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LR1121BL-XX-AF5-B-R Datasheet(PDF) 3 Page - Unisonic Technologies

No. de pieza LR1121BL-XX-AF5-B-R
Descripción Electrónicos  HIGH RIPPLE-REJECTION LDO REGULATOR
PDF  7 Pages
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Fabricante Electrónico  UTC [Unisonic Technologies]
Página de inicio  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

LR1121BL-XX-AF5-B-R Datasheet(HTML) 3 Page - Unisonic Technologies

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LR1121B
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
3 of 7
www.unisonic.com.tw
QW-R502-101.E
ABSOLUTE MAXIMUM RATINGS (TA=25°C)
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
VIN
7
V
VON/OFF
0.3 ~ VIN+0.3
V
Output Voltage
VOUT
-0.3 ~ VIN+0.3
V
Power Dissipation
PD
280
mW
Junction Temperature
TJ
125
°C
Operating Temperature
TOPR
-40 ~ +85
°C
Storage Temperature
TSTG
-40 ~ +125
°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.
ELECTRICAL CHARACTERISTICS (TA=25°C, unless otherwise specified.)
PARAMETER
SYMBOL
TEST
CIRCUIT
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output Voltage
VOUT
1
VIN=VOUT+1.0V, IOUT=30mA
VOUT
×0.98
VOUT
×1.02
V
Output Current
IOUT
3
VIN V
≧ OUT+1.0V
200
mA
Input Voltage
VIN
2.0
7
V
Line Regulation
V
△ OUT(LINE)
V
△ IN×VOUT
1
VOUT+0.5V≤VIN≤7V
IOUT=30mA
0.04
0.2
%/V
Load Regulation
V
△ OUT(LOAD)
1
VIN=VOUT+1.0V
1.0mA≤IOUT≤80mA
15
40
mV
Output Voltage
Temperature Coefficient
V
△ OUT
Ta×
△
VOUT
1
VIN=VOUT+1.0V, IOUT=30mA
-40°C ≤Ta≤85°C
±100
ppm/°C
Supply Current
ISS1
2
VIN=VOUT+1.0V, ON/OFF
pin=ON, no load
30
65
μA
Supply Current During
standby
ISS2
2
VIN=VOUT+1.0V, ON/OFF
pin=OFF, no load
0.1
1.0
Short Circuit Current
ISHORT
3
VIN=VOUT+1.0V, ON/OFF
pin=ON, VOUT=0V
230
mA
Shutdown Pin Input
Voltage
High
VSH
4
VIN=VOUT+1.0V, RL=10KΩ
1.6
VIN
V
Low
VSL
4
VIN=VOUT+1.0V, RL=10KΩ
0
0.3
Shutdown Pin Input
Current
High
ISH
4
VIN=7V, VON/OFF= VIN
-0.1
0.1
μA
Low
ISL
4
VIN=7V, VON/OFF= VSS
-0.1
0.1
Ripple Rejection
RR
5
VIN=VOUT+1.0V, f=1.0kHz
Ripple 0.5Vp-p
70
dB
ELECTRICAL CHARACTERISTICS OF DROPOUT VOLTAGE (TA=25°C)
Output Voltage VOUT(V)
VD (Dropout Voltage)
Condition
MIN
TYP
MAX
UNIT
2.1V≤VOUT(S)≤2.4V
IOUT=100mA
0.22
0.70
V
2.5V≤VOUT(S)≤2.7V
0.20
0.35
V
2.8V≤VOUT(S)≤3.3V
0.18
0.30
V
3.4V≤VOUT(S)≤5.5V
0.15
0.26
V



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