Electrical characteristics LD2979
6/15 DocID5721 Rev 15
4 Electrical characteristics
(Refer to the test circuits, Ta = 25 °C, V
IN
= V
O(NOM)
+ 1 V, I
O
= 1 mA, V
INH
= 2 V, C
O
= 1 µF,
unless otherwise specified).
Table 4. Electrical characteristics
Symbol Parameter Test conditions Min. Typ. Max. Unit
V
O
Output voltage
V
IN
= 4 V 2.940 3 3.060
V
I
O
= 1 to 50mA, T
a
= -25 to 125°C 2.880 3.120
V
O
Output voltage
V
IN
= 4.3 V 3.234 3.3 3.366
V
I
O
= 1 to 50mA, T
a
= -25 to 125°C 3.168 3.432
I
O
Output current limit 100 mA
ΔV
O
Line regulation
V
IN
= V
O(NOM)
+1V to 16V, I
O
= 1mA 0.028
%/V
IN
T
a
= -25 to 125°C 0.064
I
d
Quiescent current (On
Mode)
I
O
= 0 80 110
µA
I
O
= 0, T
a
= -25 to 125°C 170
I
O
= 50mA 500 700
I
O
= 50mA, T
a
= -25 to 125°C 1300
Quiescent current (Off
Mode)
V
INH
< 0.18 V 0
µA
V
INH
< 0.18 V, T
a
= -25 to 125°C 1
SVR Supply voltage rejection I
O
= 50mA, C
OUT
= 10μF, f = 120Hz 63 dB
V
d
Dropout voltage
I
O
= 0 6 12
mV
I
O
= 0, T
a
= -25 to 125°C 18
I
O
= 1mA 30 60
I
O
= 1mA, T
a
= -25 to 125°C 90
I
O
= 10mA 100 200
I
O
= 10mA, T
a
= -25 to 125°C 300
I
O
= 50mA 200 400
I
O
= 50mA, T
a
= -25 to 125°C 600
V
IL
Inhibit input logic low Device Off, T
a
= -25 to 125°C 0.18 V
V
IH
Inhibit input logic high Device On, T
a
= -25 to 125°C 2 V
I
I
Inhibit input current
V
INH
= 0 V 0 -1
µA
V
INH
= 5V, T
a
= -25 to 125°C 5 15
eN
Output noise voltage
(RMS)
BW= 300Hz to 50kHz, C
O
= 10µF 160 µV