Maximum ratings, Thermal characteristics, Electrical characteristics – Diodes SBR30A45CTBQ User Manual

Page 2: Sbr30a45ctbq

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SBR30A45CTBQ

Document number: DS36348 Rev. 1 - 2

2 of 5

www.diodes.com

July 2013

© Diodes Incorporated

SBR30A45CTBQ

SBR is a registered trademark of Diodes Incorporated.



Maximum Ratings

(@T

A

= +25°C, unless otherwise specified.)

Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.

Characteristic Symbol

Value

Unit

Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage

V

RRM

V

RWM

V

RM

45 V

Average Rectified Output Current

I

O

30 A

Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load

I

FSM

175 A

Non-Repetitive Avalanche Energy
(T

J

= +25°C, I

AS

= 12.0A, L = 10mH)

E

AS

135 mJ

Repetitive Peak Avalanche Power
(1µs, 25°C)

P

ARM

6900 W



Thermal Characteristics

Characteristic Symbol

Value

Unit

Typical Thermal Resistance (per leg)
Thermal Resistance Junction to Case (Note 5)
Thermal Resistance Junction to Ambient (Note 5)

R

ΘJC

R

ΘJA

1.5

16

°C/W

Operating and Storage Temperature Range

T

J

, T

STG

-55 to +150

°C



Electrical Characteristics

(@T

A

= +25°C, unless otherwise specified.)

Characteristic Symbol

Min

Typ

Max

Unit

Test

Condition

Forward Voltage Drop (per leg)

V

F


0.48
0.43

0.55

V

I

F

= 15A, T

J

= +25°C

I

F

= 15A, T

J

= +125°C

Leakage Current (Note 6)

I

R


0.26

65

0.5

mA

V

R

= 45V, T

J

= +25°C

V

R

= 45V, T

J

= +125°C

Notes:

5. Polymide PCB 2 oz. Copper, minimum recommended pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be

found on our website at http://www.diodes.com.

6. Short duration pulse test used to minimize self-heating effect.


Note: 7. Polymide PCB 2 oz. Copper, minimum recommended pad.




0

1

2

3

4

5

6

7

8

9

0

5

10

15

20

I

, AVERAGE FORWARD CURRENT(A)

Figure 1 Forward Power Dissipation

F(AV)

P

, P

O

WE

R

DIS

S

IP

A

T

IO

N

(W)

D

T = +150°C

J

V , INSTANTANEOUS FORWARD VOLTAGE (V)

Figure 2 Typical Forward Characteristics

F

0.001

0.01

0.1

1

10

100

0

200

400

600

800

I

, IN

S

TAN

TANE

O

U

S

F

O

R

WA

R

D

C

U

R

R

EN

T

(A

)

F

T = 150

A

°C

T = -55

A

°C

T = 25

A

°C

T = 125

A

°C

T = 85

A

°C

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