FEATURES
Low c ost
Diffused junction
Low leak age
Low f o rward volt age drop
MECHANICA L DA TA
Case: J E DE C DO- -27, molded plast ic
MIL- S T D 202, met hod 2 08
P olarit y: Co lor band denot es c at hode
Weight: 0 . 041ounc es,1.15 grams
Mount ing posit ion: Any
Ratings at 25 ambient t emperat ure unless ot herw ise spec if ied.
S ingle phase, half wave, 50Hz, resist ive or induc t ive load. For ca pacit ive load, der at e by 20%.
UNITS
Maxi mum recurrent peak reverse voltage VRRM V
Maximum RMS voltage VRMS V
Maxi mum DC blocki ng vol tage VDC V
Maximum average forward recti fied current
9 . 5 mm le a d length , @TA=75
Peak forward surge current
10ms sing l e ha lf-sine-wave
superimposed on rated load @T J=125
Maxi mum i nstantaneou s forward vo l tage
@ IF=1.6A VFV
Maximum reverse current @TA=25
a t rated DC bl ockin g voltag e @TA=100
Maximum re verse reco very ti me (Note 1) trr ns
Typical junction capa citance (Note 2) CJpF
Typical the rmal resistan ce (Note 3 ) RฮธJA /W
O pe rati ng jun ction temperature rang e TJ
Storage tempera ture range TSTG
2. Measured at 1.0MHZ and app li ed rever s e vo ltag e of 4.0V D C .
IF(AV)
3. The rm al res i s tanc e from ju nc ti on to am bi ent.
A
IFSM
IR
A
A
N OTE: 1. Meas ured wi t h IF=0 .5 A, IR=1 A , Irr=0.25A.
70
200
140
0.98
1.6
125.0
100 200
E asily cleaned w it h alc ohol, I soprop anol and
similar solv ents
T er minals: Axial lead , solder able per
DO - 27
100
MAXIM UM R ATINGS AND ELECTRICAL CHARA CTERISTICS
31DF1 31DF2
31DF1(Z) --- 31DF2(Z)
High c urr ent c apabilit y
SUPER FAST RECTIFIERS VOLTAGE RANGE: 100 --- 200 V
CURRENT: 1 .6 A
GALAXY ELECTRICAL
- 55 ----- + 150
- 55 ----- + 150
5.0
50.0
30
90
34
www.galaxycn.com
BL
BLGALAXY ELECTRICAL
Document Number 0264016 1.
BLGALAXY ELECTRICAL
www.galaxycn.com
Document Number 0264016 2.
AMPERES
AVERAGE FORWARD CURRENT
AMPERES
31DF1(Z) --- 31DF2(Z)
INSTANTANEOUS FORWARD CURRENT
FIG.1 -- TEST CIRCU IT DIAGRA M A ND REVERSE RE COVERY TIME CHARACTER ISTIC
SET TI ME B ASE F O R 10 ns/cm
NO TES:1.RISE TIM E = 7ns M A X.INPUT IM PEDA NCE =1M . 22pF. JJJJ
2.RISE TIM E =10ns MAX.S O URC E IMP EDANC E=50 .
RATINGS AND CHARACTERISTIC CURVES
INSTAN TANEO US FO RW A R D VOLTAG E, VOLTS
FIG.2 - - TYPICAL FORWARD CHARACTERISTIC F IG.3 - - FORWARD DERAT ING CURVE
A MB IENT TEMPE RA TURE,
FIG.4- - TYPICAL JUNCTION CAPACITANCE FIG.5-- PEAK FORWORD SU RGE CURREN T
PEAK FORWORD SURGE CURRENT
AMPERES
NUMBER OF CYCLES AT 60HZ
R EVE R SE VO L T AGE, VO LTS
JUNCTION CAPACITACE, pF
500 25 75 125100 150
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
Single Phase
Half W ave 60HZ
R esistive or
Inductive Load
0.375"(9.5m m )Lead Length
0.1
1.0
10
100
0.2 0.4 0.6
0.8 1.0 1.2
1.4
TJ=25
Pulse Width=3 00ยตs
0.2
0.4
2.0
4.0
20
40
PULSE
GENERATOR
(NOTE2)
D.U.T.
1
NONIN-
DUCTIVE
50
N1. 10
N1.
OSCILLOSCOPE
(NOT E 1 )
(+)
25VDC
(approx)
(-)
trr
-1.0A
-0.25A
0
+0.5A
1cm
TJ=25
f=1.0MHz
10
20
40
60
100
200
400
600
1000
0.1 0.2 0.4 1 2 4 10 40 10020 0
50
110100
75
8.3ms Single Half
Sin e -Wave
125
100
25
150
550
