Datasheet

DocID7194 Rev 26 9/24
LD1117A Electrical characteristics
24
ΔV
O
Load regulation V
I
= 2.75 V, I
O
= 0 to 1 A 1 10 mV
ΔV
O
Temperature stability 0.5 %
ΔV
O
Long term stability 1000 hrs, T
J
= 125 °C 0.3 %
V
I
Operating input voltage I
O
= 100 mA 10 V
I
adj
Adjustment pin current V
in
≤ 10 V 60 120 µA
ΔI
adj
Adjustment pin current
change
V
in
- V
O
= 1.4 to 10 V, I
O
= 10 mA to 1 A 1 5 µA
I
O(min)
Minimum load current V
in
= 10 V 2 5 mA
I
O
Output current V
I
- V
O
= 5 V, T
J
= 25 °C 1000 1200 mA
eN Output noise voltage B =10 Hz to 10 kHz, T
J
= 25 °C 100 µV
SVR Supply voltage rejection
I
O
= 40 mA, f = 120 Hz
V
I
- V
O
= 3 V, V
ripple
= 1 V
PP
60 80 dB
V
D
Dropout voltage
I
O
= 100 mA 1 1.10
VI
O
= 500 mA 1.05 1.15
I
O
= 1 A 1.15 1.30
ΔV
O(pwr)
Thermal regulation T
a
= 25 °C, 30 ms pulse 0.08 0.2 %/W
Table 7. Electrical characteristics of LD1117A (adjustable) (continued)
Symbol Parameter Test conditions Min. Typ. Max. Unit