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RT9185BPS Datasheet(PDF) 5 Page - Richtek Technology Corporation

Part # RT9185BPS
Description  Triple, Ultra-Fast CMOS LDO Regulator
Download  14 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9185BPS Datasheet(HTML) 5 Page - Richtek Technology Corporation

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RT9185
5
DS9185-11
March 2007
www.richtek.com
Typical Operating Characteristics
PSRR
-80
-70
-60
-50
-40
-30
-20
-10
10
100
1000
10000
100000
1000000
Frequency (Hz)
VOUT3
1K
10K
100K
1M
VDD = 5V
C1 = 2.2uF, C2 = 4.7uF
C3 = 4.7uF, C4 = 1uF
IO1, IO2, IO3 = 10mA
TA = 25°C
VOUT1
VOUT2
Short Thermal Shutdown
Time (25ms/Div)
VDD = 5V
C1 = 2.2uF
TA = 25°C
Dropout Valtage vs. Temperature
0.2
0.4
0.6
0.8
1
-35
-15
5
2545
6585
105
125
Temperature (
°C)
VDD = 5V
VOUT2 = 2.55V
VOUT1 = 3.35V
-40
Current Limit vs. Temperature
0
0.5
1
1.5
2
2.5
-35
-15
5
25
45
65
85
105
125
Temperature
VOUT1
VOUT2
VOUT3
(
°C)
VDD = 5V
-40
Temperature Stability
1.4
1.8
2.2
2.6
3
3.4
3.8
4.2
-35
-15
5
25
45
65
85
105
125
Temperature
VOUT1 = 3.35V
VOUT2 = 2.55V
VOUT3 = 1.8V/1.5V
(
°C)
-40
Quiescient Current
200
300
400
500
600
-35
-15
5
25
45
65
85
105
125
Temperature (
°C)
VDD = 5V
VDD = 6V
VDD = 4V
-40


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