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LP3209 Datasheet(PDF) 4 Page - Lowpower Semiconductor inc

Part # LP3209
Description  1.5MHz, 1.5A Step-Down Converter
PDF  10 Pages
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Manufacturer  POWER [Lowpower Semiconductor inc]
Direct Link  http://www.lowpowersemi.com
Logo POWER - Lowpower Semiconductor inc

LP3209 Datasheet(HTML) 4 Page - Lowpower Semiconductor inc

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LP3209-01
Jul.-2017
Email: marketing@lowpowersemi.com
www.lowpowersemi.com
Page 4 of 10
Preliminary Datasheet
LP3209
Electrical Characteristics
(VIN =VEN, Typical values are TA=25℃ )
Symbol
Parameter
Condition
Min
Typ
Max
Units
VIN
Input Voltage
2.5
5.5
V
VOUT
Output Voltage Range
0.6
VIN
V
IQ
Quiescent Current
EN=HIGH,VIN=5V
70
µA
ISHDN
Shutdown Current
EN=GND
1
µA
ILIM
P-Channel Current Limit
3
A
RDS(ON)H
High-Side Switch On Resistance
200
m
RDS(ON)L
Low-Side Switch On Resistance
130
m
ISW_LEAK
SW Leakage Current
VEN=0V,
VSW=0 or 5V, VIN=5V
1
µA
VFB
Feedback Threshold Voltage
Accuracy
VIN=2.5 to 5.5V,
IOUT=10 to 1500mA
0.588
0.6
0.612
V
IFB
FB Leakage Current
VFB=1 .0V
30
nA
fOSC
Oscillator Frequency
VFB=0.6V
1.5
MHz
tS
Startup Time
From Enable to Output
Regulation
120
µs
TSD
Over-Temperature Shutdown
Threshold
150
℃
VEN(L)
Enable Threshold Low
0.4
V
VEN(H)
Enable Threshold High
1.4
V
IEN
Input Low Current
VIN=VEN=5.0V
10
µA
Note: Output Voltage: VOUT=0.6×(1+R1/R2) Volts;



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