SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 126, REV G.1
©2012 Sensitron Semiconductor 221 West Industry Court Deer Park, NY 11729-4681
Phone (631) 586 7600 Fax (631) 242 9798 www.sensitron.com sales@sensitron.com
1N5550/US thru 1N5554/US
Standard
3
3A
A
S
ST
TA
AN
ND
DA
AR
RD
D
R
RE
EC
CO
OV
VE
ER
RY
Y
R
RE
EC
CT
TI
IF
FI
IE
ER
RS
S
Fast Recovery Rectifiers
Qualified per MIL-PRF-19500/420
MAX. RATINGS / ELECTRICAL CHARACTERISTICS All ratings are at TA = 25oC unless otherwise specified.
RATING
CONDITIONS
MIN
TYP
MAX
UNIT
Peak Inverse Voltage
(PIV)
1N5550
1N5551
1N5552
1N5553
1N5554
-
-
-
200
400
600
800
1000
Vdc
Average DC Output
Current (Io)
TA = +55 oC
-
-
3.0
Amps
Peak Single Cycle Surge
Current (Ifsm)
tp = 8.3 ms Single
Half Cycle Sine
Wave,
Superimposed On
Rated Load
-
-
100
Amps(pk)
Operating and Storage
Temp. (Top & Tstg)
-
-65
-
+175
C
Maximum Forward
Voltage (Vf)
1N5550
1N5551
1N5552
1N5553
1N5554
If = 9.0A (300 sec
pulse, duty cycle <
2%)
-
-
1.2
1.2
1.2
1.3
1.3
Volts
ELECTRICAL CHARACTERISTICS
DESCRIPTION:
This voidless hermetically sealed standard recovery rectifier diode series is military qualified per
MIL-PRF-19500/420 and is targeted for space, commerical and military aircraft, military vehicles,
shipboard markets and all high reliability applications.
FEATURES / BENEFITS:
Hermetic, non-cavity glass package
Category I Metallurgically bonded
Parts are hot solder dipped
JAN/ JANTX/ JANTXV available per MIL-PRF-19500/420
SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 126, REV G.1
©2012 Sensitron Semiconductor 221 West Industry Court Deer Park, NY 11729-4681
Phone (631) 586 7600 Fax (631) 242 9798 www.sensitron.com sales@sensitron.com
1N5550/US thru 1N5554/US
Standard
3
3A
A
S
ST
TA
AN
ND
DA
AR
RD
D
R
RE
EC
CO
OV
VE
ER
RY
Y
R
RE
EC
CT
TI
IF
FI
IE
ER
RS
S
RATING
CONDITIONS
MIN
TYP
MAX
UNIT
Maximum Instantaneous
Reverse Current At Rated
(PIV)
TA = 25 C
TA = 100 C
-
-
1.0
60
Amps
Reverse Recovery Time
(trr)
If = 0.5A, Ir = 1.0A, Irr
= 0.25A
-
-
2000
nsec
Thermal Resistance (JL)
Junction to Lead
d = 0.375”
22
C/W
Thermal Resistance (JEC)
Junction to Endcap
-
-
6.5
C/W
GRAPHS:
*Sensitron space equivalent diodes are manufactured and screened to MIL-PRF-19500 flow and guidelines starting
from wafer fabrication through assembly and testing using our internal specification.
SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 126, REV G.1
©2012 Sensitron Semiconductor 221 West Industry Court Deer Park, NY 11729-4681
Phone (631) 586 7600 Fax (631) 242 9798 www.sensitron.com sales@sensitron.com
1N5550/US thru 1N5554/US
Standard
3
3A
A
S
ST
TA
AN
ND
DA
AR
RD
D
R
RE
EC
CO
OV
VE
ER
RY
Y
R
RE
EC
CT
TI
IF
FI
IE
ER
RS
S
PACKAGE DIMENSIONS (inches/mm)
AXIAL (PKG 301)
Note: The cathode side is marked with a dark colored band on one side of the diode body.
.300
.130
(7.62
3.30)
1.30
0.90
(33.0
22.9)
.180
.115
(4.57
2.92)
0.042
0.037
(1.07
0.94)
SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 126, REV G.1
©2012 Sensitron Semiconductor 221 West Industry Court Deer Park, NY 11729-4681
Phone (631) 586 7600 Fax (631) 242 9798 www.sensitron.com sales@sensitron.com
1N5550/US thru 1N5554/US
Standard
3
3A
A
S
ST
TA
AN
ND
DA
AR
RD
D
R
RE
EC
CO
OV
VE
ER
RY
Y
R
RE
EC
CT
TI
IF
FI
IE
ER
RS
S
MELF (Add “US” to part number)
Note: The cathode side is marked on body with a dark band.
PART ORDERING INFORMATION
.137
.148
(3.4
3.8)
.028
.019
(.72
.48)
.200
.225
5.0
5.9)
.137
.148
(3.4
3.8 )
.003 Min
(.076)
0.20 R Max
(5.08)
MELF-B
DISCLAIMER:
1- The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product
characteristics. Before ordering, purchasers are advised to contact the Sensitron Semiconductor sales department for the latest version of the
datasheet(s).
2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment, medical
equipment , and safety equipment) , safety should be ensured by using semiconductor devices that feature assured safety or by means of
users’ fail-safe precautions or other arrangement .
3- In no event shall Sensitron Semiconductor be liable for any damages that may result from an accident or any other cause during operation of
the user’s units according to the datasheet(s). Sensitron Semiconductor assumes no responsibility for any intellectual property claims or any
other problems that may result from applications of information, products or circuits described in the datasheets.
4- In no event shall Sensitron Semiconductor be liable for any failure in a semiconductor device or any secondary damage resulting from use at
a value exceeding the absolute maximum rating.
5- No license is granted by the datasheet(s) under any patents or other rights of any third party or Sensitron Semiconductor.
6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed written permission of Sensitron
Semiconductor.
7- The products (technologies) described in the datasheet(s) are not to be provided to any party whose purpose in their application will hinder
maintenance of international peace and safety nor are they to be applied to that purpose by their direct purchasers or any third party. When
exporting these products (technologies), the necessary procedures are to be taken in accordance with related laws and regulations.
The following part numbers can be screened and tested to the military screening flow. The parts are marked in
accordance with the testing performed, example:
Sensitron Screening Level
*Part Number--
Leaded Package
(example for 1N5550)
*Part Number--
Surface Mount Package
(example for 1N5550US)
1N
1N5550
1N5550US
JAN
JAN1N5550
JAN1N5550US
JANTX
JANTX1N5550
JANTX1N5550US
JANTXV
JANTXV1N5550
JANTXV1N5550US
SJ
SJ5550
SJ5550US
SX
SX5550
SX5550US
SV
SV5550
SV5550US
JANS
JANS1N5550
JANS1N5550US
SS
SS5550
SS5550US
*Parts can also be ordered Tape & Reel