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LR1801G-33-SH2-R Datasheet(PDF) 3 Page - Unisonic Technologies

Part # LR1801G-33-SH2-R
Description  1A FAST ULTRA LOW DROPOUT LINEAR REGULATOR
PDF  5 Pages
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

LR1801G-33-SH2-R Datasheet(HTML) 3 Page - Unisonic Technologies

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LR1801
Preliminary
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
3 of 5
www.unisonic.com.tw
QW-R502-A03.d
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
VIN
7
V
Shutdown Input Voltage
VIN(SHDN)
-0.3~VIN
V
Maximum Operating Current (DC)
1
A
Power Dissipation (Note 3)
PD
Internally Limited
Junction Temperature
TJ
+125
°C
Storage Temperature
TSTG
-65 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
SYMBOL
RATINGS
UNIT
Junction to Ambient
θJA
143
°C/W
Junction to Case
θJC
45
°C/W
ELECTRICAL CHARACTERISTICS (TJ = 25°C, unless otherwise specified.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input Voltage
VIN
2
6
V
Output Voltage (Note 4)
VOUT(E)
VIN=VOUT(S)+1V
IOUT=100mA
1.0V≤VOUT(S)<1.5V
VOUT(S)-
0.015
VOUT(S)
VOUT(S)
+
0.015
V
1.5V≤VOUT(S) ≤3.5V
VOUT(S)
x 0.99
VOUT(S)
VOUT(S)
x 1.01
V
Output Voltage Line
Regulation
△
VOUT1/
△
(VIN×VOUT)
VOUT(S)+0.5V≤VIN≤5.5V,IOUT=100mA
0.05
0.2
%/V
Output Voltage Load
Regulation
△
VOUT2
VIN=VOUT(S)+1V,1mA≤IOUT≤300mA
-20
-3
20
mV
Dropout Voltage(Note 5)
Vdrop
IOUT=300mA
1.2V≤VOUT(S)<1.5V
0.34
0.38
V
1.5V≤VOUT(S)<2.6V
0.10
0.15
2.6V≤VOUT(S) ≤3.5V
0.07
0.10
IOUT=1000mA
1.2V≤VOUT(S)<1.5V
0.70
1.5V≤VOUT(S)<2.0V
0.40
2.0V≤VOUT(S)<2.6V
0.32
2.6V≤VOUT(S) ≤3.5V
0.23
Output Current(Note 6)
IOUT
VIN≥VOUT(S)+1V
1000
(Note 8)
mA
Ground Pin Current In Normal
Operation Mode
ISS1
VIN=VOUT(S)+1V, ON/OFF pin=ON, No
Load
60
90
uA
Ground Pin Current In
Power-off Mode
ISS2
VIN=VOUT(S)+1V, ON/OFF pin=OFF,
No Load
0.1
1.0
uA
Short Circuit Current
ISC
VIN=VOUT(S)+1V, ON/OFF pin=ON,
VOUT=0V
200
mA
Output Voltage Temperature
Coefficient(Note 7)
△
VOUT/
△
(TA×VOUT)
VIN=VOUT(S)+1V,IOUT=100mA,
-40°C ≤ TA≤+85°C
±100
ppm/°C
ON/OFF Pin Input Voltage “H”
VSH
VIN=VOUT(S)+1V, RL=1.0KΩ
Determinied by VOUT output level
1.0
V
ON/OFF Pin Input Voltage “L”
VSL
0.3



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