ADP1762ACPZ1.25-R7 datasheet(16/19 Pages) AD

16 / 19 page

Data Sheet

ADP1762

Rev. 0 | Page 15 of 18

Figure 34 through Figure 39 show the junction temperature

calculations for the different ambient temperatures, load

currents, VIN to VOUT differentials, and areas of PCB copper.

100

120

140

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

VIN – VOUT (V)

TJ MAX

10mA

100mA

500mA

Figure 34. 6400 mm2 of PCB Copper, TA = 25°C

100

120

140

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

VIN – VOUT (V)

10mA

100mA

500mA

TJ MAX

Figure 35. 500 mm2 of PCB Copper, TA = 25°C

100

120

140

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

VIN – VOUT (V)

10mA

100mA

500mA

TJ MAX

Figure 36. 25 mm2 of PCB Copper, TA = 25°C

100

120

140

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

VIN – VOUT (V)

10mA

100mA

500mA

TJ MAX

Figure 37. 6400 mm2 of PCB Copper, TA = 50°C

100

120

140

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

VIN – VOUT (V)

10mA

100mA

500mA

TJ MAX

Figure 38. 500 mm2 of PCB Copper, TA = 50°C

100

120

140

0.20.40.60.81.01.21.41.6

VIN – VOUT (V)

10mA

100mA

500mA

TJ MAX

Figure 39. 25 mm2 of PCB Copper, TA = 50°C

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