A7110
DC-DC CONVERTER/ BUCK (STEP-DOWN)
1.0A 1.5MHz SYNCHRONOUS
AiT Semiconductor Inc.
www.ait-ic.com
ELECTRICAL CHARACTERISTICS
VDD=5V, TA=25°C
Parameter
Input Voltage Range
Feedback Voltage
Symbol
VDD
Conditions
Min.
2.5
Typ.
Max.
6.5
Unit
V
Vref
IFB
0.585
0.6
0.1
80
0.615
0.4
V
Feedback Leakage current
uA
Active, VFB=0.65, No Switching
Shutdown
uA
Quiescent Current
IQ
1
uA
Line Regulation
Load Regulation
Switching Frequency
PMOS RDSON
LnReg VIN=2.5V to 6.5V
LdReg IOUT=0.01 to 1.5A
FSOC
0.04
0.1
0.2
0.2
%/V
%/A
MHz
mΩ
mΩ
A
1.5
RDSON
RDSON
ILIMIT
P
400
320
500
400
NMOS RDSON
N
Peak Current Limit
1.0
1.5
V
OUT=5.5V, VSW=0 or 5.5V,
SW Leakage Current
ISWLK
10
1
uA
EN=0V
EN Leakage Current
EN Input High Voltage
EN Input Low Voltage
IENLK
VH_EN
VL_EN
uA
V
0.4
V
REV2.1
- JAN 2009 RELEASED, MAY 2016 UPDATED -
- 4 -
AITSEMI [ AiT Semiconductor ]
