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LS4148 产品手册 - Continental Device
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LS4148数据手册
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LS4148/LS4448
Document Number 85561
Rev. 1.8, 04-May-07
Vishay Semiconductors
www.vishay.com
1
9612009
Small Signal Fast Switching Diodes
Features
• Silicon Epitaxial Planar Diodes
• Electrical data identical with the devices
1N4148 and 1N4448 respectively
• Quadro Melf package
• Lead (Pb)-free component
• Component in accordance to RoHS 2002/95/EC
and WEEE 2002/96/EC
Applications
• Extremely fast switches
Mechanical Data
Case: QuadroMELF Glass case (SOD80)
Weight: approx. 34 mg
Cathode Band Color: Black
Packaging Codes/Options:
GS18/10 k per 13" reel (8 mm tape), 10 k/box
GS08/2.5 k per 7" reel (8 mm tape), 12.5 k/box
Parts Table
Absolute Maximum Ratings
T
amb
= 25 °C, unless otherwise specified
Thermal Characteristics
T
amb
= 25 °C, unless otherwise specified
Part Type differentiation Ordering code Type Marking Remarks
LS4148
V
F
= max. 1000 mV at I
F
= 50 mA
LS4148-GS18 or LS4148-GS08 - Tape and Reel
LS4448
V
F
= max. 1000 mV at I
F
= 100 mA
LS4448-GS18 or LS4448-GS08 - Tape and Reel
Parameter Test condition Symbol Value Unit
Repetitive peak reverse voltage
V
RRM
100 V
Reverse voltage
V
R
75 V
Peak forward surge current
t
p
= 1 µs I
FSM
2A
Repetitive peak forward current
I
FRM
500 mA
Forward continuous current
I
F
300 mA
Average forward current
V
R
= 0 I
FAV
150 mA
Power dissipation
P
tot
500 mW
Parameter Test condition Symbol Value Unit
Thermal resistance junction to
ambient air
on PC board
50 mm x 50 mm x 1.6mm
R
thJA
500 K/W
Junction temperature
T
j
175 °C
Storage temperature range
T
stg
- 65 to + 175 °C
e2
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