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1N4148W, 1N4448W
SURFACE MOUNT SWITCHING DIODES
VOLTAGE 100 Volts
POWER 410 - 500 mW
FEATURES
• Fast switching Speed
• Electrically Identical to Standard JEDEC
• High Conductance
• Surface Mount Package Ideally Suited for Automatic Insertion
• Flat package SOD-123 in stead mini-MELF package.
MECHANICAL DATA
Case: SOD-123, Plastic
Terminals: Solderable per MIL-STD-202, Method 208
Approx. Weight:0.01 gram
SOD-123
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Reverse Voltage
PARAMETER
SYMBOL
VR
Peak Reverse Voltage
VRM
Maximum RMS Voltage
VRMS
Maximum DC Blocking Voltage
VDC
Maximum Average Forward Current at Ta=25OC
Peak Forward Surge Current, 8.3ms single half sine-wave
superimposed on rated load (JEDEC method)
Power Dissipation Derate Above 25OC
Maximum Forward Voltage
@I F=10 mA
@I F=5 mA
Maximum DC Reverse Current at Rated DC Blocking Voltage
TJ= 25OC
Typical Junction Capacitance( Notes1)
IAV
IFSM
PTOT
VF
IR
CJ
Maximum Reverse Recovery (Notes2)
TRR
Maximum Thermal Resistance
RθJA
Storage Temperature Range
TJ
1N4148W
75
1N4448W
75
100 100
50 50
75 75
150 150
2.0 4.0
410 500
1.0 1.0
- 0.72
2.5 2.5
4.0 4.0
4.0 4.0
450 450
-55 TO +125
NOTE:
1. CJ at VR=0, f=1MHZ
2.From IF=10mA to IR=1mA, VR=6Volts, RL=100
UNITS
V
V
V
V
mA
A
mW
V
µA
pF
ns
OC / W
OC
Part Number: 1N4148W, 1N4448W
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RATING and CHARACTERISTIC CURVES
100
10
1.0
0.1
0.2
0.4 0.6
0.8
FORWARD VOLTAGE, Volts
1.0
FORWARD VOLTAGE
1.2
10
1.0
0.1
0.01
0.001
0
TA=150OC
TA=125OC
TA=85OC
TA=55OC
TA=25OC
10 20 30 40
REVERSE VOLTAGE, Volts
LEAKAGE CURRENT
50
6.0
4.5
3.5
1.5
0
02 4 6
REVERSE VOLTAGE, Volts
TYPICAL CAPATICANCE
8
60 W
VRF=2V
2nF
5k W
Vo
RECTIFICATION EFFCIENCY MEASUREMENT CIRCUIT
Part Number: 1N4148W, 1N4448W
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OUTLINE DRAWING
SOD-123
.154 (3.90)
.141 (3.60)
.110 (2.80)
.098 (2.50)
.005 (.12) MAX.
.016 (.40) MIN.
Dimensions in inches and (millimeters)
Suggested Mounting Pad Layout
3.7
1.2 2.5
4.9
Dimensions in (millimeters)
© Copyright PanjIt International Inc. 2001
All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner.
The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may changed without notice. No liability
will be accepted by the publisher for any consequence of its use.
Publication thereof does not convey nor imply any license under patent or other industrial or intellectual property rights.
PanJit Internatioal Inc.
TEL:886-7-6213121 Fax:886-7-6213129 Internet: http://www.panjit.com.tw email: sales@panjit.com.tw
Part Number: 1N4148W, 1N4448W
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