PT4841 datasheet(12/14 Pages) TI

Part #	PT4841

Description	65-W TRIPLE OUTPUT ISOLATED DC/DC CONVERTER FOR DSL APPLICATIONS

PDF	14 Pages

Scroll/Zoom	100%

Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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12 / 14 page

For technical support and more information, see inside back cover or visit www.ti.com

Application Notes continued

3.0

(3.1)

3.05

(6.5)k

Ω

3.1

(11.5)k

Ω

3.15

(20.0)k

Ω

3.2

(36.9)k

Ω

3.25

(87.6)k

Ω

3.3

3.35

309.0k

Ω

3.4

151.0k

Ω

3.45

98.2k

Ω

3.5

71.7k

Ω

3.55

55.9k

Ω

3.6

45.3k

Ω

R1/R3 = Black, R2/R4 = (Blue)

Vo2 Bus

Vo3 Bus

Series Pt #

PT4841/42

PT4841

PT4842

Adj. Resistor

R1/(R2)

R3/(R4)

Vo(nom)

3.3V

1.5V

1.8V

Va(req’d)

Table 1

ADJUSTMENT RANGE AND FORMULA PARAMETERS

Vo2 Bus

Vo3 Bus

Series Pt #

PT4841/42

PT4841

PT4842

Adj. Resistor

R1/(R2)

R3/(R4)

Vo(nom)

3.3V

1.5V

1.8V

Va(min)

2.97V

1.35V

1.62V

Va(max)

3.63V

1.65V

1.98V

2.5V

1.0V

TBD

Ro (k

Ω)

6.34

4.99

TBD

Rs (k

Ω

Ω)

7.5

10.0

TBD

1.35

(1.6)k

Ω

1.4

(10.0)k

Ω

1.45

(34.9)k

Ω

1.5

1.55

89.8k

Ω

1.6

39.9k

Ω

1.65

23.3k

Ω

1.7

1.8

1.85

1.9

1.95

2.0

Table 2

ADJUSTMENT RESISTOR VALUES

PT4840 Series

PT4841 Datasheet(PDF) 12 Page - Texas Instruments

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