TPS61259 datasheet(11/33 Pages) TI

Part #	TPS61259

Description	TPS6125x 3.5-MHz High Efficiency Step-Up Converter In Chip Scale Packaging

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Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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11 / 33 page

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0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3 3.3 3.6 3.9 4.2 4.5

Differential Input - Output Voltage - V

V = 4.5 V,

T = 25°C

I

A

V = 2.7 V,

T = 25°C

I

A

V = 3.6 V,

T = 25°C

I

A

2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5

V - Input Voltage - V

I

0

5

10

15

20

25

30

35

40

45

V ~ V

I

= 0 mA

Standby Operation

I

O

T = -40°C

A

T = 25°C

A

T = 85°C

A

2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9

V - Input Voltage - V

I

15

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30

35

40

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50

55

60

65

70

75

80

T = 85°C

A

T = 25°C

A

T = -40°C

A

V

= 5 V

I

= 0 mA

O

0

5

10

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20

25

30

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40

45

50

55

60

0

200

400

600

800

1000 1200

1400

V = 4.5 V

I

V = 3.6 V

I

V = 3.3 V

I

V

= 5 V (TPS61253)

PFM/PWM Operation

O

I

- Output Current - mA

O

CO = x2 10 F 6.3 V (0603) X5R,

muRata GRM188R60J106ME84D

m

0

5

10

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25

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40

45

50

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60

0

100 200 300 400 500 600 700 800 900 1000

I

- Output Current - mA

O

V = 4.5 V

I

V = 2.7 V

I

V = 3.3 V

I

V = 3.6 V

I

V

= 5 V (TPS61256)

PFM/PWM Operation

O

C = 10 F 6.3V (0603) X5R, muRata

O

GRM188R60J106ME84D

V = 4.5 V

I

V = 2.7 V

I

V = 3.3 V

I

V = 3.6 V

I

0

100 200 300 400 500 600 700 800 900 1000

I

- Output Current - mA

O

0

5

10

15

20

25

30

35

40

45

50

55

60

V

= 5 V (TPS61256)

PFM/PWM Operation

O

C = 22 F 10V (1210) X5R, muRata GRM32ER71A226K

O

TPS61253, TPS61254, TPS61256, TPS61258, TPS61259

www.ti.com

SLVSAG8E – SEPTEMBER 2011 – REVISED MARCH 2015

Figure 16. Peak-to-Peak Output Ripple Voltage vs Output

Figure 15. Peak-to-Peak Output Ripple Voltage vs Output

Current

Figure 17. Peak-to-Peak Output Ripple Voltage vs Output

Figure 18. Supply Current vs Input Voltage

Current

Figure 19. Supply Current vs Input Voltage

Figure 20. DC Pre-Charge Current vs Differential Input-

Output Voltage

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Product Folder Links: TPS61253 TPS61254 TPS61256 TPS61258 TPS61259

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