SRH20HF thru SRH30HF
Series
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
1.5 AMP
2,000 - 3,000 VOLTS
HYPER FAST RECOVERY
HIGH VOLTAGE RECTIFIER
Designer’s Data Sheet
Part Number / Ordering Information 1/
SRH __ HF __ __
│
│
│
│
│
│
│
│
│
│
│
└
│
│
│
│
│
│
│
│
│
└
│ └ Screening2/ __ = None
TX = TX Level
TXV = TXV Level
S = S Level
│
│
│
│
└
FEATURES:
Hyper Fast Recovery: 40 nsec Maximum
PIV to 3 KV
Hermetically Sealed Axial and Surface Mount Package
Void-Free Ceramic Frit Glass Construction
High Temperature Category I Eutectic Metallurgical Bond
Excellent Thermal Shock Performance
For use in high voltage systems
Package
__ = Axial
SMS = Surface Mount Square Tab
Recovery Time
HF = Hyper Fast
175°C Maximum Operating Temperature
Voltage
20 = 2,000 V
25 = 2,500 V
30 = 3,000 V
TX, TXV, and Space Level Screening Available2/
Available in Fast and Ultra Fast Versions. Contact
Factory.
ELECTRICAL CHARACTERISTICS
Maximum
Reverse
Recovery
Time
Maximum
Surge
Current
(see note 8)
Peak
Inverse
Voltage
Average
Rectifier
Current
Maximum
Reverse
Current
Maximum
Forward
Voltage
Maximum
Junction
Typical
Thermal
Part
Number
Capacitance
Resistance
I
I
V
F
I
t
C
J
R
θJE
R
Symbol
Units
PIV
O
R
FSM
RR
θJL
A
Volts
25°C
Amps
25°C
nsec
25°C
pF
°C/W
A
Volts
V
= 100V
= 1MHZ
R
L =
1/8”
Conditions
25°C 100°C 25°C 100°C
f
T
SRH20HF
SRH25HF
SRH30HF
2000
2500
3000
1.0
1.0
1.0
0.5
0.5
0.5
0.75
0.75
0.75
40
40
40
8.5
8.5
8.5
35
35
35
40
40
40
10
10
10
4
4
4
8
8
8
1/ For ordering information, price, and availability – Contact factory.
2/ Screening based on MIL-PRF-19500. Screening flows available on request.
3/ Operating and testing over 10,000 V/inch may require encapsulation or immersion in a
suitable dielectric material.
Axial
Surface Mount
Square Tab
4/ IF = IO; Max. forward voltage measured with instantaneous forward pulse of 300µsec
minimum.
5/ Max. Lead/End Tab temp. for soldering is 250°C, 3/8” from case for 5 sec maximum.
6/ Operating and storage temperature: -65°C to +175°C.
7/ Reverse recovery test conditions: IF=0.5A, IR=1.0A, IRR=.25A, TA=25°C.
8/ Surge at 1 ms square pulse. 1 cycle.
This device is a replacement for SSDI’s SDH20HF through SDH30HF family of devices.
This device offers superior performance in VF & IR.
NOTE: All specifications are subject to change without notification.
SCD's for these devices should be reviewed by SSDI prior to release.
DATA SHEET #: RC0168A
DOC