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LR1812G-12-AF5-R 数据表(PDF) 4 Page - Unisonic Technologies

部件名 LR1812G-12-AF5-R
功能描述  1.0A FAST ULTRA LOW DROPOUT LINEAR REGULATOR
PDF  6 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

LR1812G-12-AF5-R 数据表(HTML) 4 Page - Unisonic Technologies

  LR1812G-12-AF5-R Datasheet HTML 1Page - Unisonic Technologies LR1812G-12-AF5-R Datasheet HTML 2Page - Unisonic Technologies LR1812G-12-AF5-R Datasheet HTML 3Page - Unisonic Technologies LR1812G-12-AF5-R Datasheet HTML 4Page - Unisonic Technologies LR1812G-12-AF5-R Datasheet HTML 5Page - Unisonic Technologies LR1812G-12-AF5-R Datasheet HTML 6Page - Unisonic Technologies  
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LR1812
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
4 of 6
www.unisonic.com.tw
QW-R102-079.a
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
HSOP-8
143
°C/W
Junction to Ambient
SOT-25
θJA
255
°C/W
HSOP-8
45
°C/W
Junction to Case
SOT-25
θJC
64
°C/W
ELECTRICAL CHARACTERISTICS (TJ = 25°C, unless otherwise specified.)
For LR1812-xx
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input Voltage
VIN
1.5
6
V
1.0V≤VOUT(S)<1.5V
VOUT(S)
－
0.015
VOUT(S)
VOUT(S)
+
0.015
V
Output Voltage (Note 3)
VOUT(E)
VIN=VOUT(S)+1V
IOUT=100mA
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
1.2V≤VOUT(S)<1.5V
0.34
0.45
1.5V≤VOUT(S)<2.6V
0.10
0.18
IOUT=300mA
2.6V≤VOUT(S) ≤5.0V
0.07
0.12
1.2V≤VOUT(S)<1.5V
0.70
1.5V≤VOUT(S)<2.0V
0.40
2.0V≤VOUT(S)<2.6V
0.32
Dropout Voltage(Note 4)
Vdrop
IOUT=1000mA
2.6V≤VOUT(S) ≤5.0V
0.23
V
Output Current(Note 5)
IOUT
VIN≥VOUT(S)+1V
1000
(Note
7)
mA
Ground Pin Current In Normal
Operation Mode
ISS1
VIN=VOUT(S)+1V, ON/OFF pin=ON, No
Load
50
60
110
uA
Ground Pin Current In
Power-off Mode
ISS2
VIN=VOUT(S)+1V, ON/OFF pin=OFF,
No Load
0.3
1.0
uA
Short Circuit Current
ISC
VIN=VOUT(S)+1V, ON/OFF pin=ON,
VOUT=0V
0.5
A
Output Voltage Temperature
Coefficient(Note 6)
△
VOUT/
(△TA×VOUT)
VIN=VOUT(S)+1V,IOUT=100mA,
-40°C ≤ TA≤+85°C
±100
ppm/°C



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