US1AF View Datasheet(PDF) - Shunye Enterprise

Part Name

Description

Manufacturer

US1AF

SURFACE MOUNT HIGH EFFICIENCY RECTIFIERS

Shunye Enterprise 

US1AF THRU US1MF

SURFACE MOUNT HIGH EFFICIENCY RECTIFIERS

Reverse Voltage - 50 to 1000 Volts Forward Current - 1.0 Ampere

FEATURES

The plastic package carries Underwriters Laboratory

Flammability Classification 94V-0

For surface mounted applications

Ultra fast switching for high efficiency

Low reverse leakage

Built-in strain relief,ideal for automated placement

High forward surge current capability

High temperature soldering guaranteed

260 C/10 seconds at terminals

Glass passivated chip junction

MECHANICAL DATA

Case: JEDEC SMAF molded plastic body over passivated chip

Terminals: Solder plated, solderable per MIL-STD-750,

Method 2026

Polarity: Color band denotes cathode end

Mounting Position: Any

Weight:0.0018 ounce, 0.064 grams

0.106(2.70)

0.094(2.40)

0.051(1.30)

0.043(1.10)

0.051(1.30)

0.039(1.0)

Cathode Band

Top View

0.063(1.60)

0.051(1.30)

0.146(3.7)

0.130(3.3)

0.0091(0.23)

0.0071(0.18)

0.193(4.90)

0.173(4.40)

Dimensions in inches and (millimeters)

SMAF

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25 C ambient temperature unless otherwise specified.

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

MDD Catalog Number

Maximum repetitive peak reverse voltage

Maximum RMS voltage

Maximum DC blocking voltage

Maximum average forward rectified current

at TL=55 C

Peak forward surge current

8.3ms single half sine-wave superimposed on

rated load (JEDEC Method)

Maximum instantaneous forward voltage at 1.0A

Maximum DC reverse current TA=25 C

at rated DC blocking voltage TA=100 C

Maximum reverse recovery time (NOTE 1)

Typical junction capacitance (NOTE 2)

Typical thermal resistance (NOTE 3)

Operating junction and storage temperature range

SYMBOLS US1AF US1BF US1DF US1GF US1JF US1KF US1MF UNITS

VRRM 50

VRMS 35

VDC

50

100 200 400 600 800 1000 VOLTS

70 140 280 420 560 700 VOLTS

100 200 400 600 800 1000 VOLTS

I(AV)

1.0

Amp

IFSM

VF

IR

trr

CJ

RθJA

TJ,TSTG

30.0

1.0

1.4

1.7

5.0

50.0

50

75

15.0

50.0

-50 to +150

Amps

Volts

µA

ns

pF

C/W

C

Note:1.Reverse recovery condition IF=0.5A,IR=1.0A,Irr=0.25A

2.Measured at 1MHz and applied reverse voltage of 4.0V D.C.

www.shunyegroup.com.cn

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