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RXXLD20 Datasheet, PDF (3/11 Pages) Unisonic Technologies – Linear Integrated Circuit
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RXXLD20
LINEAR INTEGRATED CIRCUIT
„ 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
No Heat Sink
Power Dissipation
With Heat Sink
PD
1.4
W
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
Output Voltage
Line Regulation
Load Regulation
Temperature Coefficient of Output Voltage
Ripple Rejection
Dropout Voltage
Voltage for Control(Note 2)
ON
OFF
Current for Control
ON
OFF
Quiescent Current
SYMBOL TEST CONDITIONS
VOUT VIN=5V, IOUT=1A
ΔVOUT VIN=4 ~ 10V, IOUT=5mA
ΔVOUT VIN=5V, IOUT=5mA ~ 2.0A
TCVO TJ=0 ~ 125°C,IOUT=5mA
RR Refer to Fig.2
VD (Note 1), IOUT=2A
VC(ON) VIN=5V
VC(OFF) VIN=5V
IC(ON) VC=2.7V,VIN=5V
IC(OFF) VC=0.4V, VIN=5V
IQ IOUT=0A, VIN=5V
MIN
3.201
45
2.0
TYP
3.3
0.1
0.1
±0.02
55
MAX
3.399
2.5
2.0
0.5
0.8
20
-0.4
10
UNIT
V
%
%
%/°C
dB
V
V
V
μA
mA
mA
For R35LD20(3.5V)
PARAMETER
Output Voltage
Line Regulation
Load Regulation
Temperature Coefficient of Output Voltage
Ripple Rejection
Dropout Voltage
Voltage for Control (Note 2)
ON
OFF
Current for Control
ON
OFF
Quiescent Current
SYMBOL TEST CONDITIONS
VOUT VIN=5.5V, IOUT=1A
ΔVOUT VIN=4.5 ~ 10.5V, IOUT=5mA
ΔVOUT VIN=5.5V, IOUT=5mA ~ 2.0A
TCVO TJ=0 ~ 125°C,IOUT=5mA
RR Refer to Fig.2
VD (Note 1), IOUT=2A
VC(ON) VIN=5V
VC(OFF) VIN=5V
IC(ON) VC=2.7V,VIN=5.5V
IC(OFF) VC=0.4V, VIN=5.5V
IQ IOUT=0A, VIN=5.5V
MIN
3.395
45
2.0
TYP
3.5
0.1
0.1
±0.02
55
MAX
3.605
2.5
2.0
0.5
0.8
20
-0.4
10
UNIT
V
%
%
%/°C
dB
V
V
V
μA
mA
mA
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 11
QW-R102-015.K
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