SIYU
R
塑封硅整流桥堆
反向电压
200---800V
正向电流
20 A
D5
3.0*45
0
D20SB20......D20SB80
Single-phase Silicon Bridge Rectifier
Reverse Voltage 200 to 800V
Forward Current 20A
特征
Features
4.8
4.4
3.8
3.4
·反向漏电流½
Low reverse leakage
High forward surge capability
Surge
overload rating: 300 Amperes peak
11.2
10.8
30.3
29.7
·正向浪涌承受½力较强
￠3.4
￠3.1
·浪涌承受½力：300 A
2.7
2.3
2.4
2.0
+
~
~
-
2.9
2.5
4.2
3.8
18.0
17.0
·引线和管½皆符合RoHS标准 。
Lead and body according with RoHS standard
4.8
20.3
19.7
1.1
0.9
0.7
0.6
机械数据
Mechanical Data
·封装:
塑料封装
Case: Molded Plastic
·极性:
标记模压或印于本½
Polarity: Symbols molded or marked on body
·安装½½:
任意
Mounting Position: Any
·安装扭距:
推荐值
0.5牛*米
Mounting torque：
Recommend 0.5 N*m
10.2
9.8
7.7
7.3
7.7
7.3
Unit：mm
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
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
TC =100℃
最大正向平均整流电流
Maximum average forward rectified current
D20SB20
200
140
200
D20SB40 D20SB60
400
280
400
20
300
22
600
420
600
D20SB80
800
560
800
单½
Unit
V
V
V
A
A
℃/W
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
R
θJA
Tj, TSTG
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
D20SB20 D20SB40 D20SB60
1.1
10
500
40
D20SB80
单½
Unit
V
μA
I
F
=10A
TA= 25℃
TA = 125℃
V
F
最大反向电流
Maximum reverse current
典型结电容
V
R
=
4.0V, f = 1MHz
Type junction capacitance
I
R
Cj
pF
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
100
D20SB20......D20SB80
正向电流降额曲线
FORWARD CURRENT DERATING CURVE
20
heatsink
I
F(A)
Average Forward Rectified Current (A)
+
~
~
-
正向电流 I
F
(A)
I
F
Instantaneous Forward Current (A)
I
F(AV)
(A)
15
Tc
sine wave R-load
with heatsink
10
平均正向电流
Tl=25℃
10
5
Pulse measurement
per diode
1
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
00
40
80
120
160
正向电压 V
F
(V)
VF Instantaneous Forward Voltage (V)
管½温度 Tc(°C)
Tc. Case temperature (°C)
浪涌特性曲线（最大值）
MAXIMUM NON REPETITIVE
PEAK FORWARD SURGE CURRENT
300
I
FSM
I
FSM
Peak Forward Surge Current (A)
250
8.3 mS 8.3mS
1 Cycle
non-repetitive
Tj=25℃ before
峰值正向浪涌电流 I
FSM
(A)
200
150
100
50
0
0
2
5
10
20
50
100
通过电流的周期
Number of Cycles at 60 Hz.
大昌电子
DACHANG ELECTRONICS
Embedded System
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