SIYU
®
SS34A-SS320A
表面安装肖特基二极管
反向电压 40 ~ 200 V
正向电流 3.0
A
Reverse Voltage 40 ~ 200 V
Forward Current 3.0
A
Surface Mounted Schottky Barrier Rectifiers
特征 Features
● 反向漏电流低 Low reverse leakage
● 正向浪涌承受能力强 High forward surge capability
● 高信赖性 High reliability
● 高温焊接保证 High temperature soldering guaranteed:
260℃/10 秒
260℃/10seconds
SMA
260℃/10seconds
● 引线和管体皆符合RoHS标准
Lead and body according with RoHS standard
● 型号后缀“-F”标记无卤素产品
Green compound with suffix "-F" on Marking
Mechanical Data
● 封装外形:SMA 塑封 Case:SMA Molded plastic
● 环氧树脂:UL易燃等级:94V-0
Epoxy: UL 94V-0 rate flame retardant
● 引脚:镀锡,无铅 Lead: Pure tin plated, lead free
最大值和特性
TA = 25℃ 除非另有规定。
Maximum Ratings & Characteristics
Ratings at 25℃ ambient temperature unless otherwise specified.
Unit
单位
SS34A SS36A SS320A
参数
Parameter
符号
Symbols
SS310A SS315A
Unit: inch (mm)
最大可重复峰值反向电压
Maximum repetitive peak reverse voltage
最大均方根电压 Maximum RMS voltage
最大直流阻断电压
Maximum DC blocking voltage
最大正向平均整流电流
70 105
Unit
V
A
V
V
140
40 60 100 150 200
40 60 100 150 200
28 42
Parameter
V
RRM
V
DC
I
Symbols
V
RMS
3.0
Maximum average forward rectified current
正向不重复浪涌电流 8.3 ms单一正弦半波
Non-repetitive peak forward surge current
8.3 ms singlehalf sine-wave
最大正向电压 @IF=3.0A
Maximum forward voltage
最大反向电流
@
V
DC
I
100
50
V
A
0.70 0.85 0.95
I
FSM
V
F
0.92
70
0.50
@
DC
Maximum reverse current
典型热阻 Typical thermal resistance (Note 1)
工作结温和存储温度
Operating junction and storage temperature rang
备注 Note:
1) 安装在PCB板上,从PN结到周围环境的热阻。
1) Th l i t f j ti t bi t PCB t d
I
R
100
50
μA
RθJA
℃/W95
-55 --- +150 -55 --- +125Tj, TSTG
1)
Th
erma
l
res
i
s
t
ance
f
rom
j
unc
ti
on
t
o am
bi
en
t
,
PCB
moun
t
e
d
.
版本
versionA/0
Page 1/2 Http://www.dachang.com.cn
SIYU
®
SS34A-SS320A
特性曲线 Characteristic Curves
正向特性曲线(典型值)
正向电流降额曲线
A��
a
rd Current (A)
I
F(AV)
(A)
TYPICAL FORWARD CHARACTERISTIC
FORWARD CURRENT DERATING CURVE
e
ctified Current (A)
3
4
5
10
正向电流 IF
IF Instantaneous Forw
a
平均正向电流
F
(A) Average Forward R
e
0
1
2
SS310A~SS320A
1
SS34A~SS36A
MAXIMUM NON REPETITIVE
PEAK FORWARD SURGE CURRENT
Typical Reverse Characteristics
浪涌特性曲线(最大值) 反向特性曲线
Tamb, ambient temperature (°C)
VF Instantaneous Forward Voltage (V)
I
F
环境温度 Ta(°C)
0 25 50 75 100 125 150 175
0.1
0.2 0.6 1 1.4 1.8
PEAK
FORWARD
SURGE
CURRENT
电流 IFSM(A)
IR(uA)
C
urrent(uA)
r
d Surge Current (A)
10
100
40
50
60
70
80
峰值正向浪
反向电
Reverse
C
IFSM Peak Forwa
r
0.1
1
0% 20% 40% 60% 80% 100%
0
10
20
30
1 10 100
Percent Of Rated Peak Reverse voltage %
通过电流的周期
Number of Cycles at 60 Hz.
额定峰值反向电压%
版本
versionA/0
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