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TPS7A4701MRGWREP Fiches technique(PDF) 6 Page - Texas Instruments

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No de pièce TPS7A4701MRGWREP
Description  36-V, 1-A, 4-uVRMS, RF LDO Voltage Regulator
Download  27 Pages
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

TPS7A4701MRGWREP Fiches technique(HTML) 6 Page - Texas Instruments

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6
TPS7A4701-EP
SLVSDQ3 – FEBRUARY 2017
www.ti.com
Product Folder Links: TPS7A4701-EP
Submit Documentation Feedback
Copyright © 2017, Texas Instruments Incorporated
6.5 Electrical Characteristics
At –55°C
≤ TJ ≤ 125°C; VI = VO(nom) + 1 V or VI = 3 V (whichever is greater); VEN = VI; IO = 0 mA; CIN = 10 µF; COUT = 10 µF;
CNR = 10 nF; SENSE/FB tied to OUT; and 0P1V, 0P2V, 0P4V, 0P8V, 1P6V, 3P2V, 6P4V1, 6P4V2 pins OPEN, unless
otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VI
Input voltage range
3
35
V
VUVLO
Under-voltage lockout threshold
VI rising
2.67
V
VI falling
2.5
V(REF)
Reference voltage
V(REF) = V(FB)
1.4
V
VUVLO(HYS)
Under-voltage lockout hysteresis
177
mV
VNR
Noise reduction pin voltage
Using ANY-OUT option
VOUT
V
Using adjustable option
1.4
VO
Output voltage range
VI ≥ VO(nom) + 1 V or 3 V
(whichever is greater),
COUT = 20 µF
Using ANY-
OUT option
1.4
20.5
V
Using
adjustable
option
1.4
34
Nominal accuracy
TJ = 25°C, COUT = 20 µF
–1
1
%VO
Overall accuracy
VO(nom) + 1 V ≤ VI ≤ 35 V,
0 mA
≤ IO ≤ 1 A, COUT = 20 µF
–3.5
3.5
ΔVO(ΔVI)
Line regulation
VO(nom) + 1 V ≤ VI ≤ 35 V
0.092
%VO
ΔVO(ΔIO)
Load regulation
0 mA
≤ IO ≤ 1 A
0.3
%VO
V(DO)
Dropout voltage
VI = 95% VO(nom), IO = 0.5 A
216
mV
VI = 95% VO(nom), IO = 1 A
307
450
I(CL)
Current limit
VO = 90% VO(nom)
1
1.26
A
I(GND)
Ground pin current
IO = 0 mA
0.58
1
mA
IO = 1 A
6.1
I(EN)
Enable pin current
VEN = VI
0.78
2
µA
VI = VEN = 35 V
0.81
2
I(SHDN)
Shutdown supply current
VEN = 0.4 V
2.55
8
µA
VEN = 0.4 V, VI = 35 V
3.04
60
V+EN(HI)
Enable high-level voltage
2
VI
V
V+EN(LO)
Enable low-level voltage
0
0.4
V
I(FB)
Feedback pin current
350
nA
PSRR
Power-supply rejection ratio
VI = 16 V, VO(nom) = 15 V, COUT = 50 µF,
IO = 500 mA, CNR = 1 µF, f = 1 kHz
78
dB
Vn
Output noise voltage
VI = 3 V, VO(nom) = 1.4 V, COUT = 50 µF,
CNR = 1 µF, BW = 10 Hz to 100 kHz
4.17
µVRMS
VIN = 6 V, VO(nom) = 5 V, COUT = 50 µF,
CNR = 1 µF, BW = 10 Hz to 100 kHz
4.67
Tsd
Thermal shutdown temperature
Shutdown, temperature increasing
170
°C
Reset, temperature decreasing
150
TJ
Operating junction temperature
–55
125
°C


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