ST715 STMicroelectronics, ST715 Datasheet - Page 10

• Manufacturer Part Number: ST715
• Description: High Input Voltage - 85 Ma Ldo Linear Regulator
• Manufacturer: STMicroelectronics

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Figure 5.
Figure 7.
Figure 9.
60
60
55
55
50
50
45
45
40
40
35
35
30
30
3.45
3.45
3.35
3.35
3.25
3.25
1000
1000
3.15
3.15
3.4
3.4
3.3
3.3
3.2
3.2
3.5
3.5
800
800
600
600
400
400
200
200
100
100
-50
-50
0
0
I
I
OUT
OUT
0
0
=1mA, V
=1mA, V
Typical performance characteristics
Output voltage vs temperature
frequency
Dropout voltage vs output current
Supply voltage rejection vs
20
20
0
0
1000
1000
RIPPLE
RIPPLE
=0.2V
=0.2V
Freq [Hz]
Freq [Hz]
Temp [°C]
Temp [°C]
40
40
I
I
OUT
OUT
50
50
PP
PP
[A]
[A]
, V
, V
10000
10000
V
V
OUT
OUT
60
60
IN
IN
=V
=V
=1.2V
=1.2V
I
I
I
I
OUT(NOM)
OUT(NOM)
OUT
OUT
OUT
OUT
100
100
=85mA
=85mA
=1mA
=1mA
80
80
+1V
+1V
100000
100000
100
100
150
150
Figure 6.
Figure 8.
Figure 10. Output noise voltage vs frequency
600
600
400
400
300
300
200
200
700
700
500
500
100
100
3.5
3.5
2.5
2.5
1.5
1.5
0.5
0.5
0
0
3
3
2
2
1
1
0
0
2.4
2.4
2.1
2.1
1.8
1.8
1.5
1.5
1.2
1.2
0.9
0.9
0.6
0.6
0.3
0.3
1000
1000
0
0
0
0
0.47
0.47
I
I
OUT
OUT
C
C
I
I
=50mA, V
=50mA, V
OUT
OUT
Output voltage vs input voltage
C
IN
IN
=0.1µF, V
=0.1µF, V
OUT
=1mA to 0.085A
=1mA to 0.085A
1
1
C
C
STABILITY REGION
STABILITY REGION
stability region
OUT
OUT
IN
IN
=2.5V, V
=2.5V, V
2
2
1
1
[µF] (nominal value)
[µF] (nominal value)
IN
IN
Freq [Hz]
Freq [Hz]
=V
=V
V
V
10000
10000
EN
EN
IN
IN
3
3
=2.5 to 24V
=2.5 to 24V
[V]
[V]
OUT
OUT
V
V
=1.2V
=1.2V
IN
IN
4.7
4.7
=V
=V
4
4
OUT(NOM)
OUT(NOM)
5
5
+1V
+1V
10
10
100000
100000
6
6