SA57031-18UK PHILIPS [NXP Semiconductors], SA57031-18UK Datasheet - Page 5

• Manufacturer Part Number: SA57031-18UK
• Description: Micropower 150 mA, low-noise, low dropout linear regulator with on/off
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
TYPICAL PERFORMANCE CURVES
Shown for the SA57031-28UK only; T
2003 Jun 23
Micropower 150 mA, low-noise, low dropout linear
regulator with on/off
Figure 4. No-load input current versus input voltage.
–0.0
–0.2
–0.4
–0.6
–0.8
3.0
2.5
2.0
1.5
1.0
0.5
1.0
0.8
0.6
0.4
0.2
50
45
40
35
30
25
20
15
10
–1
0
5
0
Figure 5. Line regulation versus input voltage.
Figure 3. Output voltage versus input voltage.
0
0
3
I
O
= 1mA
3.5
1
1
4.0
2
2
INPUT VOLTAGE V
INPUT VOLTAGE V
INPUT VOLTAGE V
I
O
= 30 mA
4.5
3
3
amb
I
O
= 100 mA
I
O
= 25 C; V
= 30 mA
5.0
I
4
4
(V)
I
I
(V)
(V)
5.5
5
5
I
= V
O
+ 1 V; V
SL01970
SL01971
SL01972
6.0
6
6
On/Off
5
= V
I
; C
in
–100
–150
= 2.2 F, C
150
100
–50
0.4
0.3
0.2
0.1
3.0
2.5
2.0
1.5
1.0
0.5
50
Figure 7. Dropout voltage versus output current.
0
0
0
Figure 6. Load regulation versus load current.
Figure 8. Current limit versus output current.
0
0
0
O
= 2.2 F unless otherwise specified
100
V
I
= 6.0 V
OUTPUT CURRENT I
OUTPUT CURRENT I
OUTPUT CURRENT I
50
50
V
I
= 5.0 V
V
200
I
= 2.6 V, I
O
SA57031-XX
100
100
O
O
O
(mA)
(mA)
(mA)
= 10 mA
300
V
I
= 3.8 V
Product data
SL01973
SL01974
SL01975
150
150
400