R
SIYU
SF31...... SF38
Plastic High-Efficiency Rectifiers
Reverse Voltage 50 to 600V
Forward Current 3.0A
塑封高效率整流二极管
反向电压50 ---600V
正向电流3.0 A
特征 Features
DO-27
·反向漏电流低 Low reverse leakage
·正向浪涌承受能力较强 High forward surge capability
·高温焊接保证 High temperature soldering guaranteed:
.052(1.3)
1.0(25.4)
MIN
DIA
DIA
.048(1.2)
260
260
℃
℃
/10
/10 seconds, 0.375" (9.5mm) lead length,
(2.3kg) 拉力。5 lbs. (2.3kg) tension
秒, 0.375" (9.5mm)引线长度。
.375(9.5)
.335(8.5)
·引线可承受5 磅
.220(5.6)
.197(5.0)
·引线和管体皆符合RoHS标准。
Lead and body according with RoHS standard
1.0(25.4)
MIN
机械数据 Mechanical Data
·端子
·极性
:
:
镀锡轴向引线 Terminals: Plated axial leads
Unit
:inch(mm)
色环端为负极 Polarity: Color band denotes cathode end
·安装位置: 任意 Mounting Position: Any
极限值和温度特性 TA = 25℃ 除非另有规定。
Maximum Ratings & Thermal Characteristics Ratings at 25℃ambient temperature unless otherwise specified.
符号
Symbols
单位
Unit
SF31
SF32
SF33
SF34
SF35
SF36
SF38
最大可重复峰值反向电压
Maximum repetitive peak reverse voltage
V
VRRM
50
35
50
100
70
150
105
150
300
210
300
400
280
400
600
420
600
200
140
200
最大均方根电压
Maximum RMS voltage
V
V
VRMS
最大直流阻断电压
Maximum DC blocking voltage
100
VDC
IF(AV)
最大正向平均整流电流
Maximum average forward rectified current
A
A
3.0
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
IFSM
125
20
典型热阻 Typical thermal resistance
RθJA
℃/W
工作结温和存储温度
Tj, TSTG
-55 --- +150
℃
Operating junction and storage temperature range
电特性 TA = 25
℃除非另有规定。
Electrical Characteristics Ratings at 25
℃
ambient temperature unless otherwise specified.
符号
Symbols
单位
Unit
SF31
SF32
SF33
SF34
SF35
SF36
SF38
最大正向电压
Maximum forward voltage
IF = 3.0A
0.95
1.3
VF
1.7
V
μA
nS
pF
最大反向电流
TA= 25℃
5.0
100
IR
trr
Cj
TA=100℃
Maximum reverse current
IF=0.5A IR=1.0A IRR=0.25A
VR = 4.0V, f = 1MHz
最大反向恢复时间
MAX. Reverse Recovery Time
35
95
典型结电容
Type junction capacitance
大昌电子 DACHANG ELECTRONICS