UR1220 Datasheet, PDF (5/6 Pages) Unisonic Technologies – 2A OUTPUT TYPE LOW POWER-LOSS VOLTAGE REGULATOR

URXX20
„ TYPICAL CHARACTERISTICS
Fig.3 Output Voltage Deviation vs .Junction
Temperature (UR1220)
250
200 ^VIN=18V
Io=0.5A
150
100
50
0
-50
-100
-150
-200
-25
0
25
50
75 100 125
Junction temperature, TJ (°C)
Fig.5 Circuit Operating Current vs .Input
Voltage (UR1220)
80
60
40
20
RL=6Ω
RL=12Ω
0
0
5
10
RL=∞Ω
15
20
25
Input voltage, VIN (V)
LINEAR INTEGRATED CIRCUIT
Fig.4 Output Voltage vs .Input Voltage
(UR1220)
20
15
RL=∞Ω
10
RL=12Ω
RL=6Ω
5
0
0
5
10
15
20
25
Input voltage, VIN (V)
Fig.6 Dropout Voltage vs .Junction
Temperature (UR1220)
0.5
0.4
0.3
0.2
0.1
0
-25
0
25
50
75 100
125
Junction temperature, TJ (°C)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 6
QW-R102-052.A