LL4448 データシートの表示（PDF） - Leshan Radio Company,Ltd
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LL4448 Datasheet PDF : 4 Pages
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LESHAN RADIO COMPANY, LTD.
500 mW LL-34 Hermetically
Sealed Glass Fast Switching
Diodes
Pb-Free package is available
LL4148/LL4448
规格特征 Specification Features:
- 开关速度快 Fast Switching Device (TRR<4.0nS)
- 玻璃密封封装 Hermetically Sealed Glass
- 色环端为负极 1st Band indicates negative polarity or Cathode Band
SURFACE MOUNT
LL34
Cathode
Anode
极限值和温度特性Absolute Maximum Ratings & Thermal Characteristics (TA=25℃)
参数
符号
Parameter
不重复反向峰值电压 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
Symbols
VRM
VRRM
IFM
IO
LL4148 LL4448
100
75
300
500
150
正向(不重复)浪涌电流
IFM
2
Non-repetitive Peak Forward Surge Current
功率消耗 Power Dissipation
工作结温和存储温度
PD
TJ, TSTG
500
-55 - +175
Operating junction and storage Temperature Range
单位
Unit
V
V
mA
mA
A
mW
℃
电特性Electrical Characteristics (TA=25℃)
符号
参数
Symbols
Parameter
Breakdown Voltage
BV
反向击穿电压
Reverse Leakage Current
IR
反向漏电电流
Forward Voltage LL4448
VF
正向电压
LL4148
LL4448
Reverse Recovery Time
TRR
反向恢复时间
Capacitance
C
结电容
测试条件
Test Condition
IR=100uA
IR=5uA
VR=20V
VR=75
I F=5mA
IF=10mA
I F=100mA
IF= 10mA, IR=1.0mA
RL=100Ω
IRR=1mA
VR=0V, f=1MHZ
界限Limits
Min
Max
100
75
---
25
---
5
0.62
0.72
---
1
---
1
---
4
---
4
单位
Unit
V
nA
uA
V
nS
pF
1/4
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