sb27x

SB270 thru SB2B0
Schottky Barrier Rectifiers
Forward Current 2.0 Amperes
Reverse Voltage 70 to 100 Volts
Features
‹ Metal-Semiconductor junction with guard ring
‹ Epitaxial construction
‹ Low forward voltage drop
‹ High current capability
‹ The plastic material carries UL recognition 94V-0
‹ For use in low voltage, high frequency inverters, free
wheeling, and polarity protection applications
Mechanical Data
‹ Case : JEDEC DO-204AC(DO-15) molded plastic
‹ Polarity : Color band denotes cathode
‹ Weight : 0.014 ounce, 0.39 gram
‹ Mounting position : Any
Maximum Ratings and Electrical Characteristics
Ratings at 25oC ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Parameter
Symbols
S B 270
S B 280
S B 290
S B 2B 0
Units
Maximum repetitive peak reverse voltage
VRRM
70
80
90
100
Volts
Maximum RMS voltage
VRMS
49
56
63
70
Volts
Maximum DC blocking voltage
V DC
70
80
90
100
Volts
Maximum average forward
rectified current
@TL =100oC
Peak forward surge current
8.3ms single half sine-wave
superimposed on rated load (JEDEC Method)
Maximum forward voltage at
2.0A DC
Typical thermal resistance (Note 1)
2.0
Amps
IFSM
60.0
Amps
VF
0.79
0.69
Volts
IR
0.5
10
o
@TJ= 25 C
@TJ= 100oC
Maximum DC reverse current
at rated DC blocking voltage
I(AV)
@TJ= 25oC
@TJ=100oC
mA
o
RθJA
20
Typical junction capacitance (Note 2)
CJ
50
Operating junction temperature range
TJ
-55 to +125
o
C
TSTG
-55 to +150
o
C
Storage temperature range
Notes:
1. Thermal Resistance Junction to Ambient.
2. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
315
C/W
pF
RATINGS AND CHARACTERISTIC CURVES
316