SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE
CURRENT
20 to 100 Volts
3.0 Ampere
SR302 THRU SR310
FEATURES
DO-27
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Fast switching
Low forward voltage
Low power loss for high efficiency
High surge capability
High temperature soldering guaranteed
250℃/10 seconds,0.373”(9.5mm)lead length
MECHANICAL DATA
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Case: Transfer molded plastic
Epoxy: UL94V-0 rate flame retardant
Lead: solderable per MIL-STD-202E
method 208C
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Polarity: Color band denoted cathode end
Mounting position: Any
Weight: 0.042 ounce, 1.19 gram
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
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Ratings at 25℃ ambient temperature unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load
For capacitive load derate current by 20%
SYMBOLS SR302 SR303 SR304 SR305 SR306 SR308 SR310 UNIT
Maximum Repetitive Peak Reverse Voltage
Maximum RMS Voltage
VRRM
VRMS
VDC
20
14
20
30
21
30
40
28
40
50
35
50
60
42
60
80
56
80
100
70
Volts
Volts
Volts
Maximum DC Blocking Voltage
100
Maximum Average Forward Rectified Current
0.375″(9.5mm) lead length ,(Note 1)
TL =100℃
I(AV)
3.0
Amps
Peak Forward Surge Current
8.3ms single half sine-wave superimposed on
rated load (JEDEC method)
IFSM
VF
IR
80
Amps
Volts
mA
Maximum Instantaneous Forward Voltage @ 3.0A
0.55
0.75
0.5
30
0.85
Maximum DC Reverse Current at rated
DC Blocking Voltage per element
(Note 1)
TA = 25℃
TA = 125℃
Typical Junction Capacitance(measured at 1.0Hzand
applied reverse voltage of 4.0V)
CJ
250
pF
Typical Thermal Resistance (NOTE 2)
Operating Junction Temperature Range
Storage Temperature Range
RθJA
TJ
TSTG
15
℃/W
℃
(-55 to +150)
(-55 to +150)
℃
Notes:
1. Pulse test:300μs pulse width,1%duty cycle
2. Thermal resistance from junction to ambient P.C.B. mounted with 0.375”(9.5mm)lead length with 2.5”×2.5”(63.5×63.5cm)
copper pads
E-mail: sales@cnmic.com
Web Site: www.cnmic.com