rt8065 Richtek Technology Corporation, rt8065 Datasheet - Page 6

• Manufacturer Part Number: rt8065
• Description: 3a, 2mhz, Synchronous Step-down Converter
• Manufacturer: Richtek Technology Corporation

RT8065
Typical Operating Characteristics
www.richtek.com
6
1.130
1.120
1.110
1.100
1.090
1.080
1.070
1.04
1.03
1.02
1.01
1.00
0.99
0.98
0.97
0.96
0.95
0.94
100
90
80
70
60
50
40
30
20
10
0
-50
0
0
Switching Frequency vs. Temperature
Output Voltage vs. Output Current
-25
Efficiency vs. Output Current
0.5
0.5
V
V
0
IN
IN
Output Current (A)
Output Current (A)
Temperature (°C)
1
1
V
R
= 5V, V
= 5V, V
IN
RT
= 5V, V
25
= 330kΩ
OUT
OUT
1.5
1.5
OUT
= 1.1V, I
= 1.1V, I
50
= 1.1V, I
2
2
75
OUT
OUT
OUT
= 0A to 3A
= 0A to 3A
2.5
2.5
100
= 0.6A,
125
3
3
3.360
3.350
3.340
3.330
3.320
3.310
3.300
0.84
0.83
0.82
0.81
0.80
0.79
0.78
0.77
0.76
100
90
80
70
60
50
40
30
20
10
0
-50
0
0
Output Voltage vs. Output Current
Reference Voltage vs. Temperature
-25
Efficiency vs. Output Current
0.5
0.5
V
V
0
IN
IN
Output Current (A)
Output Current (A)
Temperature (°C)
1
1
= 5V, V
= 5V, V
25
DS8065-03 March 2011
OUT
1.5
OUT
1.5
= 3.3V, I
= 3.3V, I
50
V
IN
= 5V, V
2
2
75
OUT
OUT
= 0A to 3A
= 0A to 3A
OUT
2.5
2.5
100
= 1.1V
125
3
3