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SR302-G Datasheet, PDF (1/2 Pages) Comchip Technology – Schottky Barrier Rectifier | |||
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Schottky Barrier Rectifier
SR302-G Thru. SR308-G
COMCHIP
SMD Diodes Specialist
Forward current: 3.0A
Reverse voltage: 20 to 80V
RoHS Device
Features
DO-27
-Fast switching.
-Low forward voltage, high current capability.
-Low power loss, high efficiency.
-High current surge capability.
-High temperature soldering guaranteed: 250OC/10
seconds, 0.375â (9.5mm) lead length at 5lbs (2.3kg)
tension.
Mechanical Data
-Case: transfer molded plastic.
-Epoxy: UL94V-0 rate flame retardant.
-Polarity: color band denoted cathode end.
-Lead: plastic axial lead, solderable per MIL-STD-
202E, method 208C.
-Mounting position: any.
-Weight: 0.042 ounce, 1.19 gram.
1.0(25.4) min.
0.052(1.30)
0.048(1.20)
0.375(9.50)
0.335(8.50)
1.0(25.4) min.
0.220(5.60)
0.197(5.00)
Dimensions in inches and (millimeter)
Maximum Ratings and Electrical Characteristics
O
Ratings at Ta=25 C unless otherwise noted.
Single phase, half wave, 60Hz, resistive or inductive loaded.
For capacitive load, derate current by 20% .
Parameter
Symbol SR302 SR303 SR304 SR305 SR306 SR308 Unit
-G
-G
-G
-G
-G
-G
Maximum repetitive peak reverse voltage
VRRM
20
30
40
50
60
80
V
Maximum RMS voltage
VRMS
14
21
28
35
42
57
V
Maximum DC blocking voltage
VDC
20
30
40
50
60
80
V
Maximum average forward
rectified current, 0.375â
TL=75OC (SR302-G ~ SR304-G)
TL=100OC (SR305-G ~ SR308-G)
IAV
3.0
A
(9.5mm) lead length at
Peak forward surge current, 8.3ms single half sine-
wave, superimposed on rated load (JEDEC method)
IFSM
150
A
Maximum instantaneous forward voltage at IF=3A
VF
Maximum DC reverse current
TA=25OC
at rated DC blocking voltage (Note 1)
TA=100OC
IR
0.55
0.75
3.0
30
0.80
V
mA
Typical junction capacitance (Note 2)
CJ
200
pF
Typical thermal resistance (Note 3)
RθJA
40
OC/W
Operating junction temperature range
TJ
-65 ~ +125
-65 ~ +150
OC
Storage temperature range
TSTG
-65 ~ +150
OC
Note:
1. Test pulse: 300μS pulse width, 1% duty cycle.
2. Measured at 1MHz and applied reverse voltage of 4.0V.
3. Thermal resistance from junction to ambient P.C.B. mounted with 0.375" (9.5mm) lead length with 2.5"Ã2.5"(63.5Ã63.5mm) copper pads.
REV:A
QW-BB018
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