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
SUM20UF & UFSMS
thru
SUM50UF & UFSMS
0.4 AMP
2000-5000 VOLTS
60 nsec
HIGH VOLTAGE
ULTRA FAST RECTIFIER
FEATURES:
Fast Recovery: 60 nsec Maximum
PIV to 5000 Volts
Hermetically Sealed Axial and Surface
Mount Package
Void-Free Construction
Metallurgically Bonded
175°C Maximum Operating Temperature
TX, TXV, and Space Level Screening
Available
2/
Designer’s Data Sheet
Part Number / Ordering Information
1/
SUM __ UF __ __
½
½
½
½
½
½
½
½
L
2/
L
Screening
__
= Not Screened
½
½
TX = TX Level
½
½
TXV = TXV Level
½
½
S = S Level
½
½
L
Package
½
___ = Axial
½
SMS = Surface Mount Square Tab
½
Recovery Time
L
UF = Ultra Fast
Voltage
20 = 2000 V
25 = 2500 V
30 = 3000 V
35 = 3500 V
40 = 4000 V
50 = 5000 V
ELECTRICAL CHARACTERISTICS
Part
Number
Symbol
Units
Conditions
Volts
25°C
Peak
Inverse
Voltage
PIV
Average
Rectifier
Current
I0
mA
100°C
25°C
Maximum
Reverse
Current
IR
µA
100°C
Maximum
Forward
Voltage
VF
Volts
25°C
Maximum
Surge
Current
(1 Cycle)
IFSM
Amps
25°C
Maximum
Reverse
Recovery
Time
tRR
nsec
25°C
Maximum
Junction
Capacitance
CJ
pF
VR = 100V
fT = 1MHZ
Typical
Thermal
Impedance
θ
JL/
θ
JE
°C/W
L = 3/8”
SUM20UF
SUM25UF
SUM30UF
SUM35UF
SUM40UF
SUM50UF
2000
2500
3000
3500
4000
5000
400
400
400
400
400
400
250
250
250
250
250
250
1.0
1.0
1.0
1.0
1.0
1.0
25
25
25
25
25
25
10
10
13
13
13
13
25
25
25
25
25
25
60
60
60
60
60
60
Axial
10
10
10
10
10
10
16
16
16
16
16
16
Surface Mount
Square Tab
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.
4/ 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=25mA, TA=25°C.
NOTE:
All specifications are subject to change without notification.
SCD's for these devices should be reviewed by SSDI prior to release.
DATA SHEET #: RC0040D
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
SUM20UF & UFSMS
thru
SUM50UF & UFSMS
PACKAGE OUTLINE: Axial
D
B
D
ØC
ØA
DIMENSIONS
DIM
A
B
C
D
MIN
0.065”
---
0.047”
1.00”
DIMENSIONS
DIM
A
B
C
MIN
0.170”
0.285”
0.020”
0.002”
MAX
0.180”
0.325”
0.030”
––
MAX
0.165”
0.300”
0.053”
––
PACKAGE OUTLINE: Surface Mount Square Tab
B
A
A
D
C
D
Notes:
Consult manufacturing for operating curves.
NOTE:
All specifications are subject to change without notification.
SCD's for these devices should be reviewed by SSDI prior to release.
DATA SHEET #: RC0040D
DOC
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