SIYU
塑封肖特基二极管
R
SB320 ...... SB3100
PLASTIC SCHOTTKY
BARRIER RECTIFIER
特征
Features
·大电流承受½力。High
Current Capability
·正向压降½。Low
Forward Voltage Drop
·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
DO-27
1.0(25.4)
MIN
.052(1.3)
DIA
.048(1.2)
.375(9.5)
.335(8.5)
.220(5.6)
DIA
.197(5.0)
1.0(25.4)
MIN
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）
极限值和电参数
TA = 25℃
除非另有规定。
Maximum Ratings & Electrical Characteristics
符号
Symbols
最大峰值反向电压
Maximum repetitive peak reverse voltage
Ratings at 25℃ ambient temperature unless otherwise specified.
SB
320
SB
330
SB
340
SB
350
SB
360
SB
380
SB
3100
单½
Unit
V
RRM
V
R(RMS)
V
DC
I
FM
V
F
I
FSM
IR
R
θJA
Cj
Tj, T
STG
20
14
20
30
21
30
40
28
40
50
35
50
3.0
60
42
60
80
56
80
100
70
100
V
V
V
A
最大反向有效值电压
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
Maximum average forward rectified current
最大正向电压降
Maximum forward voltage
IF = 3.0A
0.5
80
0.5
20
15
250
0.7
0.85
V
A
mA
℃/W
pF
℃
正向峰值浪涌电流 8.3mS单一正弦半波
Peak forward surge current 8.3 ms single half sine-wave
最大反向漏电流
Maximum reverse current
TA = 25℃
TA = 100℃
典型热阻
典型结电容
Typical thermal resistance
VR = 4.0V f = 1.0MHz
Type junction capacitance
工½温度和存储温度
Operating junction and storage temperature range
-55 --- +150
大昌电子
DACHANG ELECTRONICS
SIYU
R
特性曲线
Characteristic Curves
正向特性曲线（典型值）
SB320 ...... SB3100
正向电流降额曲线
FORWARD CURRENT DERATING CURVE
10mm
10mm
10
TYPICAL FORWARD CHARACTERISTIC
2
1
SB380
SB3100
平均正向电流
I
F(AV)
(A)
Average Forward Rectified Current (A)
I
F(A)
正向电流 I
F
(A)
I
F
Instantaneous Forward Current (A)
SB320 thru
SB340
3.6
3.0
2.4
1.8
1.2
0.6
0
0
25
50
75 100 125 150 175
环境温度 Ta(°C)
Tamb, ambient temperature (°C)
0.2
0.1
SB350
SB360
Tj = 25 °C
0.01
0
0.2
0.4
0.6
0.8
1.0
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
100
I
FSM
Peak Forward Surge Current (A)
80
峰值正向浪涌电流 I
FSM
(A)
60
40
20
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
嵌入式系统
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