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LD39050 bảng dữ liệu(PDF) 12 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
Logo STMICROELECTRONICS - STMicroelectronics

LD39050 bảng dữ liệu(HTML) 12 Page - STMicroelectronics

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Typical performance characteristics
LD39050
12/28
DocID15470 Rev 3
Figure 11. Output voltage vs. input voltage
Figure 12. Quiescent current vs. temperature
(VOUT = 0.8 V)
Figure 13. Quiescent current vs. temperature
(VOUT = 2.5 V)
Figure 14. Quiescent current in OFF mode vs.
temperature
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
00.5
11.5
22.5
33.5
4
4.5
5
5.5
V
IN [V]
125°C
85°C
55°C
25°C
0°C
- 25°C
- 40°C
V
EN = VIN, CIN = COUT = 1 µF; IOUT = 500 mA
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
00.5
11.5
22.5
33.5
4
4.5
5
5.5
V
IN [V]
125°C
85°C
55°C
25°C
0°C
- 25°C
- 40°C
V
EN = VIN, CIN = COUT = 1 µF; IOUT = 500 mA
0
10
20
30
40
50
60
70
80
90
100
-50
-25
0
25
50
75
100
125
150
T [°C]
No load
I
OUT = 0.5 A
V
IN = 1.8 V, VEN to VIN, CIN = 1 µF COUT = 1 µF, VOUT = 0.8 V
0
10
20
30
40
50
60
70
80
90
100
-50
-25
0
25
50
75
100
125
150
T [°C]
No load
I
OUT = 0.5 A
V
IN = 1.8 V, VEN to VIN, CIN = 1 µF COUT = 1 µF, VOUT = 0.8 V
0
10
20
30
40
50
60
70
80
90
100
-50
-25
0
25
50
75
100
125
150
T [°C]
No load
I
OUT = 0.5 A
V
IN = 3.5 V, VEN to VIN, CIN = COUT = 1 µF, VOUT = 2.5 V
0
10
20
30
40
50
60
70
80
90
100
-50
-25
0
25
50
75
100
125
150
T [°C]
No load
I
OUT = 0.5 A
V
IN = 3.5 V, VEN to VIN, CIN = COUT = 1 µF, VOUT = 2.5 V
0
0.1
0.2
0.3
0.4
0.5
0.6
-50
-25
0
25
50
75
100
125
150
T [°C]
V
IN = 3.5 V, VOUT = 2.5 V, VEN = GND, CIN = COUT = 1 µF
0
0.1
0.2
0.3
0.4
0.5
0.6
-50
-25
0
25
50
75
100
125
150
T [°C]
V
IN = 3.5 V, VOUT = 2.5 V, VEN = GND, CIN = COUT = 1 µF
Figure 15. Load regulation
Figure 16. Line regulation (VOUT = 0.8 V)
-0.04
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
-50
-25
0
25
50
75
100
125
150
T [°C]
V
IN = 1.8 V, IOUT = from 10 mA to 500 mA, VOUT = 0.8 V, VEN = VIN
-0.04
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
-50
-25
0
25
50
75
100
125
150
T [°C]
V
IN = 1.8 V, IOUT = from 10 mA to 500 mA, VOUT = 0.8 V, VEN = VIN
-0.04
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
-50
-25
0
25
50
75
100
125
150
T [°C]
I
OUT = 1 mA
I
OUT = 100 mA
V
IN = from 1.8 V to 5.5 V VEN = VIN VOUT = 0.8 V
-0.04
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
-50
-25
0
25
50
75
100
125
150
T [°C]
I
OUT = 1 mA
I
OUT = 100 mA
V
IN = from 1.8 V to 5.5 V VEN = VIN VOUT = 0.8 V



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