IRLR3715Z Просмотр технического описания (PDF) - Kersemi Electronic Co., Ltd.

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IRLR3715Z

High Frequency Synchronous Buck Converters for Computer Processor Power

Kersemi Electronic Co., Ltd. 

IRLR/U3715Z

50

2.5

Limited By Package

40

2.0

30

20

ID = 250µA

1.5

10

0

25

50 75 100 125 150 175

TC , Case Temperature (°C)

Fig 9. Maximum Drain Current vs.

Case Temperature

1.0

-75 -50 -25 0 25 50 75 100 125 150 175 200

TJ , Temperature ( °C )

Fig 10. Threshold Voltage vs. Temperature

10

D = 0.50

1

0.20

0.10

0.05

0.1

0.02

0.01

SINGLE PULSE

( THERMAL RESPONSE )

τJ τJ

τ1 τ1

R1R1

Ci= τi/Ri

Ci i/Ri

R2R2

τ2 τ2

R3R3

τ3 τ3

0.01

1E-006

1E-005

0.0001

0.001

t1 , Rectangular Pulse Duration (sec)

R4R4

τCτ

Ri (°C/W)

1.1512

2.2284

τi (sec)

0.000082

0.000897

τ4 τ4

0.3256 0.053599

0.0448 0.074119

P DM

t1

t2

Notes:

1. Duty factor D =

t1/ t 2

2. Peak T J = P DM x Z thJC + T C

0.01

0.1

Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case

2014-8-24

5

www.kersemi.com

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