TSC SR20100

SR2020 - SR20150
20.0 AMPS. Schottky Barrier Rectifiers
TO-220AB
Features
Low power loss, high efficiency.
High current capability, Low VF.
High reliability
High surge current capability.
Epitaxial construction.
Guard-ring for transient protection.
For use in low voltage, high frequency
inventor, free wheeling, and polarity
protection application
Mechanical Data
Cases: TO-220AB 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:
o
260 C/10 seconds .25”,(6.35mm) from
case.
Mounting torque: 5 in – lbs. max.
Weight: 2.24 grams
Dimensions in inches and (millimeters)
Maximum
Ratings and Electrical Characteristics
o
Rating at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Symbol SR SR
Type Number
SR
SR
SR
SR
SR
SR
2020 2030 2040 2050 2060 2090 20100 20150
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
See Fig. 1
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated Load
(JEDEC method )
Maximum Instantaneous Forward Voltage
@ 10A
Maximum D.C. Reverse Current
at Rated DC Blocking Voltage
20
14
20
30
21
30
40
28
40
50
35
50
60
42
60
90
63
90
100
70
100
150
105
150
V
V
V
I(AV)
20
A
IFSM
200
A
VF
0.55
o
@ Tc=25 C
o
@ Tc=100 C
Typical Junction Capacitance (Note 2)
VRRM
VRMS
VDC
Units
IR
Cj
0.70
0.90
0.5
15
430
1.00
0.1
5.0
10
mA
mA
360
Typical Thermal Resistance (Note 1)
1.0
RθJC
Operating Junction Temperature Range
-65 to +125
-65 to +150
TJ
Storage Temperature Range
-65 to +150
TSTG
Notes:
1. Thermal Resistance from Junction to Case Per Leg, with Heatsink size (4”x6”x0.25”)
Al-Plate.
2. Measured at 1MHz and Applied Reverse Voltage of 4.0V D.C.
- 142 -
V
pF
o
C/W
o
C
o
C
Version: B07
RATINGS AND CHARACTERISTIC CURVES (SR2020 THRU SR20150)
FIG.1- FORWARD CURRENT DERATING CURVE
300
PEAK FORWARD SURGE CURRENT. (A)
AVERAGE FORWARD CURRENT. (A)
20.0
16.0
SR2
-40
-150
020
050
SR2
12.0
8.0
4.0
0
0
50
100
o
CASE TEMPERATURE. ( C)
8.3ms SINGLE HALF SINE WAVE
PER LEG. (JEDGE METHOD)
Tj=Tj max.
250
200
150
100
50
25
150
FIG.2- MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT PER LEG
1
2
5
10
20
50
100
NUMBER OF CYCLES AT 60Hz
FIG.3- TYPICAL FORWARD CHARACTERISTICS
PER LEG
100
10
FIG.4- TYPICAL REVERSE CHARACTERISTICS
PER LEG
INSTANTANEOUS REVERSE CURRENT. (mA)
0
04
-2
20
20
50
-2
06
0
SR
20
10
SR
20
SR
20
90
-2
15
0
01
00
1.0
SR
INSTANTANEOUS FORWARD CURRENT. (A)
Tj=100 0C
1.0
Tj=25 0C
.10
.01
0
Tj=25 C
PULSE WIDTH-300 S
1% DUTY CYCLE
0.1
.2
.3
.4
.5
.6
.7
.8
.001
1.0
.9
INSTANTANEOUS FORWARD VOLTAGE. (V)
JUNCTION CAPACITANCE.(pF)
Tj=25 0C
f=1.0MHz
Vsig=50mVp-p
SR
400
SR
202
205
0.4
1.0
0
0-1
200
100
0.1
0-4
4
50
10
REVERSE VOLTAGE. (V)
40
80100
TRANSIENT THERMAL IMPEDANCE. ( OC/W)
FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG
1000
800
600
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
4000
2000
0
100
FIG.6- TYPICAL TRANSIENT THERMAL IMPEDANCE
PER LEG
10.0
1
0.1
0.01
0.1
1
10
T, PULSE DURATION. (sec)
Version: B07
100