LD39150XX12 Просмотр технического описания (PDF) - STMicroelectronics
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LD39150XX12 Datasheet PDF : 19 Pages
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Electrical characteristics
5
Electrical characteristics
LD39150xx
Table 5.
Electrical characteristics
(TJ = 25 °C, VI = VO+1 V, CI = 1 µF, CO = 2.2 µF, ILOAD = 10 mA, VINH = 2 V, unless otherwise
specified)
Symbol
Parameter
Parameter
Min. Typ. Max. Unit
VI
Operating input voltage
VO
Output voltage tolerance
VREF
ΔVO
Reference voltage
Output voltage LINE
regulation
ΔVO/ΔILOAD
Output voltage LOAD
regulation
VDROP Dropout voltage (VI - VO)
Quiescent current:
ON MODE
IQ
Quiescent current:
OFF MODE
Short circuit protection
2.5
VI = VO+1V, ILOAD = 10mA to 1.5A -1.5
VI = VO+1V to 6V,
ILOAD = 10mA to 1.5A
-3
TJ = -40 to 125°C
VI = VO+1V to 6V
VI = VO+1V to 6V, TJ = -40 to 125°C
ILOAD = 10mA to 1.5A
ILOAD = 10mA to 1.5A,
TJ = -40 to 125°C
ILOAD = 300mA, TJ=-40 to 125°C
ILOAD = 1.5A, TJ = -40 to 125°C
ILOAD = 10mA to 1.5A, VINH = 2V
TJ = -40 to 125°C
VINH = 0.3V
VINH = 0.3V, TJ = -40 to 125°C
1.22
0.04
0.1
0.06
0.2
40
200
1
6
V
1.5
% of
3 VO(NOM)
V
%
0.2
%
%/A
0.4
80
mV
400
2.5 mA
1
µA
5
ISC
Short circuit protection
Inhibit input
RL = 0
3
A
VINH
Inhibit threshold LOW
Inhibit threshold HIGH
TD-OFF
TD-ON
IINH
Current limit
Current limit
Inhibit input current (1)
AC parameters
VI = 2.5 to 6V OFF
TJ = -40 to 125°C
ILOAD = 1.5A, VO = 3.3V
ILOAD = 1.5A, VO = 3.3V
VI = 6V, VINH = 0 to 6V
0.3
V
2
15
µs
15
±0.1 ±1
µA
SVR Supply voltage rejection
eN
TSHDN
Output noise voltage
Thermal shutdown OFF
Hysteresis
VI = 4.5 ± 1V,
VO = 3.3V,
ILOAD = 10mA,
f = 120Hz
f = 1kHz
BW = 10Hz to 100kHz,
CO = 2.2µF, VO = 2.5V
65
dB
55
100
µVRMS
170
°C
10
1. Guaranteed by design
8/19
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