器件名称: 1N4448
功能描述: HIGH SPEED SWITCHING DIODE
文件大小: 31.57KB 共2页
简 介:1N4448
FEATURES :
High switching speed: max. 4 ns Reverse voltage:max. 75V Peak reverse voltage:max. 100 V Pb / RoHS Free
HIGH SPEED SWITCHING DIODE
DO - 35 Glass (DO-204AH)
0.079(2.0 )max.
1.00 (25.4) min.
Cathode Mark
0.150 (3.8) max.
MECHANICAL DATA :
Case: DO-35 Glass Case Weight: approx. 0.13g
0.020 (0.52)max.
1.00 (25.4) min.
Dimensions in inches and ( millimeters )
Maximum Ratings and Thermal Characteristics (Rating at
Parameter
Maximum Peak Reverse Voltage Maximum Reverse Voltage Maximum Continuous Forward Current Maximum Average Forward Current (1) Half Wave Rectification with Resistive Load , f ≥ 50 Hz Maximum Surge Forward Current at t < 1s , Tj = 25°C Maximum Power Dissipation Maximum Junction Temperature Storage Temperature Range
25 °C ambient temperature unless otherwise specified.)
Symbol
VRM VR IF IF(AV) IFSM PD TJ TS
Value
100 75 200 150 0.5 500 175 -65 to + 175
Unit
V V mA mA A mW °C °C
Note : (1) Valid provided that leads at a distance of 8mm from case are kept at ambient temperature
Electrical Characteristics (TJ = 25°C unless otherwise noted)
Parameter
Reverse Current Forward Voltage Reverse Breakdown Voltage Diode Capacitance Reverse Recovery Time
Symbol
IR VF V(BR)R Cd Trr
Test Condition
VR = 20 V VR = 20 V , Tj = 150 °C IF = 10 mA IR = 100 A (pulsed) f = 1MHz ; VR = 0 IF = 10 mA to IR = 1mA VR = 6V , RL = 100
Min. 100 -
Typ. -
Max. 25 50 1.0 4.0 4.0
Unit nA A V V pF ns
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Rev. 02 : March 25, 2005
RATING AND CHARA……