TPS7A47_15_15 datasheet(9/31 Pages) TI

Part #	TPS7A47_15

Description	TPS7A470x 36-V, 1-A, 4-關VRMS, RF LDO Voltage Regulator

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Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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9 / 31 page

0

10

20

30

40

50

60

70

80

90

100

10

100

1k

10k

100k

1M

10M

Frequency (Hz)

CNR = 0.01 µF

CNR = 0.1 µF

CNR = 1 µF

CNR = 2.2 µF

IOUT = 1 A

COUT = 50 µF

VIN = 3 V

VOUT = 1.4 V

G011

0

10

20

30

40

50

60

70

80

90

100

10

100

1k

10k

100k

1M

10M

Frequency (Hz)

CNR = 0.01 µF

CNR = 0.1 µF

CNR = 1 µF

CNR = 2.2 µF

IOUT = 0.5 A

COUT = 50 µF

VIN = 3 V

VOUT = 1.4 V

G012

0

1

2

3

4

5

6

7

8

9

10

0

5

10

15

20

25

30

35

40

Input Voltage (V)

−40°C

0°C

+25°C

+105°C

+125°C

G009

0

0.5

1

1.5

2

2.5

3

0

4

8

12

16

20

Input Voltage (V)

−40°C

0°C

+25°C

+85°C

+125°C

VOUT = 90% VOUT(NOM)

G010

0.1

1

10

1

10

100

1000

Output Current (mA)

−40°C

0°C

+25°C

+85°C

+125°C

G007

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

0

5

10

15

20

25

30

35

40

Input Voltage (V)

−40°C

0°C

+25°C

+85°C

+125°C

G008

TPS7A4700, TPS7A4701

www.ti.com

SBVS204F – JUNE 2012 – REVISED SEPTEMBER 2014

Typical Characteristics (continued)

At –40°C

≤ TJ ≤ 125°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.

Figure 7. Ground Current vs Output Current

Figure 8. Enable Current vs Input Voltage

Figure 9. Shutdown Current vs Input Voltage

Figure 10. Current Limit vs Input Voltage

Figure 11. Power-Supply Rejection Ratio vs CNR

Figure 12. Power-Supply Rejection Ratio vs CNR

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Product Folder Links: TPS7A4700 TPS7A4701

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TPS7A47_15 Datasheet(PDF) 9 Page - Texas Instruments

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