SIYU
R
塑封超快速整流二极管
反向电压
50 ---1000 V
正向电流1.0
A
特征
Features
DO-41
UF4001 ...... UF4007
Plastic Ultra-Fast Recover Rectifier
Reverse Voltage 50 to 1000V
Forward Current 1.0A
Low reverse leakage
High forward surge capability
·反向漏电流½
.034(0.9)
DIA
.028(0.7)
·正向浪涌承受½力较强
1.0(25.4)
MIN
.205(5.2)
.166(4.2)
.107(2.7)
DIA
.080(2.0)
1.0(25.4)
MIN
·高温焊接保证
High temperature soldering guaranteed:
260℃/10
秒,
0.375" (9.5mm)引线长度。
260℃/10 seconds, 0.375" (9.5mm) lead length,
·引线可承受5 磅
(2.3kg)
拉力。
5 lbs. (2.3kg) tension
·引线和管½皆符合RoHS标准 。
Lead and body according with RoHS standard
机械数据
Mechanical Data
·端子: 镀锡½向引线
Terminals: Plated axial leads
·极性: 色环端为负极
Polarity: Color band denotes cathode end
·安装½½: 任意
Mounting Position: Any
Unit：inch（mm）
极限值和温度特性
TA = 25℃
除非另有规定。
Maximum Ratings & Thermal Characteristics
符号
Symbols
最大可重复峰值反向电压
Maximum repetitive peak reverse voltage
Ratings at 25℃ ambient temperature unless otherwise specified.
UF
4001
50
35
50
UF
4002
100
70
100
UF
4003
200
140
200
UF
4004
400
280
400
1.0
30
65
UF
4005
600
420
600
UF
4006
800
560
800
UF
4007
1000
700
1000
单½
Unit
V
V
V
A
A
℃/W
V
RRM
最大均方根电压
Maximum RMS voltage
V
RMS
V
DC
I
F(AV)
I
FSM
R
θJA
Tj, TSTG
最大直流阻断电压
Maximum DC blocking voltage
最大正向平均整流电流
Maximum average forward rectified current
峰值正向浪涌电流 8.3ms单一正弦半波
Peak forward surge current 8.3 ms single half sine-wave
典型热阻
Typical thermal resistance
工½结温和存储温度
Operating junction and storage temperature range
-55 --- +150
℃
电特性
TA = 25℃
除非另有规定。
Electrical Characteristics
Ratings at 25℃ ambient temperature unless otherwise specified.
符号
Symbols
最大正向电压
Maximum forward voltage
UF
4001
UF
4002
1.0
UF
4003
UF
4004
1.25
5.0
100
UF
4005
UF
4006
1.7
UF
4007
单½
Unit
V
μA
I
F
= 1.0A
TA= 25℃
TA=100℃
I
F
=0.5A I
R
=1.0A I
RR
=0.25A
V
F
I
R
trr
C
j
最大反向电流
Maximum reverse current
最大反向恢复时间
MAX. Reverse Recovery Time
50
17
75
nS
pF
典型结电容
Type junction capacitance
V
R
= 4.0V, f = 1MHz
大昌电子
DACHANG ELECTRONICS
SIYU
R
特性曲线
Characteristic Curves
正向特性曲线（典型值）
TYPICAL FORWARD CHARACTERISTIC
UF4001 ...... UF4007
正向电流降额曲线
FORWARD CURRENT DERATING CURVE
10
平均正向电流
I
F(AV)
(A)
Average Forward Rectified Current (A)
I
F
Instantaneous Forward Current (A)
1.4
10mm
10mm
1.2
1
0.8
0.6
0.4
0.2
0
0
25
50
75 100 125 150 175
环境温度 Ta(°C)
Tamb, ambient temperature (°C)
2
1
UF4001 thru
UF4003
UF4004
I
F
(A)
正向电流
0.2
0.1
UF4005 thru
UF4007
Tj = 25 °C
0.6
0.8
1
1.2
1.4
1.6
正向电压 V
F
(V)
V
F
Instantaneous Forward Voltage (V)
浪涌特性曲线（最大值）
MAXIMUM NON REPETITIVE
PEAK FORWARD SURGE CURRENT
50
I
FSM
Peak Forward Surge Current (A)
40
峰值正向浪涌电流 I
FSM
(A)
30
20
10
0
1
2
4 6 10
20
40
100
通过电流的周期
Number of Cycles at 60 Hz.
大昌电子
DACHANG ELECTRONICS
I
F(A)
0.01
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