rt8065 Richtek Technology Corporation, rt8065 Datasheet - Page 7

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

(200mV/Div)
DS8065-03 March 2011
(10mV/Div)
V
V
(5V/Div)
(1A/Div)
OUT
OUT
I
V
OUT
LX
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
1.9
1.8
-50
-25
V
Load Transient Response
IN
UVLO vs. Temperature
V
R
0
IN
COMP
Temperature (°C)
Time (100μs/Div)
Time (500ns/Div)
= 5V, V
V
Switching
= 10kΩ, C
IN
25
= 5V, V
Rising
Falling
OUT
= 1.1V, I
50
OUT
COMP
= 1.1V, I
= 560pF
75
OUT
= 1A to 3A,
OUT
100
= 3A
125
(200mV/Div)
(10mV/Div)
V
V
(5V/Div)
(1A/Div)
OUT
OUT
I
V
OUT
LX
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
-50
Enable Voltage vs. Temperature
-25
Load Transient Response
V
R
0
IN
COMP
Temperature (°C)
Time (100μs/Div)
Time (500ns/Div)
= 5V, V
V
Switching
= 33kΩ, C
IN
25
= 5V, V
Rising
Falling
OUT
= 3.3V, I
50
OUT
COMP
RT8065
www.richtek.com
= 3.3V, I
= 560pF
OUT
75
= 1A to 3A,
OUT
100
= 3A
125
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