Item Conditions Min.
ピーク逆電流
PeakReverseCurrent Tj＝25℃,VRM＝VRRM −
逆回復時間
ReverseRecoveryTime IFM＝10A,
−
di/dt＝50A/μs,Tj＝25℃ −
Typ. Max. Unit
− 30 μA
33 45 ns
Symbol
IRM
trr
ピーク順電圧
PeakForwardVoltage VFM Tj＝25℃,IFM＝15A − 1.37 1.57 V
Rth(j-c) 接合部･ケース間
JunctiontoCase − − 3 ℃/W
熱抵抗
ThermalResistance
Rth(c-f) ケース･フィン間
CasetoFin − − 1.5 ℃/W
15A Avg. Volts FRED
122
400 FSU15A40
■
OUTLINEDRAWING(mm)
■定格・特性曲線
■APPROX.NETWEIGHT:1.75g
FORWARD CURRENT VS. VOLTAGE
順 電 圧 特 性
FSU15A40
0123
0.5 1.5 2.5
INSTANTANEOUS FORWARD VOLTAGE (V)
瞬 時 順 電 圧 （Ｖ）
1
2
INSTANTANEOUS FORWARD CURRENT (A)
瞬
時
順
電
流
（Ａ）
5
10
20
100
200
50
Tj=25˚C
Tj=150˚C
FIG.1
SURGE CURRENT RATINGS
サ ー ジ 順 電 流 定 格
FSU15A40
f=50Hz,Sine Wave,Non-Repetitive,No Load
0.02 0.05 0.1 0.2 0.5 1 2
TIME (s)
時 間 （ｓ）
0
20
40
60
80
100
120
140
160
SURGE FORWARD CURRENT (A)
サ
｜
ジ
順
電
流
（Ａ）
0.02s
IFSM
FIG.4
FSU15A40
0.1 1 10
PULSE WIDTH (ms)
パルス幅 （ｍｓ）
10
100
1000
RMS SURGE CURRENT RATINGS
サージ実効順電流定格
Ta=40˚C,Non-Repetitive,No Load
SURGE RMS CURRENT
サ
｜
ジ
実
効
電
流
（Ａrms）
FIG.5
04812
16 20 24
AVERAGE FORWARD CURRENT (A)
平 均 順 電 流 （Ａ）
0
5
10
15
20
25
30
35
AVERAGE FORWARD POWER DISSIPATION (W)
平
均
順
電
力
損
失
（Ｗ）
FSU15A40
0˚180˚
通流角
CONDUCTION ANGLE
θ
AVERAGE FORWARD POWER DISSIPATION
平 均 順 電 力 損 失 特 性
HALF SINE WAVE
D.C.
RECT 180˚
RECT 120˚
RECT 60˚
FIG.2
AVERAGE FORWARD CURRENT VS. CASE TEMPERATURE
平 均 順 電 流 − ケ ー ス 温 度 定 格
FSU15A40
0 25 50 75 100 125 150
CASE TEMPERATURE ( ˚
C)
ケ ー ス 温 度 （℃）
0
8
4
20
16
12
24
AVERAGE FORWARD CURRENT (A)
平
均
順
電
流
（Ａ）
0˚180˚
通流角
CONDUCTION ANGLE
θ
D.C.
RECT 180˚
RECT 120˚
RECT 60˚
HALF SINE WAVE
FIG.3
■電気的・熱的特性 Electrical/ThermalCharacteristics
Item Symbol Conditions
平均整流電流
AverageRectifiedForwardCurrent
IOTc＝74℃ 15
実効順電流
R.M.S.ForwardCurrent IF(RMS) 23.5
保存温度範囲
StorageTemperatureRange Tstg −40〜＋150
締付トルク
Mountingtorque Ftor 推奨値
RecommendedValue
サージ順電流
SurgeForwardCurrent IFSM 150 50Hz正弦半波，１サイクル，非くり返し 
50HzHalfSineWave,1cycle,Non-repetitive
Unit
50Hz、正弦半波通電抵抗負荷
50HzHalfSineWaveResistiveLoad
A
A
A
℃
N･m
動作接合温度範囲
OperatingJunctionTemperatureRange
Tjw −40〜＋150 ℃
0.5
くり返しピーク逆電圧
RepetitivePeakReverseVoltage VRRM 400 V
■最大定格 Maximum Ratings