LSP5523

Document number: DS44073 Rev. 7 - 2

13 of 17

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May 2022

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LSP5523

Typical Characteristics (Continued)

EFFICIENCY vs LOAD CURRENT (Vout=3.3V)

62.0

66.0

70.0

74.0

78.0

82.0

86.0

90.0

94.0

98.0

0

0.5

1

1.5

2

2.5

3

3.5

LOAD CURRENT (A)

Vin=23 V

Vin=12V

Vin=5

V

OUTPUT VOLTAGE (3.3V) vs LOAD CURRENT

3.2

3.225

3.25

3.275

3.3

3.325

3.35

3.375

3.4

0

0.5

1

1.5

2

2.5

3

3.5

4

LOAD CURRENT, (A)

Vin=5

V

Vin=23 V

Vin=12V

OUTPUT VOLTAGE vs

AMBIENT TEMPERATURE

3.2775

3.28

3.2825

3.285

3.2875

3.29

3.2925

3.295

3.2975

3.3

3.3025

3.305

3.3075

3.31

-50 -30 -10 10

30

50

70

90 110 130 150

AMBIENT TEMPERATURE, (C)

SWITCHING FREQUENCY vs

AMBIENT TEMPERATURE

310

315

320

325

330

335

340

345

350

-50 -30 -10

10

30

50

70

90 110 130 150

AMBIENT TEMPERATURE, (C)

SWITCHES RdsON vs

JUNCTION TEMPERATURE (Vin=12V)

0.06

0.07

0.08

0.09

0.1

0.11

0.12

0.13

10

30

50

70

90

110

130

150

170

JUNCTION TEMPERATURE (C)

JUNCTION TEMPERATURE vs LOAD CURRENT (Ta=25C)

20

30

40

50

60

70

80

90

100

0

0.5

1

1.5

2

2.5

3

3.5

LOAD CURRENT, A

Vin=23V

Vin=12V

Vin=5V