Fairchild FYA3010DN service manual

July 2005

FYA3010DN Schottky Barrier Rectifier

FYA3010DN

Schottky Barrier Rectifier

Features

• Low forward voltage drop

• High frequency properties and switching speed

• Guard ring for over-voltage protection

Applications

• Switched mode power supply

• Freewheeling diodes

TO-3P

132

Absolute Maximum Ratings

Symbol Parameter Value Units

V

RRM

V

R

I

F(AV)

I

FSM

T

J, TSTG

Maximum Repetitive Reverse Voltage 100 V

Maximum DC Reverse Voltage 100 V

Average Rectified Forward Current @ TC = 135°C30 A

Non-repetitive Peak Surge Current (per diode)
60Hz Single Half-Sine Wave

Operating Junction and Storage Temperature - 65 to +150 °C

Marking: Y3010DN

(per diode) Ta = 25°C unless otherwise noted

1. Anode 2.Cathode 3. Anode

250 A

Thermal Characteristics

Symbol Parameter Value Units

R

θJC

R

θJC

R

θJC

Maximum Thermal Resistance, Junction to Case (per diode) 0.78 °C/W

Maximum Thermal Resistance, Junction to Case (per PKG) 0.48 °C/W

Maximum Thermal Resistance, Case to Heatsink 0.2 °C/W

Electrical Characteristics

Symbol Parameter Value Units

V

FM *

I

RM *

* Pulse Test: Pulse Width=300µs, Duty Cycle=2%

©2005 Fairchild Semiconductor Corporation

FYA3010DN Rev. A

Maximum Instantaneous Forward Voltage

I

= 15A

F

= 15A

I

F

= 30A

I

F

I

= 30A

F

Maximum Instantaneous Reverse Current

@ rated V

Ta = 25°C unless otherwise noted

(per diode) Ta = 25°C unless otherwise noted

T

= 25 °C

C

= 125 °C

T

C

= 25 °C

T

C

T

= 125 °C

C

TC = 25 °C

R

T

1

= 125 °C

C

0.85

0.67

1.05(Typ.)

0.80

1

20

V

mA

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Typical Performance Characteristics

FYA3010DN Schottky Barrier Rectifier

Figure 1. Typical Forward Voltage
Characteristics (per diode)

100

10

[A]

F

1

0.1

Forward Current, I

0.01

0.00.51.01.5

Forward Voltage Drop, VF[V]

TJ=125 oC

TJ=75 oC

TJ=25 oC

Figure 3. Typical Junction Capacitance
(per diode)

1000

900
800
700

[pF]

J

600
500

400

300

200

TJ=25 oC

Figure 2. Typical Reverse Current vs.
Reverse Voltage (per diode)

1

10

0

10

[mA]

R

-1

10

-2

10

Reverse Current, I

-3

10

20 40 60 80 100

Reverse Voltage, VR[V]

TJ=125 oC

TJ=75 oC

TJ=25 oC

Figure 4. Forward Current Derating Curve

35

30

[A]

F(AV)

25

20

15

10

DC

Juntion Capacitance, C

100

90
80

0 20406080100

Reverse Voltage, VR[V]

Figure 5. Non-Repetive Surge Current
(per diode)

300

[A]

275

FSM

250

225

200

175

Max. Forward Surge Current, I

150

110100

Number of Cycles @ 60Hz

5

Average Forward Current, I

0

0 20 40 60 80 100 120 140 160

Case Temperature, TC[°C]

Figure 6. Thermal Impedance Characteristics
(per diode)

10

C/W]

°

1

0.1

0.01

Transient Thermal Impedance [

1E-5 1E-4 1E-3 0.01 0.1 1 10

Pulse Duration [s]

FYA3010DN Rev. A

2

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