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LD39050 bảng dữ liệu(PDF) 11 Page - STMicroelectronics

tên linh kiện LD39050
Giải thích chi tiết về linh kiện  500 mA low quiescent current and low noise voltage regulator
PDF  28 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
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LD39050 bảng dữ liệu(HTML) 11 Page - STMicroelectronics

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LD39050
Typical performance characteristics
28
5
Typical performance characteristics
Figure 5. VADJ accuracy
Figure 6. VOUT accuracy
Figure 7. Dropout voltage vs. temperature
(VOUT = 1.5 V)
Figure 8. Dropout voltage vs. temperature
(VOUT = 2.5 V)
0.75
0.76
0.77
0.78
0.79
0.8
0.81
0.82
0.83
0.84
0.85
-50
-25
0
25
50
75
100
125
150
T [°C]
V
IN = 1.8 V IOUT = 10 mA VEN = VIN
0.75
0.76
0.77
0.78
0.79
0.8
0.81
0.82
0.83
0.84
0.85
-50
-25
0
25
50
75
100
125
150
T [°C]
V
IN = 1.8 V IOUT = 10 mA VEN = VIN
2.45
2.46
2.47
2.48
2.49
2.5
2.51
2.52
2.53
2.54
2.55
-50
-25
0
25
50
75
100
125
150
T [°C]
V
IN = 3.5 V IOUT = 10 mA VEN = VIN
2.45
2.46
2.47
2.48
2.49
2.5
2.51
2.52
2.53
2.54
2.55
-50
-25
0
25
50
75
100
125
150
T [°C]
V
IN = 3.5 V IOUT = 10 mA VEN = VIN
0
50
100
150
200
250
300
350
-50
-25
0
25
50
75
100
125
150
T [°C]
C
IN = COUT = 1 µF
V
EN to VIN, IOUT = 500 mA, VOUT @ 1.5 V
0
50
100
150
200
250
300
350
-50
-25
0
25
50
75
100
125
150
T [°C]
C
IN = COUT = 1 µF
V
EN to VIN, IOUT = 500 mA, VOUT @ 1.5 V
0
50
100
150
200
250
300
350
-50
-25
0
25
50
75
100
125
150
T [°C]
C
IN = COUT = 1 µF
V
EN to VIN, IOUT = 500 mA, VOUT = 2.5 V
0
50
100
150
200
250
300
350
-50
-25
0
25
50
75
100
125
150
T [°C]
C
IN = COUT = 1 µF
V
EN to VIN, IOUT = 500 mA, VOUT = 2.5 V
Figure 9. Dropout voltage vs. output current
Figure 10. Short-circuit current vs. dropout
voltage
0
0.025
0.05
0.075
0.1
0.125
0.15
0.175
0.2
0.225
0.25
0.275
0.3
0
100
200
300
400
500
600
I
OUT [mA]
V
EN to VIN, CIN = COUT = 1 µF
0
0.025
0.05
0.075
0.1
0.125
0.15
0.175
0.2
0.225
0.25
0.275
0.3
0
100
200
300
400
500
600
I
OUT [mA]
V
EN to VIN, CIN = COUT = 1 µF
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
01
23
4
5
6
V
DROP [V]
125 °C
85 °C
55 °C
25 °C
0 °C
-25 °C
-40 °C
V
IN from 0 to 5.5 V, VEN = VIN, CIN = 1 µF, COUT = 1 µF
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
01
23
4
5
6
V
DROP [V]
125 °C
85 °C
55 °C
25 °C
0 °C
-25 °C
-40 °C
V
IN from 0 to 5.5 V, VEN = VIN, CIN = 1 µF, COUT = 1 µF



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