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L99VR03 数据表(PDF) 8 Page - STMicroelectronics

部件名 L99VR03
功能描述  Automotive low dropout linear voltage regulator having 300 mA of current capability
PDF  28 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L99VR03 数据表(HTML) 8 Page - STMicroelectronics

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2.4
Electrical characteristics curves
Figure 3. Output voltage vs TJ
2.50
2.75
3.00
3.25
3.50
3.75
4.00
4.25
4.50
4.75
5.00
5.25
5.50
-40
-20
0
20
40
60
80
100
120
140
160
Tj (⁰C)
5 V
3V3
Io =1mA
Vs =13V
Figure 4. Output voltage vs VS
-0.5
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
0
1
2
3
4
5
6
7
VS(V)
5 V
3.3 V
IO=150 mA
Ta =25⁰C
Figure 5. Drop voltage vs output current
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0
50
100
150
200
250
300
IO (mA)
Ta = 25 ⁰C
5V
3.3V
Figure 6. Current consumption vs output current
0
20
40
60
80
100
120
140
160
0
50
100
150
200
250
300
IO (mA)
Iqn
Ta = 25 ⁰C
VS = 13 V
Figure 7. Current consumption vs input voltage
(IO < 1 mA)
20
20.5
21
21.5
22
22.5
23
23.5
24
4
10
16
22
28
VS (V)
Iqn
IO < 1 mA
Figure 8. Current consumption vs input voltage
(IO = 150 mA)
110
111
112
113
114
115
116
117
118
119
120
4
10
16
22
28
IO = 150 mA
Iqn
VS (V)
Figure 9. Current consumption vs input voltage
(IO = 300 mA)
135
136
137
138
139
140
141
142
143
144
145
4
10
16
22
28
IO = 300 mA
Iqn
VS (V)
Figure 10. PSRR
0
10
20
30
40
50
60
1
10
100
1000
10000
Frequency (kHz)
IO=150mA
Vo =5V
Vs=12.5V+/- 1V
Cin = 22µF+2.2µF+100nF, Cout=2.2µF+100nF
L99VR03
Electricalspecifications
DS14803 - Rev 2
page 8/28



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