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LD29080PT15R Scheda tecnica(PDF) 11 Page - STMicroelectronics

Il numero della parte LD29080PT15R
Spiegazioni elettronici  800mA Fixed and adjustable output very low drop voltage regulatorm
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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LD29080PT15R Scheda tecnica(HTML) 11 Page - STMicroelectronics

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LD29080 series
Electrical characteristics
11/21
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
Reference Voltage is measured between output and GND pins, with ADJ PIN tied to VO.
4
In order to avoid any output voltage rise within the whole operating temperature range, due
to output leakage current, a minimum load current of 2mA is required.
Table 9.
Electrical characteristics of LD29080#80
IO = 10mA, (Note 4) TJ = 25°C, VI = 10V, VINH = 2V, CI = 330nF, CO = 10µF, unless otherwise
specified)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VI
Operating Input Voltage
IO = 10mA to 800mA
13
V
VO
Output Voltage
IO = 10mA to 800mA, VI = 9 to 13V
TJ = -40 to 125°C
7.92
8
8.08
V
7.80
8.20
ΔVO
Load Regulation
IO = 10mA to 800mA
0.2
1.0
%
ΔVO
Line Regulation
VI = 9 to 13V
0.06
0.5
%
SVR
Supply Voltage Rejection
f = 120 Hz, VI = 9 ± 1V, IO = 400mA
(Note 1)
45
59
dB
VDROP Dropout Voltage
IO = 150mA, TJ = -40 to 125°C (Note 2)0.1
V
IO = 400mA, TJ = -40 to 125°C (Note 2)0.2
IO = 800mA, TJ = -40 to 125°C (Note 2)0.4
0.7
Iq
Quiescent Current
IO = 10mA, TJ = -40 to 125°C
2
5
mA
IO = 400mA, TJ = -40 to 125°C
8
20
IO = 800mA, TJ = -40 to 125°C
14
35
VI = 13V, VINH = GND, TJ = -40 to 125°C
130
180
µA
Isc
Short Circuit Current
RL = 0
1.2
A
VIL
Control Input Logic Low
OFF MODE, TJ = -40 to 125°C
0.8
V
VIH
Control Input Logic High
ON MODE, TJ = -40 to 125°C
2
V
IINH
Control Input Current
VINH = 13V, TJ = -40 to 125°C
5
10
µA
eN
Output Noise Voltage
BP = 10Hz to 100KHz, IO = 100mA
320
µVRMS


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