VS-12CTQ045SPBF Просмотр технического описания (PDF) - Vishay Semiconductors

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производитель

VS-12CTQ045SPBF

Schottky Rectifier, 2 x 6 A

Vishay Semiconductors 

VS-12CTQ...SPbF, VS-12CTQ...-1PbF Series

Vishay High Power Products Schottky Rectifier,

2x6A

175

170

165

DC

160

Square wave (D = 0.50)

80 % rated VR applied

155

See note (1)

150

0

2

4

6

8

10

IF(AV) - Average Forward Current (A)

Fig. 5 - Maximum Allowable Case Temperature vs. Average

Forward Current (Per Leg)

1000

5.0

4.5

D = 0.20

D = 0.25

4.0

D = 0.33

D = 0.50

3.5

D = 0.75

3.0

2.5

RMS limit

2.0

1.5

DC

1.0

0.5

0

0

2

4

6

8

10

IF(AV) - Average Forward Current (A)

Fig. 6 - Forward Power Loss Characteristics (Per Leg)

At any rated load condition

and with rated VRRM applied

following surge

100

10

100

1000

10 000

tp - Square Wave Pulse Duration (µs)

Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg)

D.U.T.

Current

monitor

L

IRFP460

Rg = 25 Ω

High-speed

switch

Freewheel

diode

+ Vd = 25 V

40HFL40S02

Fig. 8 - Unclamped Inductive Test Circuit

Note

(1) Formula used: TC = TJ - (Pd + PdREV) x RthJC;

Pd = Forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6);

PdREV = Inverse power loss = VR1 x IR (1 - D); IR at VR1 = 80 % rated VR

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4

For technical questions, contact: diodestech@vishay.com

Document Number: 94131

Revision: 12-Mar-10

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