AP4578GM-HF datasheet(5/8 Pages) A-POWER

Part #	AP4578GM-HF

Description	Simple Drive Requirement, Lower Gate Charge

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Manufacturer	A-POWER [Advanced Power Electronics Corp.]

Direct Link	http://www.a-power.com.tw

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5 / 8 page

AP4578GM-HF

N-Channel

Fig 7. Gate Charge Characteristics

Fig 8. Typical Capacitance Characteristics

Fig 9. Maximum Safe Operating Area

Fig 10. Effective Transient Thermal Impedance

Fig 11. Transfer Characteristics

Fig 12. Gate Charge Waveform

5

Q

VG

4.5V

QGS

QGD

QG

Charge

0

2

4

6

8

10

12

0

4

8

12

16

20

Q G , Total Gate Charge (nC)

I D =4 A

V DS =48 V

10

100

1000

1

5

9

131721

2529

V DS , Drain-to-Source Voltage (V)

f=1.0MHz

C iss

C oss

C rss

0.001

0.01

0.1

1

0.0001

0.001

0.01

0.1

1

10

100

1000

t , Pulse Width (s)

0.01

0.05

0.1

0.2

Duty factor=0.5

Single Pulse

PDM

Duty factor = t/T

Peak Tj = PDM x Rthja + Ta

Rthja = 135℃/W

t

T

0.02

0.01

0.1

1

10

100

0.1

1

10

100

1000

V DS , Drain-to-Source Voltage (V)

T A =25

o C

Single Pulse

100us

1ms

10ms

100ms

1s

DC

0

5

10

15

20

25

024

68

V GS , Gate-to-Source Voltage (V)

T j =125

o C

T j =25

o C

V DS =5V

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