SIYU
R
塑封快恢复整流二极管
反向电压
400 ---1000 V
正向电流
1.0 A
DO-41
BA157 ...... BA159
Plastic Fast Recover Rectifier
Reverse Voltage 400 to 1000V
Forward Current 1.0A
特征
Features
·反向漏电流½
Low reverse leakage
·正向浪涌承受½力较强 High forward surge capability
·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
1.0(25.4)
MIN
.034(0.9)
DIA
.028(0.7)
.205(5.2)
.166(4.2)
.107(2.7)
DIA
.080(2.0)
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.
BA157
400
280
400
BA158
600
420
600
1.0
20
65
BA159D
800
560
800
BA159
1000
700
1000
单½
Unit
V
V
V
A
A
℃/W
V
RRM
最大均方根电压
Maximum RMS voltage
V
RMS
V
DC
I
F(AV)
I
FSM
R
θJA
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
BA157
BA158
1.3
5.0
100
150
15
BA159D
BA159
单½
Unit
V
μA
I
F
= 1.0A
TA= 25℃
TA=100℃
I
F
=0.5A I
R
=1.0A I
RR
=0.25A
V
F
I
R
trr
C
j
最大反向电流
Maximum reverse current
最大反向恢复时间
MAX. Reverse Recovery Time
200
300
nS
pF
典型结电容
Type junction capacitance
V
R
= 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）
TYPICAL FORWARD CHARACTERISTIC
BA157 ...... BA159
正向电流降额曲线
FORWARD CURRENT DERATING CURVE
10
平均正向电流
I
F(AV)
(A)
Average Forward Rectified Current (A)
I
F
Instantaneous Forward Current (A)
1.4
10mm
10mm
1.2
1
0.8
0.6
0.4
0.2
0
0
25
50
75 100 125 150 175
2
1
正向电流
I
F
(A)
0.2
Tj = 25 °C
0.1
0.01
0.6
0.8
1
1.2
1.4
1.6
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
I
F(A)
环境温度 Ta(°C)
Tamb, ambient temperature (°C)
I
FSM
Peak Forward Surge Current (A)
40
峰值正向浪涌电流 I
FSM
(A)
30
20
10
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
51mcu
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