AIC1550 AIC [Analog Intergrations Corporation], AIC1550 Datasheet - Page 4

• Manufacturer Part Number: AIC1550
• Description: Low-Noise Synchronous PWM Step-Down DC/DC Converter
• Manufacturer: AIC [Analog Intergrations Corporation]

Note 1: Specifications are production tested at TA=25°C. Specifications over the -40°C to 85°C operating
Note 2: Maximum specification is guaranteed by design, not production tested.
(V
PARAMETER
Input Voltage Range
Output Adjustment Range
Feedback Voltage
Line Regulation
Load Regulation
FB Input Current
P-Channel On-Resistance P
N-Channel On-Resistance N
P-Channel Current-Limit
Threshold
Quiescent Current
Shutdown Supply Current
LX Leakage Current
Oscillator Frequency
SYNC Capture Range
Maximum Duty Cycle
Undervoltage Lockout
Threshold
Logic Input High
Logic Input Low
Logic Input Current
SYNC/MODE Minimum
Pulse Width
ELECTRICAL CHARACTERISTICS
IN
=+3.6V, T
temperature range are assured by design, characterization and correlation with Statistical
Quality Controls (SQC).
A
=+25°C, SYNC/MODE =GND,
SYMBOL CONDITIONS
duty
RDS(ON)
RDS(ON)
UVLO
V
f
V
V
OSC
V
I
V
OUT
FB
FB
IN
IH
IL
MAX
Duty Cycle = 100% to 23%
I
V
I
I
(Note 2)
SYNC/MODE = GND,
V
leakage current
V
V
85mV
High or low
SHDN = LX = GND, includes LX
SHDN , SYNC/MODE, LIM
SHDN , SYNC/MODE, LIM
SHDN , SYNC/MODE, LIM
OUT
LX
LX
FB
FB
IN
IN
= 100mA
= 100mA
= 5.5V, V
rising, typical hysteresis is
= 1.4V,
= 1.4V, LX unconnected
= 0 to 800mA
SHDN
LX
= 0 or 5.5V
V
V
V
V
IN
IN
IN
IN
=IN, unless otherwise specified.) (Note1)
= 3.6V
= 2.5V
= 3.6V
= 2.5V
0.735
V
MIN
400
500
100
500
-50
-20
2.5
1.9
REF
-1
1
2
TYP
0.75
0.01
0.32
0.38
0.32
0.38
-1.3
500
1.5
0.1
0.1
2.0
0.1
+1
35
0.765
MAX
1000
0.65
0.65
600
6.5
V
2.1
2.1
0.4
50
70
20
1
1
IN
AIC1550
UNITS
KHz
KHz
nA
µA
µA
µA
µA
nS
%
%
%
Ω
Ω
V
V
V
A
V
V
V
4