WTE UF3D-T3, UF3D-T1, UF3K-T3, UF3K-T1, UF3J-T3 Datasheet

WTE

POWER SEM ICOND UCTOR S

UF3A – UF3K

3.0A 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 100A 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: 0.21 grams (approx.)

Maximum Ratings and Electrical Characteristics

Characteristic Symbol UF3A UF3B UF3D UF3G UF3J UF3K Unit

Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage

RMS Reverse Voltage V
Average Rectified Output Current @TL = 75°C I

RRM

V

RWM

V

R

V

R(RMS)

O

50 100 200 400 600 800 V

35 70 140 280 420 560 V

SMC/DO-214AB

Dim Min Max

A
B
C
D
E
F
G
H

All Dimensions in mm

@TA=25°C unless otherwise specified

5.59 6.22

6.60 7.11

2.75 3.25

0.152 0.305

7.75 8.13

2.00 2.62

0.051 0.203

0.76 1.27

3.0 A

Non-Repetitive Peak Forward Surge Current

8.3ms Single half sine-wave superimposed on
rated load (JEDEC Method) @T

Forward Voltage @IF = 3.0A V
Peak Reverse Current @TA = 25°C

At Rated DC Blocking Voltage @T
Reverse Recovery Time (Note 1) t
Typical Junction Capacitance (Note 2) C
Typical Thermal Resistance (Note 3) R
Operating and Storage Temperature Range T

Note: 1. Measured with IF = 0.5A, IR = 1.0A, Irr = 0.25A,

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

3. Mounted on P.C. Board with 8.0mm

UF3A – UF3K 1 of 3 © 2002 Won-Top Electronics

= 55°C

A

= 100°C

A

2

land area.

FSM

I

FM

RM

I

rr

j

JL



j, TSTG

100 A

1.0 1.4 1.7 V
10

500
50 100 nS
75 50 pF

15 K/W

-50 to +150 °C

µA

10

(AV),

I AVERAGE FORWARD CURRENT (A)

100

3.0

1.5

0

25 50

75

75

T,LEAD TEMPERATURE ( C)

L

100 125 150

°

Fig. 1 Forward Current Derating Curve

Single Half Sine-Wave

(JEDEC Method)

F

I , INSTANTANEOUS FORWARD CURRENT (A)

1000

UF3A-UF3D

UF3G

1.0

UF3J-UF3K

0.1

T - 25 C

Pulse Width = 300 sµ

0.01
0 0.4 0.8

V , INSTANTANEOUS FORWARD VOLTAGE (V)

F

1.2 1.6 2.0

Fig. 2 Typical Forward Characteristics

100

T = 100 C

°

j

10

°

j

50

25

T = 150 C

°

j

FSM

I , PEAK FORWARD SURGE CURRENT (A)

0

1 10 100

NUMBER OF CYCLES AT 60Hz

Fig. 3 Forward Surge Current Derating Curve

50 NI (Non-inductive)Ω

Device

Under

1.0

Test

Ω

NI

Oscilloscope

(Note 1)

(+)

50V DC
Approx

(-)

10 NIΩ

(-)

Pulse

Generator

(Note 2)

(+)

1.0

T = 25 C

°

j

0.1

0.01

R

I , INSTANTANEOUS REVERSE CURRENT (mA)

0 20 40 60 80 100 120 140

PERCENT OF RATED PEAK REVERSE VOLTAGE (%)

Fig. 4 Typical Reverse Characteristics

t

rr

+0.5A

0A

-0.25A

Notes:

1. Rise Time = 7.0ns max. Input Impedance = 1.0M , 22pF.

2. Rise Time = 10ns max. Input Impedance = 50 .

Ω

Ω

-1.0A

Settimebasefor10ns/cm

Fig. 5 Reverse Recovery Time Characteristic and Test Circuit

UF3A – UF3K 2 of 3 © 2002 Won-Top Electronics