- 168 -
SRS1620 THRU SRS1660
16.0 AMPS. Schottky Barrier Rectifiers
Voltage Range
20 to 60 Volts
Current
16.0 Amperes
Features
For surface mounted application
Low forward voltage drop
High current capability
High
reliability
High surge current capability
Mechanical Data
Cases:
D
2
PAK molded plastic
Epoxy: UL 94V-O rate flame retardant
Terminals: Leads solderable per MIL-
STD-202, Method 208 guaranteed
Polarity:
As
marked
High temperature soldering guaranteed:
260
O
C/10 seconds at terminals
Weight: 1.70 grams
D
2
PAK
Dimensions in inches and (millimeters)
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
Symbol
SRS
1620
SRS
1630
SRS
1640
SRS
1650
SRS
1660
Units
Maximum Recurrent Peak Reverse Voltage
V
RRM
20 30 40 50
60
V
Maximum RMS Voltage
V
RMS
14 21 28 35
42
V
Maximum DC Blocking Voltage
V
DC
20 30 40 50
60
V
Maximum Average Forward Rectified Current
See Fig. 1
I
(AV)
16.0 A
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated Load
(JEDEC method )
I
FSM
200 A
Maximum Instantaneous Forward Voltage
@8.0A
V
F
0.55
0.70
V
Maximum D.C. Reverse Current @ Tc=25
at Rated DC Blocking Voltage @ Tc=100
I
R
0.5
50
mA
mA
Typical Thermal Resistance (Note 1)
R
JC
2.0
/W
Typical Junction Capacitance (Note 2)
Cj 700
460
pF
Operating Junction Temperature Range
T
J
-65 to +125
-65 to +150
Storage Temperature Range
T
STG
-65
to
+150
Notes:
1
.
Thermal Resistance from Junction to Case Per Leg
2. Measured at 1MHz and Applied Reverse Voltage of 4.0V D.C.
- 169 -
RATINGS AND CHARACTERISTIC CURVES (SRS1620 THRU SRS1660)
FIG.2- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT PER LEG
PEAK
FOR
W
ARD
SURGE
CURRENT
.
(A)
1
2
5
10
20
100
50
0
50
200
150
100
250
300
NUMBER OF CYCLES AT 60Hz
FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG
CAP
ACIT
ANCE.(pF)
.1
.4
1.0
4
10
40
80 100
100
200
400
600
1000
800
2000
4000
REVERSE VOLTAGE. (V)
SRS1650-60
SRS1620-40
FIG.4- TYPICAL FORWARD CHARACTERISTICS
PER LEG
INST
ANT
ANEOUS
FOR
W
ARD
CURRENT
.
(A)
.2
.3
.4
.5
.6
.7
.8
.9
1.0
1.1
0.1
1.0
10
50
INSTANTANEOUS FORWARD VOLTAGE. (V)
SRS1650-60
SRS1620-40
FIG.3- TYPICAL REVERSE CHARACTERISTICS
PER LEG
INST
ANT
ANEOUS
REVERSE
CURRENT
.
(mA)
0
20
40
60
80
100
120
140
.001
.01
.10
1.0
10
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
Tj=100
C
0
Tj=25
C
0
Tj=75
C
0
FIG.1- MAXIMUM FORWARD CURRENT DERATING
CURVE
A
VERAGE
FOR
W
ARD
CURRENT
.
(A)
0
50
100
150
0
4.0
8.0
12.0
16.0
20.0
CASE TEMPERATURE. ( C)
o
SRS1650-60
SRS1620-40
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