Datasheet

Electrical characteristics ST715XX, ST715XX25, ST715XX33
6/19 Doc ID 14414 Rev 7
4 Electrical characteristics
T
J
= 25 °C, V
IN
= V
OUT(NOM)
+ 1 V, C
IN
= 0.1 µF, C
OUT
= 1 µF, I
OUT
= 1 mA, unless otherwise
specified.
(1)
Table 6. Electrical characteristics - adjustable version
Symbol Parameter Test conditions Min. Typ. Max. Unit
V
IN
Operating input voltage I
OUT
= 85mA 2.5 24 V
V
OUT
Output voltage range 1.2 V
I
OUT
Output current V
IN
=2.5 to 6V, T
J
=-40°C to 125°C 85 mA
V
FB
Feedback voltage 1.2 V
V
FB
accuracy
(1)
V
IN
=V
OUT
+1 to 24V, I
OUT
=1mA to 85mA,
T
J
=-40°C to 125°C
-4.0 4.0 %
ΔV
OUT
Line regulation
V
IN
=V
OUT
+1 to 24V, I
OUT
=1mA,
T
J
=-40°C to 125°C
0.001 0.004 %/V
ΔV
OUT
Load regulation I
OUT
=1mA to 85mA, T
J
=-40°C to 125°C 0.002 0.004 %/mA
e
N
Output noise voltage
(2)
200Hz to 100kHz, I
OUT
= 50mA, C
OUT
=
10µF, T
J
=-40°C to 125°C, V
OUT
=1.2V
95 µV
RMS
SVR Supply voltage rejection
V
IN
=V
OUTNOM
+1V+/-V
RIPPLE,
V
RIPPLE
=0.2V, I
OUT
= 1mA,
C
OUT
= 10µF
f=1kHz 45
dB
T
J
=-40°C to 125°C f=100kHz 62
I
Q
Quiescent current
I
OUT
=0mA to 85mA, T
J
=-40°C to 125°C 5.5
µA
I
OUT
=0mA to 85mA, V
IN
=24V
T
J
=-40°C to 125°C
6.5
I
SC
Short circuit current V
OUT
=0, T
J
=-40°C to 125°C V
IN
=3.8V 120 mA
T
ON
Turn on time
(3)
V
IN
=4.2V, C
OUT
= 10µF, I
OUT
=60mA,
T
J
=-40°C to 125°C
0.7 ms
C
OUT
Output capacitor Capacitance f = 100kHz 0.47 µF
1. For V
OUT(NOM)
< 2 V, V
IN
= 2.5 V.
2. Guaranteed by design.
3. Turn-on time is time measured between the input just exceeding 90% of its final value and the output voltage just reaching
95 % of its nominal value.