PINNING

PIN

1

2

DESCRIPTION

Cathode

Anode

Simplified outline SMBF symbol

Top View

Marking Code: U3AB~U3MB

1

2

Page 1 of 3

US3ABF THRU US3MBF

Ratings at 25

ambient temperature unless otherwise specified.

Single phase half-wave 60 Hz, resistive or inductive load, for capacitive load current derate by 20 %.

°C

Maximum DC Blocking Voltage

Peak Forward Surge Current 8.3 ms Single Half

Sine Wave Superimposed on Rated Load

Maximum Instantaneous Forward Voltage at 3 A

Parameter

Maximum Repetitive Peak Reverse Voltage

Maximum RMS voltage

Operating and Storage Temperature Range

Maximum DC Reverse Current

= 25

°C

at Rated DC Blocking Voltage

T =125

°C

a

Maximum Reverse Recovery Time

Symbols

50

100

200

400

600

800

1000

V

35

70

140

280

420

560

700

V

50

100

200

400

600

800

1000

V

3

100

1.3

5

100

50

75

-55 ~ +150

A

A

V

μA

ns

°C

Maximum Ratings and Electrical characteristics

Units

T , T

j

stg

Typical Thermal Resistance

R

θJC

45

15

°C/W

1.68

1.0

Maximum Average Forward Rectified Current

at T = 125

°C

c

（1）

（2）

US3ABF

US3BBF

US3DBF

US3GBF

US3JBF

US3KBF

US3MBF

Surface Mount Ultrafast Recovery Rectifier

Reverse Voltage – 50V~1000 V

Forward Current – 3.0 A

FEATURES

For surface mounted applications

Low profile package

Glass Passivated Chip Junction

Easy to pick and place

High efficiency

Lead free in comply with EU RoHS 2011/65/EU directives

MECHANICAL DATA

Case: SMBF

Terminals: Solderable per MIL-STD-750, Method 2026

pprox. Weight: 5

•

•

•

•

•

•

•

•

• A

7mg / 0.002oz

.

（2）

（1）Measured with I = 0.5 A, I = 1 A, I = 0.25 A

F

R

rr

P.C.B. mounted with 2.0" X 2.0" (5 X 5 cm) copper pad areas.

Copyright@ SEMIPOWER Electronic Technology Co., Ltd. All rights reserved.

2016 Rev 1.0