RT2560Q
Dropout Voltage vs. Load Current
5
0
-10
PSRR vs. Frequency
Dropout Voltage (V)
4
PSRR (dB)
3
T
A
= 125
°C
T
A
= 25
°C
T
A
=
−
40
°C
-20
-30
-40
-50
-60
-70
2
I
OUT
= 25mA
I
OUT
= 10mA
1
-80
V
OUT
= 3.3V
0
0
10
20
30
40
50
60
70
80
90
100
-90
-100
10
100
1000
V
CC
= 12V, V
OUT
= 3.3V
10000
100000
1000000
Load Current (mA)
Frequency (Hz)
Load Transient Response
Load Transient Response
V
OUT
(50mV/Div)
V
OUT
(50mV/Div)
I
OUT
(50mA/Div)
V
CC
= 12V, V
OUT
= 3.3V, I
OUT
= 0 to 100mA
I
OUT
(50mA/Div)
V
CC
= 12V, V
OUT
= 3.3V, I
OUT
= 0 to 50mA
Time (1ms/Div)
Time (1ms/Div)
Power On from V
CC
Power Off from V
CC
V
CC
(5V/Div)
V
OUT
(2V/Div)
I
OUT
(100mA/Div)
V
CC
(5V/Div)
V
OUT
(2V/Div)
I
OUT
(100mA/Div)
V
CC
= 12V, V
OUT
= 3.3V, I
OUT
= 100mA
V
CC
= 12V, V
OUT
= 3.3V, I
OUT
= 100mA
Time (5ms/Div)
Time (25ms/Div)
Copyright
©
2016 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
6
DS2560Q-01 February 2016
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
