ncp590 ON Semiconductor, ncp590 Datasheet - Page 8

• Manufacturer Part Number: ncp590
• Description: Dual Output Ultra High Accuracy Ldo
• Manufacturer: ON Semiconductor

2.83
2.82
2.81
2.80
2.79
2.78
2.77
-40
Figure 12. Load Transient on 2.8 V
Figure 14. Load Transient on 0.8 V
Figure 10. Output Voltage Change vs.
-20
Effect on 2.8 V
Effect on 1.5 V
Temperature for 2.8 V
CH2, 0.8 V Output
200 mA step
50 mV / div
CH3
1.5 V Output
1 mA Load
10 mV / div
CH4
200 mA step on
0.8 V Output
0
TEMPERATURE (°C)
CH4
200 mA step on
2.8 V Output1, 200 mA / div
100 mA
CH2
2.8 V Output1
200 mA step
50 mV / div
CH3
2.8 V Output2
1 mA Load
10 mV / div
20
out
out
TYPICAL PERFORMANCE CHARACTERISTICS
150 mA
for 200 mA Step
for 200 mA Step
40
1 mA
out
200 mA
60
out
out
http://onsemi.com
50 mA
and
and
80
NCP590
8
NCP590 2.8 V Output, Line Transient Response, dV
T
rise
NCP590 Delay 5.5 V
V
out2
Figure 15. Typical Turn-on Delay for 3.3 V
= T
Figure 13. Load Transient on 5.0 V
fall
= 5.0 V 200 mA
Figure 11. 2.8 V
= 30 msec.
1 mA, 5.0 V
Effect on 3.3 V
Simultaneous V
in
, EN1 = EN2 = V
out
D: 4.80 V
D: 362 ms
@: 4.76 V
C4 rise
24.3 ms
out
200 mA Output with
out
vs. Line Transient
CH3
2.8 V Output, 1 mA Load
10 mV / div, 7 mV pk
for 200 mA Step
in
in
step, V
and Enable
CH4, V
CH2
V
1 V / div
30 ms rise
30 ms fall
out1
in
in
C2 Rise, 50.9 ms
3.3 V to 3.8 V
= 3.3 V 1 mA,
= 0.5 V,
CH3, 5.0 V
50 mV / div
200 mA step
CH2
3.3 V
10 mV / div
1 mA Load
CH4
5.0 V
200 mA step
V
out1
out2
CH3
EN1, EN2,
V
out
in
out
out
2 V / div
1 V / div
2 V / div
and
CH2
out
out