A7566
AiT Semiconductor Inc.
www.ait-ic.com
DC-DC CONVERTER BOOST(STEP-UP)
1.2MHz, MICROPOWER SYNCHRONOUS
ELECTRICAL CHARACTERISTICS
VIN =1.2V, VOUT=3.3V, TA=25°C, Test Circuit of Figure 1, unless otherwise noted.
Parameter
Condition
Min.
Typ.
0.85
0.75
-
Max.
Unit
V
Minimum Start-Up Voltage
Minimum Operating Voltage
Output Voltage Range
Feedback Voltage
IOUT =1mA
VCE = VIN
-
1.05
-
2.5
1.192
-
-
V
5
V
-40℃≤TA≤ 85℃
VCE = 0V
1.230
0.01
300
0.1
1.268
V
Quiescent Current(Shutdown)
Quiescent Current(Active)
NMOS Switch Leakage
PMOS Switch Leakage
1
μA
μA
μA
μA
Ω
Measured on VOUT
VLX = 5V
500
-
-
5
VLX = 0V
0.1
5
V
OUT = 3.3V
VOUT = 5V
OUT = 3.3V
VOUT = 5V
OUT = 3.3V, IOUT = 1mA
0.40
0.35
0.70
0.60
3.300
5.000
1
-
NMOS Switch ON Resistance
PMOS Switch ON Resistance
Output Voltage
-
-
Ω
V
-
-
Ω
-
3.201
4.850
-
-
Ω
V
3.399
V
VOUT = 5V , IOUT = 1mA, VIN = 2.4V
VIN = 0.8V to 3.0V, IOUT = 10mA
IOUT = 1mA to 100mA
5.150
V
Line Regulation
-
-
-
%/V
%/mA
mA
Load Regulation
-
0.02
850
NMOS Current Limit
Current Limit Delay to Output
Max Duty Cycle
600
NOTE 2
-
40
85
-
-
ns
%
VFB = 1.15V, -40℃≤TA≤ 85℃
80
0.95
0.85
0.35
-
1.2
1.5
1.5
1.50
1
MHz
MHz
V
Switching Frequency
-40℃ ≤TA ≤85℃
1.2
CE Input Threshold
0.60
0.01
CE Input Current
VCE = 5.5V
μA
NOTE2: Guaranteed by design.
REV1.1
- APR 2015 RELEASE, MAR 2018 UPDATED -
- 4 -
AITSEMI [ AiT Semiconductor ]
