synchronous Controller
1 Linear Regulator 1 Linear Controller
1 Step Down Synchronous Controller
2 Linear Controller
Supply Voltage
*Output Voltage
min.
10.4
max.
12.0
V
REF
= 1.265, 1.275, 1.3
Current
Limit
V
AIC1340
AIC1341
10.4
12.0
V
REF
= 1.27, 1.275, 1.3
Charge-pump: +30
-10
Linear: V
ADJ
=1.25
Switching V
OUT
= 1.3~3.5
Linear V
REF
=1.265, 1.275
Switching V
OUT
=1.3~3.5
Linear V
REF
=1.27, 1.275
V
-
-
V
V
AIC1533
10.0
15.0
AIC1570
10.4
12.0
AIC1571
10.4
12.0
V
Universal Application
Current Function (A)
Part No.
Architecture
Supply Voltage
Internal
Switch
I
SW
Limit
External
Switch
V
V
1.6
Low IQ
12mA
12mA
1.6mA
AIC3842
AIC3843
MC34063A
Flyback
Flyback
Step Down, Step Up, Inverting
17.5 ~ 30.0
9.0 ~ 30.0
3.0 ~ 30.0
Glossary:
(1) V
REF
could be the minimum V
OUT
. In the application, V
OUT
depends on the designed external resistors.
Please check with datasheets for more information.
(2) Internal Switch I
OUT
: built-in switch output current. I
SW
Limit: Internal switching current limit Maximum I
OUT
can never exceed I
SW
limit.
Max. I
OUT
=(Efficiency)•(V
IN
/V
OUT
)•I
SW
7