FEATURES
Met al- Semiconductor junction wit h guard r ing
Epitaxial const r uc tion
Low f orwar d volt age dr op, low swit ching losses
High surge capability
M ECHANIC AL D AT A
Case: J E DEC TO - - 220AC, molded plast ic
T er minals: Leads solderable per
MIL- STD-750,M ethod 2026
Polarity: As marked
W eight : 0.078ounces, 2.24 grams
Mount ing posit ion: Any
Ratings at 25 ambient temperat ur e unless ot her wise specified.
Single phase, half wave,60 Hz,r esist ive or induc tive load. For capac itive load, der ate by 20%.
SR830 SR840 SR850 SR860 SR880 SR8A0 UNITS
Maximum recurrent peak reverse voltage VRRM 30 40 50 60 80 100 V
Maximum RMS voltage VRMS 21 28 35 42 56 70 V
Maximum DC block ing voltage VDC 30 40 50 60 80 100 V
Maximum average forward rectifi ed current
(see fig.1)
Peak forward surge current
8.3ms single half-sine-w ave
superimposed on rated load @TJ=125
Maximum reverse current @TA=25
at rated DC blocki ng voltage @TA=100
Typical thermal resistance (Note2) RθJA /W
Operating junction temperature range TJ
Storage temperature range TSTG
- 55 ---- + 125 - 55 ---- + 150
Maximum instantaneous forward voltage
@ 8.0A (Note 1) VF
1.0
15.0 50.0
V0.65 0.75 0.850.8
150.0
20
SR820
14
20
8.0
2. Therm al res is t ance junc t ion t o am bient
mA
IR
IFSM
N OTE: 1. Puls e t es t :300us puls e widt h, 1% dut y c yc le.
A
3
- 55 ---- +150
GALAXY ELECTRICAL SR8 20 --- SR8A0
A
F or use in low volt age, high f r equency inver ters f ree
xxxx wheeling, and polarity prot ec tion applications
IF(AV)
SCHOTTKY BARR IER RECTIFIER VOLTAGE RANGE: 2 0 --- 100 V
CURRENT: 8 .0A
TO - 220A C
T he plastic mat erial c ar r ies U/ L r ec ognit ion 94V- 0
M A XIM UM RATING S AND EL ECT RIC AL CHARAC T ERIST ICS
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Document Number 0266012 1.
BLGALAXY ELECTRICAL
ｍｍ
www.galaxycn.com
Document Number 0266012 2.
AMPERES
AMPERES
AMPERES
F IG.3 -- T YPICAL INST ANT ANEOUS F O RWARD CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
SR820 -- - S R8A0
LEAD TEMPERATURE, NUMB ER OF CY CLES AT 60HZ
FIG.1 -- FO RWARD CURRENT DERATING CURV E FIG .2 -- PEAK FORWARD S URGE CURRENT
R ATI NG S AN D CHAR AC T ER ISTIC C UR VES
AVERAGE FORWARD RECTIFIED CURRENT
PEAK FORWARD SURGE CURRENT
145
1.0
135
150
140
125
130
5.0 10 50 100
TJ=TJMAX
8.3ms Single Half
Sine-Wave
2.0
4.0
0 50 100
0 150
6.0
8.0
10
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
SR 820 - SR 840
SR 850 - SR 8A0
Pulse width=300 s
1% Duty Cycle
TJ=25℃
0.1
1.0
10
50
0.4 0.5 0.6 0.7 0.8 1.00.9 1.1 1.2
SR820 - SR840
SR8A0
SR880
SR850 - SR860
BLGALAXY ELECTRICAL
