SIYU R
塑封高效率整流二极管
反向电压 50 ---600V 正向电流 2.0 A
DO-15
SF21 ...... SF28
Plastic High-Efficiency Rectifiers
Reverse Voltage 50 to 600V Forward Current 2.0A 特征 Features
·反向漏电流低 Low reverse leakage ·正向浪涌承受能力较强 High forward surge capability
.034(0.9) DIA .028(0.7)
1.0(25.4) MIN
.300(7.6) .230(5.8) .140(3.6) DIA .104(2.6) 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 ·引线和管体皆符合RoHS标准 。 Lead and body according with RoHS standard
机械数据 Mechanical Data
·端子: 镀锡轴向引线 Terminals: Plated axial leads ·极性: 色环端为负极 Polarity: Color band denotes cathode end ·安装位置: 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. SF22 SF23 SF24 SF25 SF26 SF28
SF21
单位
Unit
V V V A A ℃/W
VRRM
50 35 50
100 70 100
150 105 150
200 140 200 2.0 50 45
300 210 300
400 280 400
600 420 600
最大均方根电压
Maximum RMS voltage
VRMS VDC IF(AV) IFSM RθJA
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
工作结温和存储温度
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 SF21 SF22 SF23 SF24 SF25 SF26 SF28
单位
Unit
V μA nS pF
IF = 2.0A TA= 25℃ TA= 100℃
IF=0.5A IR=1.0A IRR=0.25A
VF IR trr Cj
0.95 5.0 100
1.3
1.7
最大反向电流
Maximum reverse current
最大反向恢复时间
MAX. Reverse Recovery Time
35
22
典型结电容
Type junction capacitance
VR = 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)
SF21 ...... SF28
正向电流降额曲线
10
IF Instantaneous Forward Current (A)
TYPICAL FORWARD CHARACTERISTIC
2.8
平均正向电流 IF(AV) (A) Average Forward Rectified Current (A)
FORWARD CURRENT DERATING CURVE
10mm 10mm
SF21 Thru SF24
2 1
SF25 SF26 SF28
2.4 2 1.6 1.2 0.8 0.4 0 0 25 50 75 100 125 150 175
环境温度 Ta(°C) Tamb, ambient temperature (°C)
正向电流
IF(A)
0.2 Tj = 25 °C 0.1
0.6
正向电压 VF(V) VF Instantaneous Forward Voltage (V)
0.8
1
1.2
1.4
1.6
浪涌特性曲线(最大值) MAXIMUM NON REPETITIVE PEAK FORWARD SURGE CURRENT
50
IFSM Peak Forward Surge Current (A)
40
峰值正向浪涌电流 IFSM(A)
30
20
10
0 1 2 4 6 10
通过电流的周期
20
40
100
Number of Cycles at 60 Hz.
大昌电子 DACHANG ELECTRONICS
IF(A)
0.01
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