A7501
AiT Semiconductor Inc.
www.ait-ic.com
DC-DC CONVERTER/BOOST(STEP-UP)
SUPER-SMALL PACKAGE VFM CONTROL
STEP-UPSWITCHING REGULATOR
ELECTRICAL CHARACTERISTICS
TA=25℃, VIN=1.5V，VOUT=3.3V, unless otherwise noted
Min.
Typ.
Max.
Test
Parameter
Symbol
Conditions
Unit
V
circuit
VOUT(S)
×0.98
-
VOUT(S)
×1.02
6.5
Output Voltage
VOUT
VIN
VOUT(S)
Input Voltage
Operation Start
Voltage
-
-
1
2
1
VST1
IOUT=1mA
-
-
-
1.1
25
7
V
OUT＝Output
voltage×0.9
VOUT＝Output
Active Current
IACT
20
uA
%
Input Current Without
Load
ISS
4.5
voltage×1.1
Line Regulation
Load Regulation
Output Voltage
Temperature
ΔVOUT1
ΔVOUT2
IOUT=30mA
-
-
0.22
0.35
0.4
0.5
IOUT=10uA~100mA
ΔVOUT1
ppm/
TA=-40℃～＋85℃
-
±40
120
-
℃
ΔTA× VOUT
Coefficient
Maximum Oscillation
Frequency
V
OUT＝Output
voltage×0.95
OUT＝Output
voltage×0.95
fosc
90
150
KHz
2
1
V
Duty Ratio
Efficiency
Duty
EFFI
70
-
77
88
84
-
%
％
NOTE: VOUT(S) specified above is the set output voltage value, and VOUT is the typical value of the actual output voltage. fOSC is the working
frequency.
REV1.3
- MAR 2009 RELEASED, JUN 2013 UPDATE-
- 4 -
AITSEMI [ AiT Semiconductor ]
