Reverse Voltage - 50 to 1000 V

Forward Current - 3 A

PINNING

PIN

1

2

DESCRIPTION

Cathode

Anode

FEATURES

For surface mounted applications

Low profile package

Glass Passivated Chip Juntion

Easy to pick and place

High efficiency

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

MECHANICAL DATA

Case: SMAF

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

pprox. Weight:

•

•

•

•

•

•

•

•

• A

27mg 0.00086oz

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 Ratings and Electrical characteristics

1

2

US3AF THRU US3MF

Surface Mount Ultra Fast Rectifiers

http://www.trr-jx.com

http://www.trr-jx.com

version: 02

Top View

Marking Code: US3A~US3M

Simplified outline SMAF and symbol

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

80

1.3

5

100

50

75

-55 ~ +150

A

A

V

μA

ns

°C

Units

T , T

j

stg

Typical Thermal Resistance

R

θJC

50

16

°C/W

1.68

1.0

Maximum Average Forward Rectified Current

at T = 125

°C

c

（1）

（2）

US3AF US3BF US3DF US3GF US3JF

US3KF US3MF

.

（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.