SIC620 datasheet(8/20 Pages) VISHAY

Part #	SIC620

Description	60 A VRPower Integrated Power Stage

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Manufacturer	VISHAY [Vishay Siliconix]

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SiC620, SiC620A

www.vishay.com

Vishay Siliconix

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

8

Document Number: 62922

For technical questions, contact: powerictechsupport@vishay.com

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

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

ELECTRICAL CHARACTERISTICS

Test condition: VIN = 12 V, VDRV = VCIN = 5 V, ZCD_EN# = 5 V, VOUT = 1.8 V, LOUT = 250 nH (DCR = 0.32 m

Ω), TA = 25 °C, natural convection

cooling (All power loss and normalized power loss curves show SiC620 and SiC620A losses only unless otherwise stated)

Fig. 6 - Efficiency vs. Output Current

Fig. 7 - Power Loss vs. Output Current

Fig. 8 - Power Loss vs. Input Voltage

Fig. 9 - Safe Operating Area

Fig. 10 - Power Loss vs. Switching Frequency

Fig. 11 - Power Loss vs. Drive Supply Voltage

80

82

84

86

88

90

92

94

96

0

5

10

15

20

25

30

35

40

45

50

55

Output Current, I

OUT (A)

Complete converter efficiency

PIN = [(VIN x IIN) + 5 V x (IVDRV + IVCIN)]

POUT = VOUT x IOUT, measured at output capacitor

500 kHz

300 kHz

1 MHz

800 kHz

1 MHz

0

1

2

3

4

5

6

7

8

0

5

10

15

20

25

30

35

40

45

50

55

Output Current, IOUT (A)

800 kHz

500 kHz

300 kHz

I

OUT = 30 A

0.9

0.95

1

1.05

1.1

1.15

1.2

4

6

8

1012141618

Input Voltage, VIN (V)

300 kHz

1 MHz

0

5

10

15

20

25

30

35

40

45

50

55

60

65

0

25

50

75

100

125

150

PCB Temperature, T

PCB (°C)

0.8

0.9

1

1.1

1.2

1.3

1.4

200

300

400

500

600

700

800

900

1000 1100

Switching Frequency, f

s (kHz)

I

OUT = 30 A

0.9

0.95

1

1.05

1.1

1.15

1.2

4

4.2

4.4

4.6

4.8

5

5.2

5.4

5.6

Drive Supply Voltage, VDRV (V)

IOUT = 30 A

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SIC620 Datasheet(PDF) 8 Page - Vishay Siliconix

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