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ACE7222C Datasheet(PDF) 4 Page - ACE Technology Co., LTD.

Part # ACE7222C
Description  2A 2MHz 5.5V Synchronous Buck Converter
PDF  10 Pages
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Manufacturer  ACE [ACE Technology Co., LTD.]
Direct Link  http://www.ace-ele.com
Logo ACE - ACE Technology Co., LTD.

ACE7222C Datasheet(HTML) 4 Page - ACE Technology Co., LTD.

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ACE7222C
2A 2MHz 5.5V Synchronous Buck Converter
VER 1.2
4
Electrical Characteristics
(Vin=5V, TA=25°
C, unless otherwise specified.)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VIN
Input Voltage Range
2.6
5.5
V
VOVP
Input overvoltage
threshold
6.1
V
VREF
Feedback voltage
Vin=5V
0.588
0.6
0.612
V
IFB
Feedback Leakage
Current
0.1
1
uA
IQ
Quiescent current
Active, VFB=0.65,
No Switching
80
uA
ISHUTDOWN
Shutdown input current
EN=0V
1
uA
LNR
Line Regulation
Vin=2.6V to 5.5V
0.1
0.2
%/V
LDR
Load Regulation
Iout=0.01 to 1A
0.1
0.2
%/A
F
SOC
Switching Frequency
1.6
2
2.4
MHz
RDSON_P
PMOS Rdson
180
250
mohm
RDSON_N
NMOS Rdson
150
250
mohm
V
UVLO
Under Voltage Lockout
1.9
2.1
2.3
V
V
UVLO_HY
UVLO Hysteresis
100
mV
I
LIMIT
Peak Current Limit
2.7
3.3
A
I
NOLOAD
Vin=5V, Vout=3.3V,
Iout=0A
80
uA
I
SWLK
SW Leakage Current
Vout=6V,VSW=0 or
6V,EN=0V
1
uA
I
ENLK
EN Leakage Current
1
uA
V
H_EN
EN Input High Voltage
1.2
V
V
L_EN
EN Input Low Voltage
0.5
V
TSD
Thermal shutdown
temp
160
°C
TSH
Thermal shutdown
hysteresis
15
°C



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