B370B - B3100B

Document number: DS35899 Rev. 2 - 2

2 of 4

www.diodes.com

May 2012

© Diodes Incorporated

B370B - B3100B

Maximum Ratings @TA = 25°C unless otherwise specified

Single phase, half wave, 60Hz, resistive or inductive load.

For capacitance load, derate current by 20%.

Characteristic

Symbol

B370B

B380B

B390B

B3100B

Unit

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

VRRM

VRWM

VR

70

80

90

100

V

Average Rectified Output Current

@ TT =100°C

IO

3.0

A

Non-Repetitive Peak Forward Surge Current 8.3ms

single half sine-wave superimposed on rated load

IFSM

80

A

Thermal Characteristics

Characteristic

Symbol

Value

Unit

Typical Thermal Resistance, Junction to Terminal (Note 5)

RθJT

20

°C/W

Typical Thermal Resistance, Junction to Ambient

RθJA

76

°C/W

Operating Temperature Range

TJ

-55 to +150

°C

Storage Temperature Range

TSTG

-55 to +150

°C

Electrical Characteristics @TA = 25°C unless otherwise specified

Characteristic

Symbol

Min

Typ

Max

Unit

Test Condition

Forward Voltage Drop

B370B, B380B, B390B

B3100B

VF

-

-

-

-

0.82

0.67

V

IF = 3.0A, TA = 25°C

IF = 3.0A, TA = 125°C

Leakage Current (Note 6)

IR

-

-

-

-

0.2

20

mA

@ Rated VR, TA = 25°C

@ Rated VR, TA = 125°C

-

-

Notes:

5. Thermal Resistance: Junction to terminal, Device mounted on FR-4 substrate, 1"*1", 2oz, single-sided, PC boards with 0.1"*0.15" copper pad.

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

0.2

0.4

0.6

0.8

1.2

1.4

1.6

1.8

0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

1.0

0

I

AVERAGE FORWARD CURRENT (A)

Fig. 1 Forward Power Dissipation

F(AV)

0.2

0.4

0.6

0.8

1.0

0.01

0.1

1

10

100

Fig. 2 Typical Forward Characteristics

V , INSTANTANEOUS FORWARD VOLTAGE (V)

F

T = 25°C

A

T = 75°C

A

T = 100°C

A

T = 125°C

A

T = 150°C

A