SiC620, SiC620A

www.vishay.com

Vishay Siliconix

S14-2385-Rev. E, 08-Dec-14

9

Document Number: 62922

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

Fig. 12 - Power Loss vs. Output Voltage

Fig. 13 - Driver Supply Current vs. Driver Supply Voltage

Fig. 14 - Driver Supply Current vs. Output Current

Fig. 15 - Power Loss vs. Output Inductor

Fig. 16 - Driver Supply Current vs. Switching Frequency

Fig. 17 - UVLO Threshold vs. Temperature

0.8

0.9

1

1.1

1.2

1.3

0.5

1

1.5

2

2.5

3

3.5

Output Voltage, V

I

5

10

15

20

25

30

35

40

45

4.00

4.25

4.50

4.75

5.00

5.25

5.50

Driver Supply Voltage, V

I

1 MHz

0.96

0.98

1

1.02

1.04

1.06

1.08

1.1

0

5

10

15

20

25

30

35

40

45

50

55

300 kHz

I

0.97

0.98

0.99

1

1.01

200

250

300

350

400

450

500

Output Inductor, L

I

0

5

10

15

20

25

30

35

40

45

50

300

400

500

600

700

800

900

1000

Switching frequency, f

2.6

2.8

3.0

3.2

3.4

3.6

3.8

4.0

-60

-40

-20

0

20

40

60

80

100 120 140

Temperature (

°C)

V

UVLO_FALLING

V

UVLO_RISING

4.2