www.galaxycn.com
BL
FEATURES
M ECHANICAL DATA
Mounting posit ion: Any
M AXIMUM RATI NG S AND EL ECT RICAL CHARACT ERIS TI CS
SR
1660 UNITS
Maxi mum recurrent peak reverse vol tage VRRM 60 V
W orking peak reverse voltage VRMS 42 V
Maximum DC bl ocking vol tage VDC 60 V
Maximum average forward rectified current
h @TA=100 IF(AV) A
Peak forw ard surge current 8.3 ms single half
b sine-wave superimposed on rated load
v (JEDEC Method) @TJ =125 IFSM A
Maximum instantaneous forward voltage per leg
@ 16A (Note1)
VF
V
Maximum reverse current @TA=25
at rated DC blocking voltage @TA=100
Operating j unction temperature range TJ
Storage temperature range TSTG -55 --- +150
N ot e : 1. Pu ls e t est :300us pul s e wi dt h,1% duty c yc l e.
21 28 35
20 30 40 50
mA
-55 --- +150
Metal-Semiconductor junction with guard ring
Weight: 0.064 ounce, 1.81 grams
SR
1640 SR
1650
20
IR
SR
1620 SR
1630
Polarity : As marked
TO-220AC
1.0
SCHOTTKY BARRIER RECTIFIER
T he plast ic mat er ial c arries U/ L r ec ognit io n 94V-0
E pitaxial c onst r uction
F or use in low volt age,high fre quenc y inver t er s f r ee
xxxx wheeling, an d polar it y pr ot ec tion applic ations
Low for war d volt a ge dr op, low swit c hing losses
Case:JEDEC TO--220AC,molded plastic
T er minals: P lated leads, solder able per MI L- S TD- 111
111 202, Met hod 208
High surg e c apabilit y
14
200.0
0.80.7
REVERSE VO LTAG E: 20 - 60 V
FORWARD CURRENT: 16 A
50.0
SR1620- - -SR1660
GALAXY ELECTRICAL
16.0
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%.
Ratings at 25 ambi ent tem perature unl ess otherwi se speci fied.
30 40 50
BLGALAXY ELECTRICAL
Document Number 0266048 1.
(mm)
Pulse width=300 s
1% Duty Cycle
0.1
1.0
10
50
.2 .3 .4 .5 .6 .7 .8 .9 1.0
SR1620-SR1640
TJ=75℃
TJ=25℃
TJ=150℃
1000
1
0.1
0.01
10
100
80
0 20 40 60 100
200
015 10
25
75
50
125
100
150
175
50 100
TJ=TJMAX.
8.3ms Single Half Sine-Wave
(JEDE C M ethod )
0
3
9
6
15
12
050100150
18
Resistive or inductive load
www.galaxycn.com
BLGALAXY ELECTRICAL
Document Number 0266048 2.
AMPERES
MILLIAMPERES
AMPERES
AMPERES
RA TINGS A ND CHA R A CTERISTIC CU RV ES
FIG.4 -- PEAK FORWARD SURGE CURRENT
SR1620 - - - SR1660
CASE TEMPERATURE, PERCENT OF RATED PEAK REVERSE VOLTAGE, %
AVERAGE FORWARD CURRENT
FIG.2 -- TYPICAL REVERSE CHARACTERISTICS
FIG.1 --FORWARD CURRENT DERATING CURVE
INSTANTANEOUS REVERSE CURRENT
NUMBER OF CYCLE AT 60HzINSTANTANEOUS FORWARD VOLTAGE, VOLTS
INSTANTANEOUS FORWARD CURRENT
PEAK FORWARD SURGE CURRENT
FIG.3 -- TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
SR1650-SR1660
