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BL
FEATURES
MECHANICAL DATA
Mount ing posit ion: Any
MAXIMUM RATINGS AND ELECTRICAL CHA RACTERISTICS
SR
2060CT UNITS
Ma ximum re current pe ak re verse vol tage VRRM 60 V
W ork ing peak reverse voltage VRMS 42 V
Maximum DC blocking voltage VDC 60 V
Maximum average forward rectified current
v 9.5mm lead length, @ TA=100 IF(AV) A
Peak forw ard surge current 8.3 ms single half
v sine-wave superimposed on rated load
v (JEDEC Metho d ) @ TJ=125 IFSM A
Maximum i nstantaneous forward voltage per leg
@ 1 0 A(Note 1 ) VFV
Maxi mum reverse curren t @TA=25
at rated DC blocki ng voltage @TA=100
Operating junction temperature range TJ
Storage temperature range TSTG
SR2020CT - - - SR2060CT
GALAXY ELECTRICAL
35
20 30 40 50
SR
2030CT
Polarity : As marked
TO-220AB
-55 --- +150
N ote: 1. Pu lse test:300us pul se wi dth,1% du ty cyc l e.
21 28
mA
50.0
14
H igh sur ge c ap ability
-55 --- +150
T he plastic mat erial carr ies U/ L rec ognit ion 94V-0
IR
150.0
0.750.65
1.0
Low f or ward voltag e drop, low switc hing losses
20.0
30 40
SR
2020CT SR
2040CT SR
2050CT
50
Case:JEDEC T O--220A B,molded plastic
T er minals: Leads ,solderable per MIL- S T D- 111 j kkn
kkkk202, Method 208
REVERSE VO LTAG E: 20 - 60 V
FO RW A RD CURRENT: 20 A
20
Weight: 0. 0 8ounce, 2. 24 g rams
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%.
Ratings at 25 ambient te mperat ur e unless ot herwise spec if ied.
Met al-S emiconduc t or junc t ion wit h guard r ing
DUA L SCHO TTKY RECTI FIERS
E pitaxial constr uc tion
F or use in low volt age, high f requenc y invert ers f ree
xxxx wheeling, and polarit y pr ot ect ion applicat ions
BLGALAXY ELECTRICAL
Document Number 0267004 1.
๏ฝ๏ฝ
.01
50
.4 .5 .9 1.1
1
.6 1.0.7 .8
SR2020CT-SR2040CT
0.1.2 .3 1.2
.1
10
SR2050CT-SR2060CT
TJ=125
TJ=25
Pulse width = 300ยตs
1% Duty Cycle
.001
10
1
060
.1
80 100
TJ=25โ
TJ=75โ
TJ=125โ
.01
4020
SR2020CT-SR2040CT
SR2050CT-SR2060CT
100 110
1000
4000
100
0.1
TJ=25
SR2020CT-SR2040CT
SR2050CT-SR2060CT
0
5
15
10
25
20
0 50 100 150
30
Resistive or inductive load
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BLGALAXY ELECTRICAL
Document Number 0267004 2.
AMPERES
MILLIAMPERES
AMPERES
AMPERES
TRANSIENT THERMAL IMPEDANCE, /W
PULSE DURATI ON, Sec
JUNCTION CAPACITANCE, pF
FIG.3 -- TYPICAL I NSTANTANEOUS FORWARD
CHARACTERISTICS PER LEG
REVERSE VOLTAGE, VOLTS
FIG.5 -- TYPICAL J UNCTION CAPACITANCE FIG.6 -- TYPICAL TRANSIENT THERMAL IMPEDANCE
NUM BER O F CYCLE AT 60HzINSTANTANEOUS FORWARD VOLTAGE, VOLTS
INSTANTANEOUS FORWARD CURRENT
PEAK FORWARD SURGE CURRENT
RATINGS AND CHARACTERISTIC CURVES
FIG.4 -- PEAK FORWARD SURGE CURRENT
SR2020CT - - - SR2060CT
CASE TEMPERATURE, PERCENT OF RATED PEAK REVERSE VOLTAGE, %
AVERAGE FORWARD CURRENT
FIG.2 -- TYPICAL REVERSE CHARACTERISTICS
PER LEG FIG.1 --FORWARD CURRENT DERATING CURVE
INSTANTANEOUS REVERSE CURRENT
200
15 10
60
80
140
120
160
180
50 100
TJ=TJMAX.
8.3ms Single Half Sine-Wave
(JEDEC Method)
100
40
0.1 10.01 0.1 10
1
10
100
100
