Datasheet

Electrical characteristics LD39100XX, LD39100XX12, LD39100XX25
6/23 Doc ID 15676 Rev 3
4 Electrical characteristics
T
J
= 25 °C, V
IN
= 1.8 V, C
IN
= C
OUT
= 1 µF, I
OUT
= 100 mA, V
EN
= V
IN
, unless otherwise
specified.
Table 6. Electrical characteristics for the LD39100PU
Symbol Parameter Test conditions Min. Typ. Max. Unit
V
IN
Operating input voltage 1.5 5.5 V
V
ADJ
V
ADJ
accuracy
I
OUT
=10mA, T
J
= 25°C 784 800 816
mV
I
OUT
=10mA, -40°C<T
J
<125°C 776 800 824
I
ADJ
Adjust pin current 1µA
ΔV
OUT
Static line regulation
V
OUT
+1 V ≤ V
IN
≤ 5.5 V,
I
OUT
=100mA
0.01 %/V
ΔV
OUT
Transient line regulation
(1)
ΔV
IN
=500mV, I
OUT
=100mA, t
R
=5µs 10
mVpp
ΔV
IN
=500mV, I
OUT
=100mA, t
F
=5µs 10
ΔV
OUT
Static load regulation I
OUT
=10mA to 1A 0.002 %/mA
ΔV
OUT
Transient load regulation
(1)
I
OUT
=10mA to 1A, t
R
=5µs 40
mVpp
I
OUT
=1A to 10mA, t
F
=5µs 40
V
DROP
Dropout voltage
(2)
I
OUT
=1A, V
O
fixed to 1.5V
-40°C<T
J
<125°C
200 400 mV
e
N
Output noise voltage
10Hz to 100kHz, I
OUT
=100mA,
V
OUT
=0.8V
30 µV
RMS
SVR
Supply voltage rejection
V
O
= 0.8 V
V
IN
=1.8V+/-V
RIPPLE
V
RIPPLE
=0.25V, freq. = 1kHz
I
OUT
=10mA
65
dB
V
IN
=1.8V+/-V
RIPPLE
V
RIPPLE
=0.25V, freq.=10kHz
I
OUT
=100mA
62
I
Q
Quiescent current
I
OUT
=0mA 20
µA
I
OUT
=0mA, -40°C<T
J
<125°C 50
I
OUT
=0 to 1A 200
I
OUT
=0 to 1A, -40°C<T
J
<125°C 300
V
IN
input current in off mode:
V
EN
=GND
(3)
0.001 1
PG
Power good output threshold
Rising edge
0.92*
V
OUT
V
Falling edge
0.8*
V
OUT
Power good output voltage low Isink=6mA open drain output 0.4 V
I
SC
Short-circuit current R
L
=0 1.5 A