1N4148 Datasheet PDF - SIYU

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1N4148
SIYU

Part Number 1N4148
Description Switching Diodes
Page 2 Pages


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SIYU R
1N4148
DO-34 Glass
DO-35 Glass
开关二极管 Switching Diodes
特征 Features
·反向漏电流小。Low reverse leakage
·开关速度快。Fast switching speed
·最大功率耗散500mWMaximum power dissipation 500mW
·高稳定性和可靠性。High stability and high reliability
·引线和管体皆符合RoHS标准 。
Lead and body according with RoHS standard
机械数据 Mechanical Data
封装: 玻璃封装 Case: Glass Case
Unit:mm
Unit:mm
极性: 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 25ambient temperature unless otherwise specified.
不重复峰值反向电压
Non-repetitive Peak Reverse Voltage
反向峰值电压
peak repetitive Reverse Voltage
最大正向平均电流
Forward Continuous Current
平均整流输出电流
Average Rectified Output Current
符号
Symbols
VRM
VRRM
IFM
IO
1N4148
100
75
300
150
单位
Unit
V
V
mA
mA
正向(不重复)浪涌电流
Non-Repetitive Peak Forward Surge Current
功率消耗
Power Dissipation
IFSM
Pd
2.0 A
500 mW
典型热阻 Type Thermal Resistance
RθJA
300 /W
工作结温和存储温度
Operating junction and storage temperature range
Tj, TSTG
-55 --- +150
电特性 TA = 25除非另有规定。
Electrical Characteristics Ratings at 25ambient temperature unless otherwise specified.
符号 最小值 最大值 单位
Symbols
MIN.
MAX.
Unit
测试条件
Test Condition
正向电压
Forward voltage
VFM --- 1.0 V IF =10mA
反向电流
Reverse current
结电容 Junction capacitance
反向恢复时间 Reverse Recovery Time
IRM
Cj
trr
5.0 μA VR = 75V
---
50
30
μA VR = 70V, Tj=150
μA VR = 20V, Tj=150
25 nA VR = 20V
--- 4.0 pF VR = 0, f = 1.0MHz
---
4.0
nS
IF = 10mA IR = 1.0mA
VR = 6.0V, RL =100
大昌电子 DACHANG ELECTRONICS
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SIYU R
特性曲线 Characteristic Curves
1N4148
正向特性曲线(典型值)
TYPICAL FORWARD CHARACTERISTIC
1000
200
100
20
Tj = 25 °C
10
1
0.6 0.8 1
1.2 1.4 1.6
正向电压 VF(V)
VF Instantaneous Forward Voltage (V)
正向电流降额曲线
FORWARD CURRENT DERATING CURVE
0.36
0.30
0.24
0.18
0.12
0.06
0
0 25 50 75 100 125 150 175
环境温度 Ta(°C)
Tamb, ambient temperature (°C)
大昌电子 DACHANG ELECTRONICS
Datasheet pdf - http://www.DataSheet4U.net/



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