SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATASHEET 4312, REV C
1C5550, 1C5551, 1C5552, 1C5553, 1C5554
STANDARD RECOVERY SILICON RECTIFIER DIE
Applications:
Switching Power Supply
Converters
Free-Wheeling Diodes
Polarity Protection Diode
Features:
Glass Passivated Epitaxial Diode with Mesa Structure
Soft Reverse Recovery at Low and High Temperature
Low Forward Voltage Drop and Low Reverse Current
Electrically and Mechanically Stable during and after Packaging
Maximum Ratings:
Characteristics
Peak Inverse Voltage
1C5550
1C5551
1C5552
1C5553
1C5554
Max. Output Current
Max. Peak One Cycle Non-
Repetitive Surge Current
Max. Junction Temperature
Max. Storage Temperature
Reverse Recovery Time
Symbol
V
RWM
Condition
-
Max.
200
400
600
800
1000
I
O
I
FSM
T
J
T
stg
t
rr
50% duty cycle, rectangular
wave form; T
A
= 55
o
C
8.3 ms, sine pulse
(1)
-
-
I
F
=0.5A, I
R
=1.0A, I
RM
=0.25A
3.0
100
-55 to +175
-55 to +200
2.0
A
A
C
C
µS
Units
V
Electrical Characteristics:
Characteristics
Max. Forward Voltage Drop
1C5550
1C5551
1C5552
1C5553
1C5554
Max. Reverse Current
(1)
Symbol
V
F1
Condition
9A, pulse, T
J
= 25
C
Max.
1.2
1.2
1.2
1.3
1.3
Units
V
I
R1
I
R2
V
R
= V
RWM
, pulse, T
J
= 25
C
V
R
= V
RWM
, pulse, T
J
= 125
C
1.0
60
A
A
in TO package
©2019 Sensitron Semiconductor
(631) 586-7600 FAX (631) 242-9798
www.sensitron.com
sales@sensitron.com
1C5550, 1C5551, 1C5552, 1C5553, 1C5554
SENSITRON
TECHNICAL DATA
DATASHEET 4312, REV C
Dimensions in inches (mm):
B o tto m s id e m e ta liz a tio n : T i/N i/A g - 3 0 k Å n o m in a l
T o p s id e m e ta liz a tio n : A l - 2 5 k Å m in im u m
ANODE
0.049
0.003
(1.245
0.076)
0.065
0.003
(1.651
0.076)
B o tto m s id e is c a th o d e , to p s id e is a n o d e .
Anode
0.009 ± 0.001 (0.229 ± 0.025)
Cathode
PART ORDERING INFORMATION:
1CXXXX XX X -X
Part Number
Metal Combinations (blank is Al top/Ag bottom):
Suffix
blank
AG
BB
BG
GG
GB
Top
Al
Al
Ag
Ag
Au
Au
Bottom
Ag
Au
Ag
Au
Au
Ag
Part Number
1C5550
1C5550AG
1C5550BB
1C5550BG
1C5550GG
1C5550GB
A = Ti (0.3 kA) / Al (25 kA)
B = Ti (1.2 kA) / Ni (1.8 kA) / Ag (30kA)
G = Ti (1.2 kA) / Ni (1.8 kA) / Au (12kA)
(TOP)
/ Ti (1.2 kA) / Ni (1.8 kA) / Au (4kA)
(BOTTOM)
Quality Level (blank is commercial level):
Suffix
blank
H
K
Part Number
1C5550
1C5550H
1C5550AGK
Description
Commercial level
Class H level
Class K level Al top/Au bottom
Polarity (blank is anode top/cathode bottom):
Suffix
blank
-R
Top
Anode
Cathode
Bottom
Cathode
Anode
Part Number
1C5550
1C5550AGK-R
©2019 Sensitron Semiconductor
(631) 586-7600 FAX (631) 242-9798
www.sensitron.com
sales@sensitron.com
1C5550, 1C5551, 1C5552, 1C5553, 1C5554
SENSITRON
TECHNICAL DATA
DATASHEET 4312, REV C
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.
©2019 Sensitron Semiconductor
(631) 586-7600 FAX (631) 242-9798
www.sensitron.com
sales@sensitron.com
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