Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998
FAX: (805) 522-9989
E-mail:
frontiersales@frontierusa.com
Web:
http://www.frontierusa.com
1A ULTRA FAST RECOVERY RECTIFIER
BYT54A-LFR THRU BYT54M-LFR
FEATURES
FAST RECOVERY TIMES
UL 94V0 FLAME RETARDANT EPOXY MOLDING COMPOUND
DIFFUSED JUNCTION
LOW COST
HIGH SURGE CURRENT CAPABILITY
BEVEL ROUND CHIP, AVALANCHE OPERATION
LEAD FREE
1.0(25.4)
MIN
.034(0.9)
.028(0.7)
.205(5.2)
.166(4.2)
.107(2.7)
.080(2.0)
MECHANICAL DATA
CASE: TRANSFER MOLDED,
DO41, DIMENSIONS IN INCHES AND (MILLIMETERS)
LEADS: SOLDERABLE PER MIL-STD-202,METHOD 208
POLARITY: CATHODE INDICATED BY COLOR BAND
WEIGHT: 0.34 GRAMS
1.0(25.4)
MIN
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS 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%
BYT54A BYT54B BYT54D BYT54G BYT54J BYT54K BYT54M
UNITS
RATINGS
SYMBOL
-LFR
-LFR
-LFR
-LFR
-LFR
-LFR
-LFR
MAXIMUM RECURRENT PEAK REVERSE VOLTAGE
V
RRM
50
100
200
400
600
800
1000
V
MAXIMUM RMS VOLTAGE
V
RMS
35
70
140
280
420
560
700
V
MAXIMUM DC BLOCKING VOLTAGE
V
DC
50
100
200
400
600
800
1000
V
MAXIMUM AVERAGE FORWARD RECTIFIED CURRENT
I
O
1.0
A
0.375”(9.5mm) LEAD LENGTH AT TA=55°C
PEAK FORWARD SURGE CURRENT, 8.3ms SINGLE HALF
I
FSM
30
A
SINE-WAVE SUPERIMPOSED ON RATED LOAD
TYPICAL JUNCTION CAPACITANCE (NOTE 1)
C
J
17
PF
TYPICAL THERMAL RESISTANCE (NOTE 2)
STORAGE TEMPERATURE RANGE
OPERATING TEMPERATURE RANGE
R
θja
T
STG
T
OP
50
-55 TO + 150
-55 TO + 150
℃/W
°C
°C
ELECTRICAL CHARACTERISTICS (A
T
T
A
=25°C UNLESS OTHERWISE NOTED)
BYT54A BYT54B BYT54D BYT54G BYT54J BYT54K BYT54M
CHARACTERISTICS
SYMBOL
-LFR
-LFR
-LFR
-LFR
-LFR
-LFR
-LFR
MAXIMUM FORWARD VOLTAGE AT I
O
DC
V
F
1.5
MAXIMUM REVERSE CURRENT AT 25℃
MAXIMUM REVERSE CURRENT AT100℃
I
R
I
R
5
40
UNITS
V
μA
μA
nS
MAXIMUM REVERSE RECOVERY TIME (NOTE 3)
T
RR
100
NOTE:
1. MEASURED AT 1 MHZ AND APPLIED REVERSE VOLTAGE 0F 4.0 VOLTS
2. BOTH LEADS ATTACHED TO HEAT SINK 20x20x1t(mm) COPPER PLATE AT LEAD LENGTH 5mm
3. REVERSE RECOVERY TEST CONDITIONS: I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
BYT54A-LFR THRU BYT54M-LFR
Page: 1
RATINGS AND CHARACTERISTIC CURVE BYT54A-LFR THRU BYT54M-LFR
FIG. 1-TEST CIRCUIT DIAGRAM AND REVERSE
RECOVERY TIME CHARACTERISTIC
50Ω
NO INDUCTIVE
10Ω
NO INDUCTIVE
Trr
(-)
+0.5A
FIG. 2-TYPICAL FORWARD
CURRENT DERATING CURVE
D.U.T.
(+)
25 V
dc
(approx)
PULSE
GENERATOR
( NOTE 2 )
1Ω
NON
INDUCTIVE
OSCILLOSCOPE
( NOTE 1 )
2.0
AVERAGE FORWARD
CURRENT (A)
0
-0.25A
1.0
Single Phase Half
Wave 60 Hz
Resistive or
Inductive Load
(-)
(+)
NOTE: 1. RISE TIME=7ns MAX. INPUT
IMPEDANCE=1 MOhms 22PF
2. RISE TIME =10ns MAX. SOURCE
IMPEDANCE=50OHMS
-1.0A
1cm
SET TIME BASE
FOR 10/20 ns/cm
0
25 50 75 100 125 150 175
AMBIENT TEMPERATURE (
o
C)
FIG. 3-TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT (uA)
INSTANTANEOUS FORWARD CURRENT (A)
FIG. 4-TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
1000
100
100
10
10
T
J
=125
o
C
T
J
=80
o
C
1
.1
1
T
J
=25
o
C
0.1
20
40
60
80
100
120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
.01
.2 .4
.6
.8
1.0
1.2 1.4 1.6 1.8
2.0
INSTANTANEOUS FORWARD VOLTAGE (V)
FIG. 5-MAXIMUN NON-REPETITIVE
FORWARD SURGE CURRENT
FIG. 6-TYPICAL JUNCTION CAPACITANCE
50
PEAK FORWARD SURGE CURRENT (A)
200
JUNCTION CAPACITANCE (pF)
8.3 ms Single Half Sine Wave
(JEDEC Method)
T
J
=25
o
C
100
40
20
10
6
4
2
1
40
30
20
10
0
0
1 2
4 6
10
20
40 60
100
NUMBER OF CYCLES AT 60 Hz
.1 .2
.4
1.0 2
4
10 20 40
100
REVERSE VOLTAGE (V)
BYT54A-LFR THRU BYT54M-LFR
Page: 2