PAGE . 1
REV.0.1-FEB.5.2009
STAD-MAR.29.2010
SURFACE MOUNT SWITCHING DIODES
VOLTAGE 100 Volts 500mWattsPOWER
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (TJ =25°C unless otherwise noted)
NOTE:
1. CJ at VR=0, f=1MHZ
2. From IF=10mA to IR=1mA, VR=6Volts, RL=100Ω
PARAMETER SYMBOL 1N4448W UNITS
Reverse Voltage VR75 V
Peak Reverse Voltage VRM 100 V
RMS Voltage VRMS 50 V
Forward Continuous IFM 500 mA
Maximum DC Blocking Voltage VDC 75 V
Maximum Average Forward Current at TA=25OC IF(AV) 150 mA
Peak Forward Surge Current, 1.0us IFSM 4 A
Power Dissipation Derate Above 25OC P TOT 500 mW
Maximum Forward Voltage VF
0.72 / 0.005A
1.0 / 0.1A V
Maximum DC Reverse Current at Rated DC Blocking Voltage TJ=25OC IR2.5@75V μA
Junction Capacitance( Note1) CJ4.0 pF
Maximum Reverse Recovery (Note2) trr 4.0 ns
Typical Thermal Resistance RθJA 450 OC / W
Operating and Storage Temperature Range TJ,TSTG -55 to +150 OC
FEATURES
• Fast switching Speed
• Electrically ldentical to Standerd JEDEC
• High Conductance
• Surface Mount Package ldeally Suited for Automatic lnsertion
• Lead free in comply with EU RoHS 2002/95/EC directives.
• Green molding compound as per IEC61249 Std. . (Halogen Free)
MECHANICAL DATA
• Case: SOD-123 plastic case.
• Terminals : Solderable per MIL-STD-750,Method 2026
• Standard packaging: 8mm tape
• Weight: approximately 0.0004 ounces, 0.01grams
• Marking Code: A3
0.154(3.90)
0.141(3.60)
0.110(2.80)
0.098(2.50)
0.028(0.70)
0.019(0.50)
0.008(0.20)MAX.
0.005(0.12)MAX. 0.016(0.40)MIN.
0.053(1.35)
0.037(0.95)
0.071(1.80)
0.055(1.40)
Unit inch(mm)：
SOD-123
1N4448W
PAGE . 2
REV.0.1-FEB.5.2009
STAD-MAR.29.2010
FIG. 1-TYPICAL FORWARD CHARACTERISTIC FIG. 2-TYPICAL REVERSE CHARACTERISTICS
FIG. 3 POWER DERATING CURVE
0.2
0.1
1
10
100
1000
0.4 0.6 0.8 1.0 11..24
0
10
1.0
0.1
0.01
0.001
20 40 60 80 100
0
200
300
400
500
100
50 100 150 200
FORWARD CURRENT , mA
FORWARD VOLTAGE , Volts
REVERSE CURRENT ,uA
T =125 C
J
O
T=75C
J
O
T=25C
J
O
P POWER DISSIPATION (mW)
D
,
AMBIENT TEMPERATURE( C)
O
FORWARD VOLTAGE , Volts
1N4448W
PAGE . 3
MOUNTING PAD LAYOUT
• Packing information
T/R - 10K per 13" plastic Reel
T/R - 3K per 7" plastic Reel
ORDER INFORMATION
LEGAL STATEMENT
Copyright PanJit International, Inc 2012
The information presented in this document is believed to be accurate and reliable. The specifications and information herein
are subject to change without notice. Pan Jit makes no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose. Pan Jit products are not authorized for use in life support devices or systems. Pan Jit
does not convey any license under its patent rights or rights of others.
REV.0.1-FEB.5.2009
STAD-MAR.29.2010
SOD-123
0.167
(4.25)
0.091
(2.31)
0.038
(0.97)
0.048
(1.22)
Unit inch(mm)：
1N4448W
PAGE . 4
For example :
RB500V-40_R2_00001
Part No. Serial number
Version code means HF
Packing size code means 13"
Packing type means T/R
Packing C od e XX Ver sion Code XXXXX
Packing
type 1
st
Code Packing
size cod e 2
nd
Code HF or RoHS 1
st
Code 2
nd
~5
th
Code
T/B AN/A 0HF 0 s e r ial nu m b er
T/R R7" 1RoHS 1 s e r ial nu m b er
B/P B13" 2
T/P T26mm X
TRR S52mm Y
TRL LPBCU U
FORMING FPBCD D
Part No_pa cking code _Version
1N4448W_R1_00001
1N4448W_R2_00001
1N4448W
REV.0.1-FEB.5.2009
STAD-MAR.29.2010
