LD3985XX47 STMicroelectronics, LD3985XX47 Datasheet - Page 11
LD3985XX47
Manufacturer Part Number
LD3985XX47
Description
ULTRA LOW DROP LOW NOISE BICMOS VOLTAGE REGULATOR LOW ESR CAPACITOR COMPATIBLE
Manufacturer
STMicroelectronics
Datasheet
1.LD3985XX25.pdf
(23 pages)
Specifications of LD3985XX47
Wide Range Of Output Voltage
1.22 V; 1.8 V; 2.5 V; 2.6 V; 2.7 V; 2.8 V; 2.9 V; 3 V; 3.3 V; 4.7 V
Fast Turn-on Time
typ. 200µs
Temperature Range
-40°C to 125 °C
LD3985xx
Figure 16. Quiescent current vs. temperature
Figure 18. Supply voltage rejection vs.
Figure 20. Line transient response
V
I
= 3.8V to 4.4V, T
(X7R), C
BYP
frequency
= 10nF, Rise-Fall time = 1µsec, V
J
= 25°C, I
O
= 150mA, C
I
= C
O
= 1µF
O
= 2.7V
Doc ID 9587 Rev 14
Figure 17. Quiescent current vs. temperature
Figure 19. Load transient response
V
Figure 21. Start-Up
V
I
I
= 3.2V, I
= 3.3V, I
T
r
= 20ns, V
O
O
= 1 to 150mA, Rise-Fall time = 1µsec
= 1mA, C
O
Typical performance characteristics
= 2.8V
I
= C
O
= 1µF (cer), C
BYP
= 10nF,
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