器件名称: 1N4448W
功能描述: Surface Mount Switching Diode
文件大小: 347.56KB 共3页
简 介:Surface Mount Switching Diode
P b Lead(Pb)-Free
WEITRON
1N4448W
SWITCHING DIODE 250m AMPERES 100 VOLTS
Features: * High Conductance * Fast Switching Speed * Surface Mount Package Ideally Suited for Automatic Insertion * For General Purpose Switching Application Mechanical Data: * Case: SOD-323, Molded Plastic * Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 * Polarity: Cathode Band * Weight: 0.01grams (approx)
1
2
SOD-123
SOD-123 Outline Dimensions
Unit:mm
SOD-123
Dim A B C D E H J K Min Max 2.55 2.85 1.40 1.80 0.95 1.35 0.50 0.70 0.30 REF 0.10 0.15 3.55 3.85
PIN 1. CATHODE 2. ANODE
http://www.weitron.com.tw
WEITRON
1/3
02-Oct-06
1N4448W
Maximum Ratings
Rating
Reverse Voltage Nop-Reptitive Peak Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Vlotage RMS Reverse Voltage Forward Continuous Current Average Reced Output Current Non-Repetitive Peak Forward Surge Current @ t=1.0s @ t=1.0s Total Device Dissipation Thermal Resistance Junction to Ambient Air Junction and Storage Temperature Storage Temperature
WEITRON
Symbol
VRM VRRM VRWM VR VR(RMS) IFM IO IFSM PD RθJA TJ Tstg
(TA=25C Unless Otherwise note)
Value
100 75 53 500 250 4.0 2.0 400 315 + 150 -65 to +150
Unit
V V V mA mA
A mW K/W °C °C
Electrical Characteristics (TA=25C Unless Otherwise note)
Characterictics Symbol Min Max Unit
Off Characteristics
Reverse Breakdown Voltage I R=10A Forward Voltage I F=5.0mA I F=10mA I F=100mA I F=150mA
VR
0.62 -
75 0.72 0.855 1……