Data Sheet

ADP1762

Rev. D | Page 15 of 19

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.

0

20

40

60

80

100

120

140

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

VIN – VOUT (V)

2A

1A

TJ MAX

10mA

100mA

500mA

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

0

20

40

60

80

100

120

140

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

VIN – VOUT (V)

2A

1A

10mA

100mA

500mA

TJ MAX

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

0

20

40

60

80

100

120

140

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

VIN – VOUT (V)

2A

1A

10mA

100mA

500mA

TJ MAX

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

0

20

40

60

80

100

120

140

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

VIN – VOUT (V)

2A

1A

10mA

100mA

500mA

TJ MAX

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

0

20

40

60

80

100

120

140

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

VIN – VOUT (V)

2A

1A

10mA

100mA

500mA

TJ MAX

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

0

20

40

60

80

100

120

140

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

VIN – VOUT (V)

2A

1A

10mA

100mA

500mA

TJ MAX

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