CREAT BY ART
Pb
RoHS
COMPLIANCE
20.0AMPS. Isolated Schottky Barrier Rectifiers
ITO-220AB
SRF2020 - SRF20150
Features
UL Recognized File #E-326243
For surface mounted application
Low power loss, high efficiency
High current capability, Low VF
High reliability
Epitaxial construction
Guard-ring for transient protection
Green compound with suffix "G" on packing
code & prefix "G" on datecode
Mechanical Data
Case: ITO-220AB molded plastic
Epoxy: UL 94V-0 rate flame retardant
Terminals: Pure tin plated, lead solderable per
MIL-STD-750, Method 2026 guaranteed
Polarity: As marked
High temperature soldering guaranteed: 260℃/10s
.25"(6.35mm) from case
Weight: 1.75 grams
Mounting torque:5 in - 1lbs. Max.
Dimensions in inches and (millimeters)
Marking Diagram
SRF20XX
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)
@ 10A
Maximum Reverse Current @ Rated VR T
A
=25
℃
T
A
=100
℃
T
A
=125℃
Typical Junction Capacitance (Note 2)
Typical Thermal Resistance
Operating Temperature Range
Storage Temperature Range
Note1: Pulse Test with PW=300u sec, 1% Duty cycle
Symbol
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
V
F
SRF SRF SRF SRF SRF SRF SRF SRF
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
200
0.55
0.5
0.70
0.92
0.1
10
-
300
1.5
- 65 to + 125
- 65 to + 150
- 65 to + 150
-
5
280
1.02
42
60
63
90
70
100
105
150
Unit
V
V
V
A
A
V
I
R
Cj
R
θjC
T
J
T
STG
15
440
mA
pF
O
C/W
O
O
C
C
Note2: Measured at 1 MHz and Applied Reverse Voltage of 4.0V D.C.
Version:F11
RATINGS AND CHARACTERISTIC CURVES (SRF2020 THRU SRF20150)
FIG.1 FORWARD CURRENT DERATING CURVE
25
AVERAGE FORWARD CURRENT
(A)
SRF2060 - 20150
PEAK FORWARD SURGE
CURRENT (A)
20
15
10
5
0
0
25
50
75
100
LEAD TEMPERATURE (
o
C)
125
150
SRF2020 - 2050
200
150
100
50
0
1
250
FIG. 2 MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
10
NUMBER OF CYCLES AT 60 Hz
100
FIG. 3 TYPICAL FORWARD
CHARACTERISTICS
100
INSTANTANEOUS FORWARD CURRENT (A)
10
INSTANTANEOUS REVERSE CURRENT. (mA)
SRF2050-2060
FIG. 4 TYPICAL REVERSE
CHARACTERISTICS
TA=100℃
1
10
SRF2020-2040
0.1
TA=25℃
1
SRF20150
SRF2090-20100
0.1
0.2
0.3
0.4
0.5
0.6
0.7
FORWARD VOLTAGE (V)
0.8
0.9
1
0.01
0.001
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE.(%)
FIG. 5 TYPICAL JUNCTION CAPACITANCE
10000
JUNCTION CAPACITANCE (pF)
TA=25℃
TRANSIENT THERMAL
IMPEDANCE (
℃
/W)
100
FIG. 6 TYPICAL TRANSIENT THERMAL
IMPEDANCE
SRF2020-2040
SRF2050-2060
SRF2090-20150
10
1000
1
100
0.1
1
10
100
REVERSE VOLTAGE (V)
0.1
0.01
0.1
1
T-PILSE DURATION(s)
10
100
Version:F11
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