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LXXLD50L-SH2-R 数据表(PDF) 4 Page - Unisonic Technologies

部件名 LXXLD50L-SH2-R
功能描述  0.8V REFERENCE ULTRA LOW DROPOUT LINEAR REGULATOR
PDF  11 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

LXXLD50L-SH2-R 数据表(HTML) 4 Page - Unisonic Technologies

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LXXLD50
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
4 of 11
www.unisonic.com.tw
QW-R502-474.B
ABSOLUTE MAXIMUM RATING
PARAMETER
SYMBOL
RATINGS
UNIT
VCNTL Supply Voltage (VCNTL to GND)
VCNTL
-0.3 ~ 7
V
VIN Supply Voltage (VIN to GND)
VIN
-0.3 ~ 3.3
V
EN and FB to GND
VI/O
-0.3 ~ VCNTL+0.3
V
POK to GND
VPOK
-0.3 ~ 7
V
Average Power Dissipation
PD
3
W
Peak Power Dissipation (<20mS)
PPEAK
20
W
Junction Temperature
TJ
150
°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 CHARACTERISTICS
PARAMETER
SYMBOL
RATINGS
UNIT
Junction to Ambient
θJA
40
°C/W
Note: θJA is measured with the component mounted on a high effective thermal conductivity test board in free air.
The exposed pad of SOP-8-P is soldered directly on the PCB.
RECOMMENDED OPERATING CONDITIONS
PARAMETER
SYMBOL
RATINGS
UNIT
VCNTL Supply Voltage
VCNTL
3.1 ~ 6
V
VIN Supply Voltage
VIN
1.1 ~ 3.3
V
VCNTL=3.3±5%
0.8 ~ 1.2
V
Output Voltage
VCNTL=5.0±5%
VOUT
+0.8 ~ VIN-0.2
V
VOUT Output Current
IOUT
0 ~ 6
A
Operating Junction Temperature
TJ
-25 ~ 125
°С
ELECTRICAL CHARACTERISTICS
(Refer to the typical application circuit. These specifications apply over, VCNTL = 5V, VIN = 1.5V, VOUT = 1.2V or VIN =
1.8V, VOUT = 1.5V or VIN = 2.1V, VOUT = 1.8V or VIN = 2.8V, VOUT = 2.5V and TA = 0 ~ 70°C, unless otherwise
specified. Typical values refer to TA = 25°C.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY CURRENT
VCNTL Supply Current
ICNTL
EN = VCNTL,
0.4
1
8
mA
VCNTL Shutdown Current
ISD
EN = GND
200
380
μA
POWER-ON-RESET
VCNTL POR Threshold
VCNTL Rising
2.7
2.9
3.1
V
VCNTL POR Hysteresis
0.4
V
VIN POR Threshold
VIN Rising
0.8
0.9
1.0
VIN POR Hysteresis
0.5
V
OUTPUT VOLTAGE
Reference Voltage
VREF
ADJ =VOUT
0.8
V
Output Voltage Accuracy
IOUT=0A ~ 5A, TJ= -25 ~125°C
-1.5
+1.5
%
Line Regulation
VCNTL=3.3 ~ 5.5V
0.06
0.3
%
Load Regulation
IOUT=0A ~ 5A
0.06
0.15
%
DROPOUT VOLTAGE
IOUT = 5A, VCNTL=5V, TJ= 25°C
0.2
0.25
V
Dropout Voltage
IOUT = 5A, VCNTL=5V, TJ= -50~125°C
0.3
V



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