DS8409 Datasheet, PDF (6/11 Pages) Richtek Technology Corporation – Green Mode Buck Converter

RT8409
Typical Operating Characteristics
100
90
80
70
60
50
40
30
20
10
0
90
Standby Power
VOUT = 15V, no Load, start-up resistor = 2MΩ
110 130 150 170 190 210 230 250 270
Input AC Voltage (VAC)
Operating Current vs. Temperature
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
-50 -25
VCC = 15V
0
25 50 75
Temperature (°C)
100 125
VCC OVP vs. Temperature
26
25
24
23
22
21
20
-50 -25
0
25 50 75 100 125
Temperature (°C)
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6
Operating Current vs. Supply Voltage
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
8
10 12 14 16 18 20 22
Supply Voltage (V)
UVLO vs. Temperature
20
18
UVLO_ON
16
14
12
10
8
6
UVLO_OFF
4
2
0
-50 -25
0
25 50 75
Temperature (°C)
100 125
Sense Threshold vs. Supply Votatge
1.2
1.2
1.1
1.1
1.0
1.0
0.9
0.9
0.8
10
12
14
16
18
20
22
Supply Voltage (V)
is a registered trademark of Richtek Technology Corporation.
DS8409-00 September 2016