CREAT BY ART
SRAS2020 - SRAS20150
20.0AMPS. Surface Mount Schottky Barrier Rectifiers
D
2
PAK
Pb
RoHS
COMPLIANCE
Features
UL Recognized File #E-326854
For surface mounted application
Ideal for automated pick & place
Low power loss, high efficiency
High current capability, low VF
High reliabbility
Epitaxial construction
Guard-ring for transient protection
Green compound with suffix "G" on packing
code & prefix "G" on datecode
Mechanical Data
Case: D
2
PAK molded plastic
Epoxy: UL 94V-0 rate flame retardant
Terminals: Pure tin plated, lead free, solderable
per MIL-STD-202, Method 208 guaranteed
Polarity: As marked
High temperature soldering guaranteed:
260℃/10 seconds/.25", (6.35mm) from case
Weight: 1.70 grams
Dimensions in inches and (millimeters)
Marking Diagram
SRAS20XX
G
Y
WW
= Specific Device Code
= Green Compound
= Year
= Work Week
Maximum Ratings and Electrical Characteristics
Rating at 25
℃
ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Type Number
Maximum Repetitive Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
Peak Forward Surge Current, 8.3 ms Single Half Sine-
wave Superimposed on Rated Load (JEDEC method)
Maximum Instantaneous Forward Voltage (Note 1)
@ 20A
Maximum Reverse Current @ Rated VR
T
A
=25
℃
T
A
=100℃
T
A
=125
℃
Symbol
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
V
F
SRAS SRAS SRAS SRAS SRAS SRAS SRAS SRAS
2020 2030 2040 2050 2060 2090 20100 20150
20
30
40
50
60
90
100
150
14
20
21
30
28
40
35
50
20
330
42
60
63
90
70
100
105
150
Unit
V
V
V
A
A
V
0.57
0.5
15
-
0.70
10
1400
1.5
- 65 to + 150
- 65 to + 150
0.92
0.1
-
5
1.02
I
R
C
j
R
θjC
T
J
T
STG
mA
pF
O
Typical Junction Capacitance (Note 2)
Typical Thermal Resistance (Note 3)
Operating Temperature Range
Storage Temperature Range
Note 1: Pulse Test with PW=300u sec, 1% Duty Cycle
C/W
O
O
C
C
Note 2: Measure at 1MHz and Applied Reverse Voltage of 4.0V D.C.
Note 3: Mounted on Heatsink Size of 2" x 3" x 0.25" Al-Plate
Version:H11
RATINGS AND CHARACTERISTIC CURVES (SRAS2020 THRU SRAS20150)
FIG.1 FORWARD CURRENT DERATING CURVE
25
20
15
10
5
0
50
60
70
80
90
100
110
o
FIG. 2 MAXIMUM NON-REPETITIVE FORWARD SURGE
CURRENT
1000
PEAK FORWARD SURGE
CURRENT (A)
AVERAGE FORWARD
A
CURRENT (A)
8.3mS Single Half Sine Wave
JEDEC Method
100
RESISTIVE OR
INDUCTIVELOAD
120
130
140
150
10
1
CASE TEMPERATURE ( C)
10
NUMBER OF CYCLES AT 60 Hz
100
FIG. 3 TYPICAL FORWARD CHARACTERISRICS
100
10
FIG. 4 TYPICAL REVERSE CHARACTERISTICS
SRAS2090-SRAS20100
SRAS2050-SRAS2060
INSTANTANEOUS FORWARD
CURRENT (A)
SRAS2020-SRAS2040
INSTANTANEOUS REVERSE CURRENT
(mA)
1
TA=125℃
10
0.1
TA=75℃
0.01
1
SRAS20150
TA=25℃
Pluse Width=300us
1% Duty Cycle
0.1
0.2
0.3
0.4
0.5
0.6
0.7
FORWARD VOLTAGE (V)
0.8
0.9
1
TA=25℃
0.001
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
FIG. 5 TYPICAL JUNCTION CAPACITANCE
TA=25℃
f=1.0MHz
Vsig=50mVp-p
TRANSIENT THERMAL IMPEDANCE
A
(
℃
/W)
FIG. 6 TYPICAL TRANSIENT THERMAL IMPEDANCE
100
10000
CAPACITANCE (pF)
A
10
1000
1
100
0.1
1
10
100
REVERSE VOLTAGE (V)
0.1
0.01
0.1
1
T-PULSE DURATION(s)
10
100
Version:H11
stm32/stm8
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