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HT7144-2 Datasheet(PDF) 4 Page - Holtek Semiconductor Inc

Part # HT7144-2
Description  30mA Low Power LDO
Download  15 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT7144-2 Datasheet(HTML) 4 Page - Holtek Semiconductor Inc

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Rev. 1.00
4
April 10, 2013
HT71xx-2
HT7125-2, +2.5V Output Type
Ta=25°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VIN
Conditions
VOUT
Output Voltage
4.5V IOUT=10mA
2.475
2.500
2.525
V
IOUT
Output Current
4.5V
20
30
mA
∆VOUT
Load Regulation
4.5V 1mA≤IOUT≤20mA
15
45
mV
VDIF
Voltage Drop (Note)
— IOUT=1mA, ∆VOUT=2%
35
100
mV
ISS
Current Consumption
4.5V No load
2.5
4.0
µA
D V OU T
D V IN ´ V OU T
Line Regulation
— 3.5V≤VIN≤30V, IOUT=1mA
0.1
0.2
%/V
VIN
Input Voltage
30
V
D V OU T
D T a ´ V OU T
Temperature Coefficient
4.5V IOUT=10mA, -40°C<Ta<85°C
±100
ppm/°C
Note:Dropoutvoltageisdefinedastheinputvoltageminustheoutputvoltagethatproducesa2%changeinthe
outputvoltagefromthevalueatVIN=VOUT+2Vwithafixedload.
HT7127-2, +2.7V Output Type
Ta=25°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VIN
Conditions
VOUT
Output Voltage
4.7V IOUT=10mA
2.673
2.700
2.727
V
IOUT
Output Current
4.7V
20
30
mA
∆VOUT
Load Regulation
4.7V 1mA≤IOUT≤20mA
15
45
mV
VDIF
Voltage Drop (Note)
— IOUT=1mA, ∆VOUT=2%
35
100
mV
ISS
Current Consumption
4.7V No load
2.5
4.0
µA
D V OU T
D V IN ´ V OU T
Line Regulation
— 3.7V≤VIN≤30V, IOUT=1mA
0.1
0.2
%/V
VIN
Input Voltage
30
V
D V OU T
D T a ´ V OU T
Temperature Coefficient
4.7V IOUT=10mA, -40°C<Ta<85°C
±100
ppm/°C
Note:Dropoutvoltageisdefinedastheinputvoltageminustheoutputvoltagethatproducesa2%changeinthe
outputvoltagefromthevalueatVIN=VOUT+2Vwithafixedload.


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