UF1A – UF1K

1 of 3

© 2002 Won-Top Electronics

UF1A – UF1K

1.0A SURFACE MOUNT ULTRA FAST RECTIFIER

Features

!

Glass Passivated Die Construction

!

Ideally Suited for Automatic Assembly

B

!

Low Forward Voltage Drop, High Efficiency

!

Surge Overload Rating to 30A Peak

D

!

Low Power Loss

A

!

Ultra-Fast Recovery Time

F

!

Plastic Case Material has UL Flammability

Classification Rating 94V-O

C

H

G

E

Mechanical Data

!

Case: Molded Plastic

!

Terminals: Solder Plated, Solderable

per MIL-STD-750, Method 2026

!

Polarity: Cathode Band or Cathode Notch

!

Marking: Type Number

!

Weight: 0.093 grams (approx.)

Characteristic

Symbol

UF1A

UF1B

UF1D

UF1G

UF1J

UF1K

Unit

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

50

100

200

400

600

800

V

RMS Reverse Voltage

35

70

140

280

420

560

V

Average Rectified Output Current

1.0

A

Non-Repetitive Peak Forward Surge Current

8.3ms Single half sine-wave superimposed on

rated load (JEDEC Method)

30

A

Forward Voltage

1.0

1.4

1.7

V

Peak Reverse Current

At Rated DC Blocking Voltage

10

500

µA

Reverse Recovery Time (Note 1)

50

100

nS

Typical Junction Capacitance (Note 2)

15

pF

Typical Thermal Resistance (Note 3)

30

K/W

Operating and Storage Temperature Range

-50 to +150

°C

2. Measured at 1.0 MHz and applied reverse voltage of 4.0 V DC.

WT E

PO W E R SEM IC O ND UC TO R S

SMB/DO-214AA

Dim

Min

Max

A

3.30

3.94

B

4.06

4.70

C

1.91

2.11

D

0.152

0.305

E

5.08

5.59

F

2.13

2.44

G

0.051

0.203

H

0.76

1.27

All Dimensions in mm