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MA5005 Datasheet(PDF) 4 Page - Major-Power Technology Co., LTD.

Part # MA5005
Description  1.2A 1.5MHz Synchronous Buck Converter
PDF  12 Pages
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Manufacturer  MPOWER [Major-Power Technology Co., LTD.]
Direct Link  http://major-power.com.tw/
Logo MPOWER - Major-Power Technology Co., LTD.

MA5005 Datasheet(HTML) 4 Page - Major-Power Technology Co., LTD.

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MA5005
Major Power Technology Co., Ltd.
Rev.1.5 Dec.01, 2016
ELECTRICAL CHARACTERISTICS
(VIN = 5V, VEN = 5V, VOUT = 1.8V, TA = 25°C)
Characteristics
Symbol
Conditions
Min
Typ
Max Units
Input Voltage Range
VIN
2.5
-
5.5
V
Input UVLO
UVLO
IOUT=0A
1.8
2.2
2.5
V
Input OVLO
OVLO
IOUT=0A
-
6.0
-
V
Quiescent Current
ICCQ
VFB = 1V
-
250
350
μA
Shutdown Current
ISD
VEN = 0V
-
0.1
1
μA
FB Pin Voltage
VFB
0.588
0.6 0.612
V
FB Pin Current (Note1)
IFB
-
-
±50
nA
Load Regulation
0A < IOUT<1.2A
-
0.6
-
%
Line Regulation
2.5V<VIN<5.5V
-
0.3
-
%/V
EN Pin Voltage High
VENH
1.5
-
-
V
EN Pin Voltage Low
VENL
-
-
0.4
V
EN Pin Leakage Current
VEN = 3V
-
0.1
1
μA
Switching Frequency
FOSC
1.1
1.5
1.9
MHz
Current Limit
CL
VIN = 3V, VFB = 0.5V
or VOUT = 90%, Duty
Cycle < 35%
1.4
1.7
-
A
Switching Maximum Duty
Dmax
-
-
100
%
Minimum Duty
Dmin
0
-
-
%
P-Switch RDS(ON)
RDS(ON)-P
-
300
-
m
Ω
N-Switch RDS(ON) (Note1)
RDS(ON)-N
-
200
-
m
Ω
Low Side Discharger
-
60
-
Ω
Thermal Shutdown
TSD
-
160
-
°C
Thermal Shutdown
Protection hysteresis
TSH
-
30
-
°C
Note1: Guaranteed by design.



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