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LD29300 View Datasheet(PDF) - South African Micro Electronic Systems

Part NameDescriptionManufacturer
LD29300 3A, Very low drop voltage regulators Sames
South African Micro Electronic Systems Sames
LD29300 Datasheet PDF : 26 Pages
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Electrical characteristics
LD29300 series
Table 8.
Electrical characteristics of LD29300#80
(IO = 10mA, TJ = 25°C, VI = 10V, VINH = 2V (Note 3), CI = 330nF, CO = 10µF, unless
otherwise specified)
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
VO Output voltage
IO = 10mA to 3A, VI = 9 to 13V
TJ = -40 to 125°C
7.92 8 8.08
V
7.84
8.16
ΔVO Load regulation
ΔVO Line regulation
SVR Supply voltage rejection
IO = 10mA to 3A
VI = 9 to 13V
f = 120 Hz, VI = 9 ±1V, IO = 1.5A
(Note: 1)
0.2 1.0
%
0.06 0.5
%
45
59
dB
IO = 500mA, TJ = -40 to 125°C (Note 2)
VDROP Dropout voltage
IO = 1.5A, TJ = -40 to 125°C (Note 2)
IO = 3A, TJ = -40 to 125°C (Note 2)
IO = 1.5A, TJ = -40 to 125°C
Iq Quiescent current
IO = 3A, TJ = -40 to 125°C
VI = 13V, VINH = GND, TJ = -40 to 125°C
Isc Short circuit current
VI - VO = 5.5V
VIL Control input logic low
OFF MODE, (Note 3), TJ = -40 to 125°C
VIH Control input logic high ON MODE, (Note 3), TJ = -40 to 125°C
2
IINH Control input current
TJ = -40 to 125°C, VINH = 13V
eN Output noise voltage
BP = 10Hz to 100KHz, IO = 100mA
0.1
0.2
V
0.4 0.7
20
50
mA
45 100
130 180 µA
4.5
A
0.8
V
V
5
10
µA
320
µVRMS
Note: 1 Guaranteed by design.
2 Dropout voltage is defined as the input-to-output differential when the output voltage drops
to 99% of its nominal value with VO+1V applied to VI.
3 Only for version with Inhibit function.
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