UTCRXXLD20
LINEAR INTEGRATED CIRCUIT
2.0A Output Type Low Power-Loss
Voltage Regulator
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FEATURES
*Low power-loss(Dropout voltage: 0.5V(max) at Io=2.0A)
*2.0A output type
TO-220F-4
TO-220B
* Output voltage precision:±3.0%
*Built-in ON/OFF control function
*Built in over current, overheat protection function, ASO protection circuit.
*Lead forming type is also available.
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APPLICATIONS
*Power supplies for various electronic equipment such as
AV,OA equipment.
INTERNAL CONNECTION DIAGRAM
TO-220F-4
TO-220B
1
2
2
3
1
2
3
4
INPUT
OUTPUT
GND
1
2
3
4
5
NC
INPUT
OUTPUT
GND
Specfic IC
Specfic IC
4
5
ON/OFF
3
4
ON/OFF
Model Line-ups
2.0A output
R33LD20
R05LD20
R09LD20
R12LD20
3.3V output
5.0V output
9.0V output
12.0V output
ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
PARAMETER
SYMBOL
VIN
RATING
UNIT
V
V
A
W
Input voltage (note 1)
20
20
2.0
1.4
15
ON/OFF control terminal voltage (note1)
Output current
Vc
Io
PD1
PD2
Tj
Power dissipation (note2)
W
Junction temperature (note3)
Operating temperature
Storeage temperature
Soldering temperature
150
-20 ~ +80
-40 ~ +150
°C
°C
°C
°C
Topr
Tstg
Tsol
260(For 10s)
note1 : All are open except GND and applicable terminals.
UTC UNISONIC TECHNOLOGIES CO., LTD.
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QW-R102-015,A