1
YG981S6R
Maximum Rating and Characteristics
Maximum ratings (at Ta=25˚C unless otherwise specied.)
Item Symbols Conditions Ratings Units
Repetitive peak reverse voltage VRRM - 600 V
Isolating voltage Viso Terminals-to-case, AC.1min 1500 V
Average forward current IFAV 50Hz Square wave duty =1/2
Tc = 58˚C 8 A
Non-repetitive forward surge current IFSM Sine wave, 10ms 1shot 40 A
Operating junction temperature
Tj
- 150 ˚C
Storage temperature Tstg - -40 to +150 ˚C
Electrical characteristics (at Ta=25˚C unless otherwise specied.)
Item Symbols Conditions Maximum Units
Forward voltage VFIF =8 A 3.0 V
Reverse current IRVR =VRRM 25 µA
Reverse recovery time trr
I
F
=0.1A, I
R
=0.2A, Irec =0.05A
0.026 µS
Thermal resistance Rth(j-c) Junction to case 4.5 ˚C/W
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Mechanical characteristics
Item Conditions Maximum Units
Mounting torque Recommended torque 0.3 to 0.5 N•m
Approximate mass
-
1.7 g
Low-Loss Fast Recovery Diode
2
YG981S6R
3
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Outline Drawings [mm]
6
6
2
3
YG981S6R
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FUJI Diode
02468
0
5
10
15
20
25
30
Square wave λ=180°
Sine wave λ=180°
Square wave λ=120°
Per 1element
DC
Square wave λ=60°
Forward Power Dissipation (max.)
WF Forward Power Dissipation (W)
IF(AV) Average Forward Current (A)
0 100 200 300 400 500 600 700
0.000
0.005
0.010
0.015
0.020
0.025
0.030
0.035
Reverse Power Dissipation (max.)
α=180°
DC
PR Reverse Power Dissipation (W)
VR Reverse Voltage (V)
λ
360°
I0
α
360°
VR
0 100 200 300 400 500 600 700
10-3
10-2
10-1
100
101
102
Reverse Characteristic (typ.)
Tj=25°C
Tj=100°C
Tj=125°C
Tj=150°C
IR Reverse Current (µA)
VR Reverse Voltage (V)
0.1
1
10
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8
Tj=100°C
Tj=25°C
Tj=125°C
Tj=150°C
Forward Characteristic (typ.)
IF Forward Current (A)
VF Forward Voltage (V)
4
YG981S6R
5
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0 2 4 6 8 10 12
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
Square wave λ=60°
Square wave λ=120°
λ:Conduction angle of forward current for each rectifier element
IF(AV):Forward current of center-tap full wave connection
Square wave λ=180°
Sine wave λ=180°
DC
Current Derating (IF(AV)-Tc) (max.)
Tc Case Temperature (°C)
IF(AV) Average Forward Current (A) 0001001011
1
10
100
1000
Junction Capacitance Characteristic (typ.)
Cj Junction Capacitance (pF)
VR Reverse Voltage (V)
001011
1
10
100
1000
Surge Capability (max.)
IFSM Peak Half - Wave Current (A)
Number of Cycles at 50Hz
4
5
YG981S6R
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FUJI Diode
10-3 10-2 10-1 100101102
10-1
100
101
102
Rth j-c:4.5℃/W
Transient Thermal Impedance (max.)
Transient Thermal Impedance (°C/W)
t Time (sec)
6
YG981S6R
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FUJI Diode
WARNING
1. This Catalog contains the product specications, characteristics, data, materials, and structures as of March 2010.
The contents are subject to change without notice for specication changes or other reasons. When using a product listed in this
Catalog, be sure to obtain the latest specications.
2. All applications described in this Catalog exemplify the use of Fuji's products for your reference only. No right or license, either
express or implied, under any patent, copyright, trade secret or other intellectual property right owned by Fuji Electric Systems Co., Ltd.
is (or shall be deemed) granted. Fuji Electric Systems Co., Ltd. makes no representation or
warranty, whether express or implied, relating to the infringement or alleged infringement of other's intellectual property rights which
may arise from the use of the applications described herein.
3. Although Fuji Electric Systems Co., Ltd. is enhancing product quality and reliability, a small percentage of semiconductor
products may become faulty. When using Fuji Electric semiconductor products in your equipment, you are requested to take
adequate safety measures to prevent the equipment from causing a physical injury, re, or other problem if any of the products
become faulty. It is recommended to make your design fail-safe, ame retardant, and free of malfunction.
4. The products introduced in this Catalog are intended for use in the following electronic and electrical equipment which has
normal reliability requirements.
• Computers • OA equipment • Communications equipment (terminal devices) • Measurement equipment
• Machine tools • Audiovisual equipment • Electrical home appliances • Personal equipment • Industrial robots etc.
5. If you need to use a product in this Catalog for equipment requiring higher reliability than normal, such as for the equipment listed
below, it is imperative to contact Fuji Electric Systems Co., Ltd. to obtain prior approval. When using these products for
such equipment, take adequate measures such as a backup system to prevent the equipment from malfunctioning even if a Fuji's
product incorporated in the equipment becomes faulty.
• Transportation equipment (mounted on cars and ships) • Trunk communications equipment
• Trafc-signal control equipment • Gas leakage detectors with an auto-shut-off feature
• Emergency equipment for responding to disasters and anti-burglary devices • Safety devices
• Medical equipment
6. Do not use products in this Catalog for the equipment requiring strict reliability such as the following and equivalents to strategic
equipment (without limitation).
• Space equipment • Aeronautic equipment • Nuclear control equipment
• Submarine repeater equipment
7. Copyright ©1996-2008 by Fuji Electric Systems Co., Ltd. All rights reserved.
No part of this Catalog may be reproduced in any form or by any means without the express permission of Fuji Electric Systems Co., Ltd.
8. If you have any question about any portion in this Catalog, ask Fuji Electric Systems Co., Ltd. or its sales agents before
using the product.
Neither Fuji Electric Systems Co., Ltd. nor its agents shall be liable for any injury caused by any use of the products not in
accordance with instructions set forth herein.
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