RT9185 RICHTEK [Richtek Technology Corporation], RT9185 Datasheet - Page 5

• Manufacturer Part Number: RT9185
• Description: Triple, Ultra-Fast CMOS LDO Regulator
• Manufacturer: RICHTEK [Richtek Technology Corporation]

Typical Operating Characteristics
DS9185-11 March 2007
4.2
3.8
3.4
2.6
2.2
1.8
1.4
0.8
0.6
0.4
0.2
2.5
1.5
0.5
3
1
2
1
0
-40
-35
-40
-35
-40
-35
V
V
DD
DD
Dropout Valtage vs. Temperature
-15
= 5V
-15
-15
= 5V
Current Limit vs. Temperature
Temperature Stability
5
5
V
5
OUT2
Temperature
25
25
Temperature (°C)
Temperature
25
= 2.55V
45
45
45
V
OUT1
V
V
V
65
65
65
= 3.35V
OUT1
OUT2
OUT3
(°C)
(°C)
V
V
V
OUT1
OUT2
OUT3
= 3.35V
= 2.55V
= 1.8V/1.5V
85
85
85
105
105
105
125
125
125
600
500
400
300
200
-10
-20
-30
-40
-50
-60
-70
-80
-40
-35
10
V
C
C
I
V
V
V
C
O1
DD
1
3
OUT2
OUT1
DD
1
, I
= 2.2uF, C
= 4.7uF, C
= 2.2uF
= 5V
-15
O2
= 5V
, I
Short Thermal Shutdown
100
O3
= 10mA
5
2
4
V
Quiescient Current
= 4.7uF
= 1uF
DD
Temperature (°C)
Time (25ms/Div)
= 5V
Frequency (Hz)
25
1000
V
1K
OUT3
PSRR
45
10000
10K
65
RT9185
www.richtek.com
85
100000
100K
V
V
T
DD
A
T
DD
= 25°C
A
= 25°C
105
= 4V
= 6V
1000000
125
5
1M