PRELIMINARY
Solid State Devices, Inc.
14701 Firestone Blvd * La Mirada, Ca 90638
Phone: (562) 404-4474 * Fax: (562) 404-1773
ssdi@ssdi-power.com * www.ssdi-power.com
SRM3HF thru SRM4HF
Series
20 AMP
300-400 Volts
40 nsec
Hyper Fast Rectifier
Features:
•
•
•
•
•
•
•
•
•
•
•
Replaces DO-4 and DO-5 (1N5816,1N6306)
High Current/ Voltage Version of 1N5811
Hyper Fast Recovery
PIV to 400 Volts
Low Reverse Leakage Current
Hermetically Sealed Void-Free Construction
3/
Monolithic Single Chip Construction
High Surge Rating
Low Thermal Resistance
Available in Surface Mount Versions
Equivalent to 1N6688-1N6689
TX, TXV, and Space Level Screening Available
Designer’s Data Sheet
Part Number / Ordering Information
1/
SRM__ HF __ __
│
│
└
Screening
2/
__
= Not Screened
│
│
TX = TX Level
TXV = TXV
│
│
S = S Level
│
│
│
└
Package Type
__
= Axial
│
SMS = Surface Mount Square Tab
│
BTR = Button
│
│
└
Voltage
3 = 300 V
4 = 400 V
•
MAXIMUM RATINGS
Peak Repetitive Reverse Voltage and
DC Blocking Voltage
Average Rectified Forward Current
(Resistive Load, 60Hz Sine Wave, TA=25◦C)
Symbol
SRM3HF
SRM4HF
V
RRM
V
RWM
V
R
I
O
I
FSM
T
op
& T
stg
Axial ( )
Square Tab (SMS)
Button (BTR)
Value
300
400
20
475
-65 to +175
3.0
2.5
1.0
Units
Volts
Amps
Amps
o
Peak Surge Current
(8.3 ms Pulse, Half sine Wave Superimposed on Io, Allow Junction to Reach Equilibrium Between
Pulses, T
A
=25
o
C)
Operating and Storage Temperature
Maximum Thermal Resistance
(Axial – Junction to Lead, L=3/8”)
(SMS – Junction to End Tab)
(Button – Junction to Case)
C
R
θJL
R
θJE
R
θJC
o
C/W
Notes:
1/
For ordering information, price, operating curves, and availability, contact factory.
2/
Modified MIL-PRF-19500 Screening Flow – Consult Factory.
3/
PIND testing not required on void free devices per MIL-PRF-19500.
Axial
SMS
Button
NOTE:
All specifications are subject to change without notification.
SCD's for these devices should be reviewed by SSDI prior to release.
DATA SHEET #: RH0165F
DOC
Solid State Devices, Inc.
14701 Firestone Blvd * La Mirada, Ca 90638
Phone: (562) 404-4474 * Fax: (562) 404-1773
ssdi@ssdi-power.com * www.ssdi-power.com
SRM3HF thru SRM4HF
Series
ELECTRICAL CHARACTERISTICS
Instantaneous Forward Voltage Drop
(I
F
= 20Adc, 500
μsec
Pulse, T
A
= 25
o
C)
Symbol
V
F1
V
F2
I
R1
I
R2
C
J
t
rr
Max
1.05
1.2
100
10
350
40
Unit
Vdc
Vdc
μA
mA
pF
nsec
Instantaneous Forward Voltage Drop
(I
F
= 20Adc, 300
μsec
Pulse, T
A
= -65
o
C)
Reverse Leakage Current
Reverse Leakage Current
Junction Capacitance
(Rated V
R
, 300
μsec
Pulse Minimum, T
A
= 25
o
C)
(Rated V
R
, 300
μsec
Pulse Minimum, T
A
= 100
o
C)
(V
R
=10 V
DC
, f = 1MHz, T
A
= 25
o
C)
(I
F
= 0.5A, I
R
= 1.0 A, I
RR
= 0.25A, T
A
= 25
o
C)
Reverse Recovery Time
CASE OUTLINES:
Axial (
)
TOLERANCES
(UNLESS SPECIFIED)
.XX ± .03”
.XXX ± .010”
Square Tab (SMS)
Button (BTR)
NOTE:
All specifications are subject to change without notification.
SCD's for these devices should be reviewed by SSDI prior to release.
DATA SHEET #: RH0165F
DOC