SRD620
THRU
SRD660
6.0 AMPS. Schottky Barrier Rectifiers
Voltage Range
20 to 60 Volts
Current
6.0 Amperes
Features
Extremely fast switching
Extremely low forward drop
Guaranteed reverse avalanche
.274(6.95)
.270(6.85)
.250(6.55)
.246(6.45)
.250(6.55)
.246(6.45)
.211(5.36)
.207(5.26)
D
-
PAK
.093(2.35)
.089(2.25)
.013(0.54)
.011(0.48)
Marking
.043(1.10)
.035(0.90)
0 5
.384(9.75)
.364(9.25)
.112(2.85)
.092(2.35)
.059(1.45)
.039(0.95)
Mechanical Data
Cases: Epoxy, molded
Weight: 0.4 gram (approximately)
Finish: All external surfaces corrosion
resistant and terminal leads are readily
solderable
Lead and mounting surface temperature for
soldering purposes: 260
O
C max. for 10
seconds
Shipped 75 units per plastic tube
Marking: SRD620, SRD630, SRD640,
SRD650, SRD660
0 5
30
.024(0.60)
.031(0.80)
5
.013(0.54)
.011(0.48)
.053(1.30)
.045(1.10)
.211(5.36)
.207(5.26)
.165(4.20)
.149(3.80)
1
2
3
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%
Symbol SRD
SRD
Type Number
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current at
T
C
= 100℃
Nonrepetitive Peak Surge Current
(Surge Applied at Rated Load Conditions
Halfwave, Single Phase, 60 HZ)
Peak Repetitive Reverse Surge Current (Note 1)
Maximum Instantaneous Forward Voltage
@ 3.0A
Maximum D.C. Reverse Current @ Tc=25℃
at Rated DC Blocking Voltage @ Tc=125℃
Maximum Thermal Resistance Per Leg
(Note 2)
Operating Junction Temperature Range
Storage Temperature Range
V
RRM
V
RMS
V
DC
I
(AV)
I
FSM
I
RRM
V
F
I
R
R
θ
JC
R
θ
JA
T
J
T
STG
620
20
14
20
630
30
21
30
SRD
640
40
28
40
6.0
75
1.0
SRD
650
50
35
50
SRD
660
60
42
60
Units
V
V
V
A
A
A
0.55
0.3
15
6
80
-65 to +125
-65 to +150
0.7
V
mA
mA
℃/W
℃
℃
Notes:
1
.
2.0us Pulse Width, f=1.0KH
Z
.
2. Thermal Resistance from Junction to Case and Thermal Resistance from Junction to Ambient.
- 106 -
RATINGS AND CHARACTERISTIC CURVES (SRD620 THRU SRD660)
FIG.1- MAXIMUM FORWARD CURRENT DERATING
CURVE
8
FIG.2- TYPICAL JUNCTION CAPACITANCE PER LEG
1000
AVERAGE FORWARD CURRENT. (A)
7
6
5
4
3
2
1
0
80
Tj=125 C
C.CAPACITANCE . (pF)
Tj=25
0
C
100
10
90
100
110
120
130
o
140
150
160
0
10
CASE TEMPERATURE. ( C)
20
30
40
50
V
R
REVERSE VOLTAGE. (VOLTS)
60
80
INSTANTANEOUS REVERSE CURRENT. (mA)
100
FIG.3- TYPICAL REVERSE CHARACTERISTICS
PER LEG
INSTANTANEOUS FORWARD CURRENT. (A)
50
FIG.4- TYPICAL FORWARD CHARACTERISTICS
PER LEG
10
Tj=125
O
C
10
SR
D
-S
620
RD
640
1
Tj=75 C
0.1
O
1
SR
5
D6
66
RD
-S
0
0
0.01
Tj=25
O
C
0.001
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE.
0.1
0.2
Tj=25oC
Pulse Width=300 s
1% Duty Cycle
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
FORWARD VOLTAGE. (V)
- 107 -