LD3985XX122 STMicroelectronics, LD3985XX122 Datasheet - Page 11

• Manufacturer Part Number: LD3985XX122
• Description: ULTRA LOW DROP LOW NOISE BICMOS VOLTAGE REGULATOR LOW ESR CAPACITOR COMPATIBLE
• Manufacturer: STMicroelectronics

Specifications of LD3985XX122

• 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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