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RXXLD20 Datasheet(PDF) 3 Page - E-Tech Electronics LTD

Part # RXXLD20
Description  2A OUTPUT TYPE LOW POWER-LOSS VOLTAGE REGULATOR
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Manufacturer  ETL [E-Tech Electronics LTD]
Direct Link  http://e-tech.com.hk
Logo ETL - E-Tech Electronics LTD

RXXLD20 Datasheet(HTML) 3 Page - E-Tech Electronics LTD

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RXXLD20
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
3 of 11
www.unisonic.com.tw
QW-R102-015.K
ABSOLUTE MAXIMUM RATINGS (TA=25°C, unless otherwise specified.)
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage(Note1)
VIN
20
V
ON/OFF Control Terminal Voltage (Note1)
Vc
20
V
Output Current
IOUT
2.0
A
Power Dissipation
No Heat Sink
PD
1.4
W
With Heat Sink
15
W
Junction Temperature (Note2)
TJ
150
°C
Operating Temperature
TOPR
-40 ~ +85
°C
Storage Temperature
TSTG
-40 ~ +150
°C
Note 1: All are open except GND and applicable terminals.
Note 2: Overheat protection may operate at 125≦TJ≦150°C
ELECTRICAL CHARACTERISTICS (Refer to the test circuits, unless otherwise specified, TA=25°C)
For R33LD20(3.3V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX UNIT
Output Voltage
VOUT
VIN=5V, IOUT=1A
3.201
3.3
3.399
V
Line Regulation
ΔVOUT VIN=4 ~ 10V, IOUT=5mA
0.1
2.5
%
Load Regulation
ΔVOUT VIN=5V, IOUT=5mA ~ 2.0A
0.1
2.0
%
Temperature Coefficient of Output Voltage
TCVO
TJ=0 ~ 125°C,IOUT=5mA
±0.02
%/°C
Ripple Rejection
RR
Refer to Fig.2
45
55
dB
Dropout Voltage
VD
(Note 1), IOUT=2A
0.5
V
Voltage for Control(Note 2)
ON
VC(ON)
VIN=5V
2.0
V
OFF
VC(OFF) VIN=5V
0.8
V
Current for Control
ON
IC(ON)
VC=2.7V,VIN=5V
20
μA
OFF
IC(OFF)
VC=0.4V, VIN=5V
-0.4
mA
Quiescent Current
IQ
IOUT=0A, VIN=5V
10
mA
For R35LD20(3.5V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX UNIT
Output Voltage
VOUT
VIN=5.5V, IOUT=1A
3.395
3.5
3.605
V
Line Regulation
ΔVOUT VIN=4.5 ~ 10.5V, IOUT=5mA
0.1
2.5
%
Load Regulation
ΔVOUT VIN=5.5V, IOUT=5mA ~ 2.0A
0.1
2.0
%
Temperature Coefficient of Output Voltage
TCVO
TJ=0 ~ 125°C,IOUT=5mA
±0.02
%/°C
Ripple Rejection
RR
Refer to Fig.2
45
55
dB
Dropout Voltage
VD
(Note 1), IOUT=2A
0.5
V
Voltage for Control (Note 2)
ON
VC(ON)
VIN=5V
2.0
V
OFF
VC(OFF) VIN=5V
0.8
V
Current for Control
ON
IC(ON)
VC=2.7V,VIN=5.5V
20
μA
OFF
IC(OFF)
VC=0.4V, VIN=5.5V
-0.4
mA
Quiescent Current
IQ
IOUT=0A, VIN=5.5V
10
mA


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