SD820T~SD860T
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS 8 Amperes CURRENT VOLTAGE 20 to 60 Volts
FEATURES
• Plastic package has Underwriters Laboratory Flammability Classification 94V-O • For surface mounted applications • Low profile package • Built-in strain relief • Low power loss, High efficiency • High surge capacity • For use in low voltage high frequency inverters, free wheeling, and polarity protection applications • In compliance with EU RoHS 2002/95/EC directives
.264(6.7) .248(6.3) .098(2.5) .082(2.1) .024(0.6) .016(0.4)
TO-251AB
Unit : inch (mm)
.307(7.8)
.283(7.2)
.225(5.7) .209(5.3)
.063(1.6) .047(1.2)
.216(5.5) .200(5.1)
.071(1.8) .051(1.3) .032(0.8) .012(0.3) .02(0.5) .09 .09 (2.3) (2.3)
MECHANICALDATA
• Case: TO-251AB molded plastic • Terminals: Solder plated, solderable per MIL-STD-750,Method 2026 • Polarity: As marking • Standard packaging: 16mm tape (EIA-481) • Weight: 0.0104 ounces, 0.297 grams.
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%
PA RA M E TE R M a xi m um R e c ur r e nt P e a k R e ve r s e V o l t a g e M a xi m um R M S V o l t a g e M a xi m um D C B l o c k i ng V o l t a g e M a xi m um A ve r a g e F o r w a r d C ur r e nt a t T C = 7 5 OC P e a k F o r w a r d S ur g e C ur r e nt : 8 . 3 m s s i ng l e ha l f s i ne w a ve s up e r i m p o s e d o n r a t e d l o a d ( J E D E C m e t ho d ) M a xi m um F o r w a r d V o l t a g e a t 8 . 0 A ( N o t e 1 ) M a xi m um D C R e ve r s e C ur r e nt TJ = 2 5 O C a t R a t e d D C B l o c k i ng Vo l t a g e TJ = 1 0 0 O C Ty p i c a l T h e r m a l R e s i s t a n c e O p e r a t i n g J u n c t i o n Te m p e r a t u r e R a n g e S t o r a g e Te m p e r a t u r e R a n g e
S YM B O L VRRM VRMS VD C IF ( A V ) IF S M VF IR RθJ C RθJ A TJ T S TG
SD820T 20 14 20
SD830T 30 21 30
SD840T 40 28 40 8 85
SD850T 50 35 50
SD860T 60 42 60
U N IT S V V V A A
0 .5 5 0 .2 20 5 .0 80 -5 5 to +1 2 5
0 .7 5 0 .1 20
O
V
mA
C/W
O
-5 5 to +1 5 0 -5 5 to +1 5 0
C C
O
STAD-APR.27.2009
PAGE . 1
SD820T~SD860T
RATING AND CHARACTERISTIC CURVES
AVERAGE FORWARD CURRENT AMPERES
10 8 6 4 2 0 0 50 100
O
PEAK FORWARD SURGE CURRENT AMPERES
120 100 80 60 40 20 0
150
CASE TEMPERATURE, C
1
2
5
10
20
50
100
NO. OF CYCLE AT 60Hz
Fig.1- FORWARD CURRENT DERATING CURVE
Fig.2- MAXIMUM NON - REPETITIVE SURGE CURRENT
10
40
INSTANTANEOUS REVERSE CURRENT, mA
INSTANTANEOUS FORWARD CURRENT AMPERES
20V~45V
10 8 6 4 2 1.0 .8 .6 .4 .2 .1
50~60V
1.0
TJ = 1 C 00
O
0.1
TJ = 7 C 5
O
0.01
TJ = 2 C 5
O
V RRM =20-40V V RRM =50-60V
TJ = 25 C Pulse Width = 300ms 1% Duty Cycle
O
.001
0
20
40
60
80
100
.3
.4
.5
.6
.7
.8
0.9
1.0
PERCENT OF INSTANTANEOUS REVERSE VOLTAGE,(%)
INSTANTANEOUS FORWARD VOLTAGE ,VOLTS
Fig.3- TYPICAL REVERSE CHARACTERISTICS
Fig.4- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
STAD-APR.27.2009
PAGE . 2
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