价 格: | 0.10 | |
产品类型: | 快恢复二极管 | |
品牌/商标: | ST/VISHAY | |
型号/规格: | LL4148 | |
结构: | 平面型 | |
材料: | 硅(Si) | |
封装形式: | 圆柱 | |
封装材料: | 塑料封装 | |
功率特性: | 中功率 | |
频率特性: | 中频 | |
反向电压VR: | 100(V) | |
正向直流电流IF: | 300(mA) |
特征 Features
LL4148
·功率耗散500mW。Maximum power dissipation 500mW
·开关速度快。Fast switching speed
机械数据 Mechanical Data
正向平均电流
·高稳定性和可靠性。High stability and high reliability
不重复峰值反向电压
反向峰值电压
-65 --- +175
VRM
IFM
℃
·反向漏电流小。Low reverse leakage
快速开关二极管 Fast Switching Diodes
LL4148
mA
mA
mA
mW
K/mW
平均整流输出电流 Ta=25℃ f=50Hz IO
正向(不重复)浪涌电流 TJ=25℃ IFSM
功率消耗Pd
典型热阻
工作结温和存储温度
RθJA
Tj, TSTG
100
300
150
500
500
0.35
正向电压
反向电流
结电容
反向恢复时间
最小值
MIN.
值
MAX.
单位
Unit
测试条件
Test Condition
VFM
IRM
Cj
trr
--- 1.0 V IF =10mA
---
VR = 20V
VR = 75V
VR = 20V, Tj=150℃
pF VR = 0, f = 1.0MHz
4.0 nS IF = 10mA — IR = 1.0mA
VR = 6.0V, RL =100Ω
LL4148
---
---
SIYU R
封装:迷你 玻璃封装 Case: Glass Case Minimelf
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 25℃ ambient
dzsc/18/8473/18847322.jpg1SS1871 2007-11-01TOSHIBA Diode Silicon Epitaxial Planar Type1SS187Ultra High Speed Switching Applicationz Small package : SC-59z Low forward voltage : VF (3) = 0.92V (typ.)z Fast reverse recovery time : trr = 1.6ns (typ.)z Small total capacitance : CT = 2.2pF (typ.)Absolute Maximum Ratings (Ta = 25°C)Characteristic Symbol Rating UnitMaximum (peak) reverse voltage VRM 85 VReverse voltage VR 80 VMaximum (peak) forward current IFM 300 mAAverage forward current IO 100 mASurge current (10ms) IFSM 2 APower dissipation P 150 mWJunction temperature Tj 125 °CStorage temperature range Tstg −55~125 °CNote: Using continuously under heavy loads (e.g. the application of hightemperature/current/voltage and the significant change intemperature, etc.) may cause this product to decrease in the reliability significantly even if the operatingconditions (i.e. operating temperature/current/voltage, etc.) are within the absolute maximum ratings.Please design th...
特价现货供应 变容二极管SVC251Features· The SVC251SPA is a varactor diode of hyper abruptjunction structure fabricated with ion implantationtechnology. It is intended for use in AFC, CB PLLVCO cicuitry.· High Q· High capacitance ratio