Datasheet

DocID7194 Rev 26 7/24
LD1117A Electrical characteristics
24
5 Electrical characteristics
Refer to the test circuits, T
J
= 0 to 125 °C, C
O
= 10 µF, C
I
= 10 µF, R = 120 Ω between OUT-
GND, unless otherwise specified.
Refer to the test circuits, T
J
= 0 to 125 °C, C
O
= 10 µF, C
I
= 10 µF, unless otherwise
specified.
Table 4. Electrical characteristics of LD1117A#12
Symbol Parameter Test conditions Min. Typ. Max. Unit
V
O
Output voltage V
I
= 5.3 V, I
O
= 10 mA, T
J
= 25 °C 1.176 1.2 1.224 V
V
O
Output voltage I
O
= 0 to 1 A, V
I
= 2.75 to 10 V 1.152 1.2 1.248 V
ΔV
O
Line regulation V
I
= 2.75 to 8 V, I
O
= 0 mA 1 6 mV
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
d
Quiescent current V
I
≤ 8 V, I
O
= 0 mA 5 10 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 5. Electrical characteristics of LD1117A#18
Symbol Parameter Test conditions Min. Typ. Max. Unit
V
O
Output voltage V
I
= 3.8 V, I
O
= 10 mA, T
J
= 25 °C 1.764 1.8 1.836 V
V
O
Output voltage I
O
= 0 to 1 A, V
I
= 3.3 to 8 V 1.728 1.872 V
ΔV
O
Line regulation V
I
= 3.3 to 8 V, I
O
= 0 mA 1 6 mV
ΔV
O
Load regulation V
I
= 3.3 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
d
Quiescent current V
I
≤ 8 V, I
O
= 0 mA 5 10 mA
I
O
Output current V
I
- V
O
= 5 V, T
J
= 25 °C 1000 mA