B

L

K

H

J

A

1

2

C

α

SCHOTTKY DIODE 0.5 Amp

MBR0520

Preliminary Data Sheet PD-20226 01/02

Major Ratings and Characteristics

IF(AV) DC 0.5 A

VRRM 20 V

IFSM @ tp= 10 ms sine 6.5 A

VF @ 0.5Apk, TJ= 100°C 0.36 V

TJ range - 65 to 150 °C

Characteristics Value Units

SOD123

This Schottky diode is ideally suited for low voltage, highfrequency operation, as freewheeling and polarity protection.Small size of the package allows proper use in applicationwhere compact size is critical, fitting also the GSM andPCMCIA requirement.

Surface mountableVery low forward voltage dropExtremely fast switchingNegligible switching lossesGuard ring for enhanced ruggedness and long termreliability

Description/ Features

1

Case Styles

Outline SOD123

Device Marking: IR520

21

SOLDERING PAD

DIM Millimeters InchesMin Max Min Max

A 0.55 0.70 0.022 0.028B 1.40 1.70 0.055 0.067C 3.55 3.85 0.140 0.152H 2.55 2.85 0.100 0.112J - 0.10 - 0.004K 0.95 1.35 0.037 0.053L - 1.35 - 0.053M - 0.15 - 0.006α 8° 8°C

4.19 mm0.165"

2.36 mm0.093"

1.22 mm0.048"

0.91 mm0.036"

MBR0520Preliminary Data Sheet PD-20226 01/02

2

Part number ValueVR Max. DC Reverse Voltage (V)

VRWM Max. Working Peak Reverse Voltage (V)20

Voltage Ratings

IF Max. Average Forward Current 0.5 A DC, TL = 129°C

IFSM Max. Peak One Cycle Non-Repetitive 55 A 5µs Sine or 3µs Rect. pulse

Surge Current, @ 25°C 6.5 A 10ms Sine or 6ms Rect. pulse

Parameters Value Units Conditions

Absolute Maximum Ratings

Following any ratedload condition andwith rated VRRM applied

TJ Max. Junction Temperature Range (*) - 65 to 150 °C

Tstg Max. Storage Temperature Range - 65 to 150 °C

RthJL Max. Thermal Resistance Junction 150 °C/W Mounted on PC board FR4 with minimum pad sizeto Lead

RthJA Max. Thermal Resistance Junction 200 °C/W 1 inch square pad size (1 x 0.5 inch for each lead) onto Ambient FR4 board

Wt Approximate Weight 0.012 g rCase Style SOD123Device Marking IR520

Thermal-Mechanical SpecificationsParameters Value Units Conditions

VFM Max. Forward Voltage Drop (1) 0.375 V @ 0.1A TJ = 25°C

0.440 V @ 0.5A

VFM Max. Forward Voltage Drop (1) 0.260 V @ 0.1A TJ = 100°C0.360 V @ 0.5A

IRM Max. Reverse Leakage (1) 40 µA TJ = 25°C VR = 10V

Current 3 mA TJ = 100°C

150 µA TJ = 25°C VR = 20V

7 mA TJ = 100°CCT Max. Junction Capacitance 110 pF VR = 5VDC (test signal range 100KHz to 1Mhz), TJ = 25°C

dv/dt Max. Voltage Rate of Change 10000 V/µs(Rated VR)

Electrical SpecificationsParameters Value Units Conditions

(1) Pulse Width < 300µs, Duty Cycle < 2%

(*)dPtot 1dTj Rth( j-a)

< thermal runaway condition for a diode on its own heatsink

MBR0520Preliminary Data Sheet PD-20226 01/02

3

Fig. 2 - Typical Values of Reverse CurrentVs. Reverse Voltage

Fig. 3 - Typical Junction CapacitanceVs. Reverse Voltage

Fig. 1 - Maximum Forward Voltage Drop Characteristics

Inst

anta

neou

s Fo

rwar

d C

urre

nt -

I F (A

)

Forward Voltage Drop - V FM (V)

Reverse Voltage - V R (V)

Rev

erse

Cur

rent

- I R

(mA)

Reverse Voltage - V R (V)

Junc

tion C

apac

itanc

e - C

T (p

F)

0.01

0.1

1

10

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7

Tj = 150˚C

Tj = 100˚C

Tj = 25˚C

10

100

1000

0 5 10 15 20 25

T = 25˚CJ

0.0001

0.001

0.01

0.1

1

10

100

0 5 10 15 20 25

125˚C

100˚C

75˚C

50˚C

25˚C

Tj = 150˚C

MBR0520Preliminary Data Sheet PD-20226 01/02

4

Fig. 5 - Maximum Allowable Case TemperatureVs. Average Forward Current

Fig. 6 - Forward Power Loss Characteristics

Fig. 7 - Maximum Non-Repetitive Surge Current

Allo

wab

le Le

ad T

empe

ratu

re (°

C)

Average Forward Current - I F(AV) (A) Average Forward Current - I F(AV) (A)Av

erag

e Pow

er Lo

ss (W

atts

)

Square Wave Pulse Duration - t p (microsec)

Non

-Rep

etiti

ve S

urge

Cur

rent

- I FS

M (A

)

100

110

120

130

140

150

160

0 0.2 0.4 0.6 0.8

DC

D = 0.20D = 0.25D = 0.33D = 0.50D = 0.75

Square Wave(D = 0.50)

see note (2)

1

10

100

10 100 1000 10000

At Any Rated Load ConditionAnd With Rated Vrrm AppliedFollowing Surge

0

0.1

0.2

0.3

0 0.2 0.4 0.6 0.8

DC

RMS Limit

D = 0.20D = 0.25D = 0.33D = 0.50D = 0.75

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

Pd = Forward Power Loss = IF(AV) x VFM @ (IF(AV) / D) (see Fig. 6);PdREV = Inverse Power Loss = VR1 x IR (1 - D)

MBR0520Preliminary Data Sheet PD-20226 01/02

5

IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105TAC Fax: (310) 252-7309

Visit us at www.irf.com for sales contact information. 01/02

Data and specifications subject to change without notice.This product has been designed for Industrial Level.

Qualification Standards can be found on IR's Web site.

Tape & Reel Information

Dimensions in millimeters and (inches)

Ordering Information TableDevice Package Marking Base qty Delivery mode

MBR0520 SOD-123 IR520 3000 Tape & Reel

This datasheet has been download from:

www.datasheetcatalog.com

Datasheets for electronics components.