U3D datasheet(2/4 Pages) VISHAY

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Document Number: 89066

DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com

Revision: 13-Oct-09

U3B, U3C, U3D

Vishay General Semiconductor

New Product

Notes

(1) Pulse test: 300 µs pulse width, 1 % duty cycle

(2) Pulse test: Pulse width

≤ 40 ms

Note

(1) Free air, mounted on recommended copper pad area. Thermal resistance RθJA - junction to ambient, RθJM - junction to mount

RATINGS AND CHARACTERISTICS CURVES

(TA = 25 °C unless otherwise noted)

Fig. 1 - Maximum Forward Current Derating Curve

Fig. 2 - Forward Power Loss Characteristics

ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)

PARAMETER

TEST CONDITIONS

SYMBOL

TYP.

MAX.

UNIT

Instantaneous forward voltage

IF = 3.0 A

TA = 25 °C

VF (1)

0.85

0.90

TA = 100 °C

0.74

0.83

Reverse current

Rated VR

TA = 25 °C

IR (2)

-10

μA

TA = 100 °C

250

500

Reverse recovery time

IF = 0.5 A, IR = 1.0 A,

Irr = 0.25 A

TA = 25 °C

trr

-20

IF = 3.0 A, dI/dt = 50 A/μs,

VR = 30 V, Irr = 0.1 IRM

TA = 25 °C

TA = 100 °C

Storage charge

IF = 3.0 A, dI/dt = 50 A/μs,

VR = 30 V, Irr = 0.1 IRM

TA = 25 °C

Qrr

915

TA = 100 °C

Typical junction capacitance

4.0 V, 1 MHz

THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)

PARAMETER

SYMBOL

U3B

U3C

U3D

UNIT

Typical thermal resistance

RθJA

(1)

°C/W

RθJM

(1)

ORDERING INFORMATION (Example)

PREFERRED P/N

UNIT WEIGHT (g)

PREFERRED PACKAGE CODE

BASE QUANTITY

DELIVERY MODE

U3D-E3/57T

0.239

57T

850

7" diameter plastic tape and reel

U3D-E3/9AT

0.239

9AT

3500

13" diameter plastic tape and reel

3.0

TM - Mount Temperature (°C)

1.0

120

150

2.0

100

110

140

130

Average Forward Current (A)

1.5

0.5

2.0

3.5

2.5

2.0

0.5

1.0

1.5

3.0

1.0

2.5

D = 0.1

D = 0.2

D = 0.3

D = 0.5

D = 0.8

D = 1.0

D = t

p/T

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