SURFACE MOUNT ULTRAFAST RECOVERY RECTIFIER

Reverse Voltage - 50 to 1000 V

Forward Current - 1 A

PINNING

PIN

1

2

DESCRIPTION

Cathode

Anode

Top View

Marking Code: US1A~US1M

Simplified outline SMAF and symbol

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: SMAF

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

pprox. Weight:

•

•

•

•

•

•

•

•

• A

27mg / 0.00095oz

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 1 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

1

30

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

80

°C/W

1.65

1.0

US1AF US1BF

US1DF

US1GF US1JF

US1KF US1MF

1

2

Page 1 of 3

US1AF THRU US1MF

Maximum Average Forward Rectified Current

at T = 125

°C

c

（1）

（2）

.

（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