TPS7A4701QRGWTQ1 datasheet(10/25 Pages) TI1

Part #	TPS7A4701QRGWTQ1

Description	35-V, 1-A, 4.2-uVRMS, RF LDO Voltage Regulator

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Manufacturer	TI1 [Texas Instruments]

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0.01

0.1

1

10

100

1k

10k

100k

1M

Frequency (Hz)

IOUT = 50 mA, VNOISE = 5 mVRMS

IOUT = 20 mA, VNOISE = 5.9 mVRMS

Time (50 ms/div)

V

(2 V/div)

OUT

V

(2 V/div)

EN

I

(200 mA/div)

OUT

Time (500 ms/div)

V

(10 mV/div)

OUT

I

(1 A/div)

OUT

Time (5 ms/div)

V

(10 V/div)

IN

V

(10 mV/div)

OUT

10

TPS7A47-Q1

SBVS118 – AUGUST 2017

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Product Folder Links: TPS7A47-Q1

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Typical Characteristics (continued)

at TJ = 25°C; VI = VO(nom) + 1.0 V or VI = 3.0 V (whichever is greater); VEN = VI; IO = 0 mA; CIN = 10 µF; COUT = 10 µF; CNR =

1 µF; SENSE/FB tied to OUT; and 0P1V, 0P2V, 0P4V, 0P8V, 1P6V, 3P2V, 6P4V1, 6P4V2 pins open (unless otherwise

noted)

VIN = 5 V, VOUT = 3.3 V, IOUT = 10 mA to 845 mA

Figure 19. Load Transient

VIN = 5 V to 15 V, VOUT = 3.3 V, IOUT = 845 mA

Figure 20. Line Transient

Startup time = 65 ms, VIN = 6 V, VOUT = 5V, IOUT = 500 mA,

CIN = 10 µF, COUT = 50 µF

Figure 21. Startup

VOUT = 4.7 V, COUT = 10 µF, CNR = 1 µF, BWRMSNOISE (10 Hz,

100 kHz)

Figure 22. Noise vs Output Current

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TPS7A4701QRGWTQ1 Datasheet(PDF) 10 Page - Texas Instruments

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