MPQ4558 – 1A, 2MHz, 55V STEP-DOWN CONVERTER, AEC-Q100 QUALIFIED

MPQ4558 Rev. 1.01

www.MonolithicPower.com

5

5/17/2013

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TYPICAL CHARACTERISTICS

DUTY CYCLE

Vin Shut-down vs.

Junction Temperature

Voltage Reference vs.

Junction Temperature

Vin Start-up vs.

Junction Temperature

Venable-low vs.

Junction Temperature

Venable-high vs.

Junction Temperature

On Resistance vs.

Junction Temperature

150

200

250

300

350

400

450

500

-50 -25

0 25

50

75 100 125

1.0

1.2

1.4

1.6

1.8

2.0

2.2

0%

20%

40%

60%

80%

1.0

1.2

1.4

1.6

1.8

2.0

2.2

-50 -25

0

25

50

75 100 125

2.90

2.95

3.00

3.05

3.10

3.15

3.20

3.25

-50 -25

0

25

50

75 100 125

2.55

2.58

2.61

2.64

2.67

2.70

2.73

-50 -25

0

25

50

75 100 125

0.780

0.785

0.790

0.795

0.800

0.805

0.810

-50 -25

0

25

50

75 100 125

1.30

1.35

1.40

1.45

1.50

1.55

1.60

1.65

1.70

1.75

-50 -25

0

25

50

75 100 125

1.21

1.22

1.23

1.24

1.25

1.26

-50 -25

0

25

50

75 100 125

480

485

490

495

500

505

510

-50 -25

0

25

50 75 100 125