US3A - Fronter Electronics Co., Ltd.

14-47

FRONTIER

ELECTRONICS CO., LTD.

3A ULTRA FAST RECOVERY SURFACE MOUNT RECTIFIER

FEATURES

! LOW PROFILE PACKAGE

! PLASTIC PACKAGE HAS UNDERWRITERS LABORATORY

94V-0

! IDEAL FOR SURFACE M OUNTED APPLICATION

! GLASS PASSIVATED CHIP JUNCTI

! BULIT-IN STRAIN RELIEF DESIGN

! ULTRA FAST RECOVERY TIME FOR HIGH EFFICIENT

! HIGH TEMPERTURE SO LDER ING : 250 ℃/10 SECONDS AT

TERMINALS

MECHANICAL DATA

! CASE：JEDEC DO-214AA MOLDED PLAS BODY

! TER MINAL：SO LDER P LATED, SO LDER ABLE PER MIL-STD-

750 METHOD 2026

! P OLARITY：COLOR BAND DENOTES CATHODE

! WEIGHT︰0.21GRAMS

CASE:DO-214AB (SMC)

DIMENSIONS IN INCHES AND (MILLIMETERS)

MAXIMUM RATINGS AN D ELECTR ICAL CHARACTERISTIC S

RATINGS AT 25°C AMBIENT TEMPERATURE UNLESS OTHERWISE SPECIFIED

SINGLE PHASE, HALF WAVE, 60 HZ, RESISTIVE OR INDUCTIVE LOAD.

FOR CAPACITIVE LOAD, DERATE CURRENT BY 20%

RATINGS SYMBOL US3A US3B US3D US3G US3J US3K US3M UNITS

MAXIMUM RECURRENT PEAK REVERSE VOLTAGE VRRM 50 100 200 400 600 800 1000 V

MAXIMUM RMS VOLTAGE VRMS 35 70 140 280 420 560 700 V

MAXIMUM DC BLOCKING VOLTAGE VDC 50 100 200 400 600 800 1000 V

MAXIMUM AVERAGE FORWARD RECTIFIED CURRENT

AT TL=75°CIO3.0 A

PEAK FORWARDSURGE CURRENT, 8.3ms SINGLE HALF SINE-

WAVE SUPERIMPOSED ON RATED LOAD IFSM 100 A

TYPICAL JUNCTION CAPACITANCE (NOTE 1) CJ75 PF

TYPICAL THERMAL RESISTANC E (NOTE 2) RθjL 15 ℃/W

STORAGE TEMPERATURE RANGE TSTG -55 TO + 150 ℃

OP ERATING TEM PERATUR E RANGE TOP -55 TO + 150 ℃

ELECTRICAL CHARACTERIST I CS (A T T A =25°

°°

°C UNLESS OTHE RWISE NOTED)

CHARACTERISTICS SYMBOL US3A US3B US3D US3G US3J US3K US3M UNITS

MAXIMU M FO RWARD VOLTAGE AT IO = 3A DC VF1.0 1.3 1.7 V

MAXIMUM DC REVERSE CURRENT AT TA=25°CIR5µA

MAXIMUM DC REVERSE CURRENT AT TA=125°CIR250 µA

MAXIMUM REVERSE RECOVERY TIME (NOTE 3) TRR 50 75 nS

MARKING US3A US3B US3D US3G US3J US3K US3M

NOTES︰

1. MEASURED AT 1 MHZ AND APP LIED REVERSE VOLTAGE 0F 4.0 VOLTS

2. THERMAL RESISTANCE FROM JUNCTION TO AMBIENT AND JUNCTION TO LEAD P.C. B. MOUNTED ON

0.3×0.3”(8.0×8.0mm) COPPER PAD AREAS

3. REVERS E RECOVERY TEST CONDITIONS: IF=0.5A, IR=1.0A, IRR=0.25A

US3A

THRU

US3M

.060(1.52)

.030

(

0.76

)

.320(8.13)

.305

(

7.75

)

.103(2.62)

.079

(

2.06

)

.280(7.11)

.260(6.60)

.245(6.22)

.220(5.59)

.126(3.20)

.114(2.90)

CATHODE

RATINGS AND CHARACTERISTIC CURVE US3A THRU US3M

FIG. 1-TEST CIRCUIT DIAGRAM AND REVERSE

RECOVERY TIME CHARACTERISTIC

PULSE

GENERATOR

( NOTE 2 )

(+)

25 Vdc

(approx)

(-)

D.U.T.

1Ω

INDUCTIVE OSCILLOSCOPE

( NOTE 1 )

50Ω

ONINDUCTIVE 10Ω

ONINDUCTIVE

(-)

(+)

+0.5A

-0.25A

-1.0A

Trr

FIG. 3-TYPICAL REVERSE CHARACTE RISTICS FIG. 4-TYPICAL INSTANTANEOUS

FORWARD CHARACTERISTICS

FIG. 6-TYPICAL J UNCTION CAPACITANCE

FIG. 5-MAXIMUN NON-REP ETITIVE

FORWARD SURGE CURRENT

100

.1 .2 .4 1.0 2 4 10 20 40 100

REVER S E VOLTAGE (V)

200

100

JUNCTION CAPACITANCE (pF)

PEAK FORWARD SURGE CURRENT (A)

TJ=25oC

.2 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 2.0

INSTANTANEOUS FORWARD VOLTAGE (V)

0 20 40 60 80 100 120 140

PERCE NT OF RATED PEAK REVERSE VOLTAGE (%)

100

1.0

.01

US3A~US3D

US3J~US3M

1.0

0.1

.01

.001

INSTANTANEOUS FORWARD CURR ENT (A)

INSTANTANEOUS REVERSE C URENT (uA)

AVERAGE FOR W ARD

CURRENT (A)

3.0

2.0

1.0

00 20 40 60 80 100 120 140 160 18

LEAD TEMPERATURE (oC)

FIG. 2-TYPICAL FORWARD

CURRENT DERATING CURVE

1cm

SET TIME BASE

FOR 10/20 ns/cm

OTE: 1. RISETIME=7ns MAX. INPUT

IMPEDANCE=1 MEGOHM 22PF

2. RISE TIME =10ns MAX. SOURCE

IMPEDENCE=50 OHMS

US3G

0 10

UMBER OF CYCLES AT 60HZ

TJ=25oC

TJ=80oC

=125oC

14-48

SINGLE PHASE

HALF WAVE 60Hz

RESISTIVE OR

INDUCTIVE LOAD

P.C.B MOUNT E D ON

0.3×0.3”(8.0×8.0mm)

COPPER PAD AREAS

8.3 ms Single Half Sine Wave

(JEDEC Method)