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LL4448-7

Description
Rectifier Diode, 1 Element, 0.15A, 75V V(RRM), Silicon, ROHS COMPLIANT, PLASTIC, MINIMELF-2
CategoryDiscrete semiconductor    diode   
File Size91KB,3 Pages
ManufacturerDiodes Incorporated
Environmental Compliance
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LL4448-7 Overview

Rectifier Diode, 1 Element, 0.15A, 75V V(RRM), Silicon, ROHS COMPLIANT, PLASTIC, MINIMELF-2

LL4448-7 Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?conform to
MakerDiodes Incorporated
Parts packaging codeMELF
package instructionROHS COMPLIANT, PLASTIC, MINIMELF-2
Contacts2
Reach Compliance Codecompliant
ECCN codeEAR99
Shell connectionISOLATED
ConfigurationSINGLE
Diode component materialsSILICON
Diode typeRECTIFIER DIODE
Maximum forward voltage (VF)0.72 V
JESD-30 codeO-PELF-R2
JESD-609 codee2
Humidity sensitivity level1
Maximum non-repetitive peak forward current2 A
Number of components1
Number of terminals2
Maximum operating temperature175 °C
Minimum operating temperature-65 °C
Maximum output current0.15 A
Package body materialPLASTIC/EPOXY
Package shapeROUND
Package formLONG FORM
Peak Reflow Temperature (Celsius)260
Maximum power dissipation0.5 W
Certification statusNot Qualified
Maximum repetitive peak reverse voltage75 V
Maximum reverse recovery time0.004 µs
surface mountYES
Terminal surfaceTin/Silver (Sn/Ag)
Terminal formWRAP AROUND
Terminal locationEND
Maximum time at peak reflow temperature40

LL4448-7 Preview

NOT RECOMMENDED FOR NEW DESIGN
USE 1N4148W / 1N4448W
LL4148 / LL4448
FAST SWITCHING SURFACE MOUNT DIODE
Features and Benefits
Fast Switching Speed
Surface Mount Package Ideally Suited for Automatic Insertion
General Purpose Rectification
Silicon Epitaxial Planar Construction
Lead Free Finish, RoHS Compliant (Note 1)
Mechanical Data
Case: MiniMELF
Case Material: Glass: UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Finish - Sn97.5Ag2.5. Solderable per MIL-STD-202,
Method 208
Polarity: Cathode Band
Marking: Cathode Band Only
Weight: 0.05 grams (approximate)
Ordering Information
(Note 2)
Part Number
LL4148-13
LL4448-7
Notes:
Case
MiniMELF
MiniMELF
Packaging
10K/Tape & Reel, 13-inch
2.5K/Tape & Reel, 7-inch
1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2). All applicable RoHS exemptions applied.
2. For Packaging Details, go to our website at http://www.diodes.com.
Maximum Ratings
@T
A
= 25°C unless otherwise specified
Characteristic
Non-Repetitive Peak Reverse Voltage
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Forward Continuous Current (Note 3)
Average Rectified Output Current (Note 3)
Non-Repetitive Peak Forward Surge Current
@ t = 1.0s
@ t = 1.0μs
Symbol
V
RM
V
RRM
V
RWM
V
R
V
R(RMS)
I
FM
I
O
I
FSM
P
D
R
θJA
T
J
, T
STG
LL4148
100
75
53
300
150
1.0
2.0
500
1.68
300
-65 TO +175
500
LL4448
Unit
V
V
V
mA
mA
A
mW
mW/°C
K/W
°C
Power Dissipation (Note 3)
Derate above 25°C
Thermal Resistance, Junction to Ambient Air (Note 3)
Operating and Storage Temperature Range
Electrical Characteristics
@T
A
= 25°C unless otherwise specified
Characteristic
Forward Voltage
LL4148
LL4448
LL4448
Symbol
V
F
Min
-
0.62
-
-
-
-
-
-
-
Max
1.0
0.72
1.0
5.0
50
30
25
4.0
4.0
Unit
V
μA
μA
μA
nA
pF
ns
Test Condition
I
F
= 10mA
I
F
= 5.0mA
I
F
= 100mA
V
R
= 75V
V
R
= 75V, T
J
= 150°C
V
R
= 75V, T
J
= 150°C
V
R
= 75V
V
R
= 0, f = 1.0MHz
I
F
= 10mA, to I
R
= 1.0mA,
V
R
= 6.0V, R
L
= 100Ω
Maximum Peak Reverse Current (Note 4)
I
RM
C
J
t
rr
Capacitance
Reverse Recovery Time
Notes:
3. Valid provided that device terminals are kept at ambient Temperature.
4. Short duration pulse test used to minimize self-heating effect.
LL4148 / LL4448
Document number: DS12013 Rev. 10 - 3
1 of 3
www.diodes.com
May 2012
© Diodes Incorporated
NOT RECOMMENDED FOR NEW DESIGN
USE 1N4148W / 1N4448W
LL4148 / LL4448
I
F
, INSTANTANEOUS FORWARD CURRENT (mA)
1,000
10,000
I
R
, LEAKAGE CURRENT (nA)
100
1,000
10
100
1.0
10
0.1
0.01
0
1
2
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Typical Forward Characteristics
1
100
200
T
j
, JUNCTION TEMPERATURE (
°
C)
Fig. 2 Typical Leakage Current vs. Junction Temperature
0
Package Outline Dimensions
A
B
C
MiniMELF
Dim
Min
Max
A
3.30
3.70
B
1.30
1.60
C
0.28
0.50
All Dimensions in mm
LL4148 / LL4448
Document number: DS12013 Rev. 10 - 3
2 of 3
www.diodes.com
May 2012
© Diodes Incorporated
NOT RECOMMENDED FOR NEW DESIGN
USE 1N4148W / 1N4448W
LL4148 / LL4448
IMPORTANT NOTICE
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume
all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated
website, harmless against all damages.
Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.
Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and
hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or
indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.
Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings
noted herein may also be covered by one or more United States, international or foreign trademarks.
LIFE SUPPORT
Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:
A. Life support devices or systems are devices or systems which:
1. are intended to implant into the body, or
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
labeling can be reasonably expected to result in significant injury to the user.
B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.
Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any
use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its
representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.
Copyright © 2012, Diodes Incorporated
www.diodes.com
LL4148 / LL4448
Document number: DS12013 Rev. 10 - 3
3 of 3
www.diodes.com
May 2012
© Diodes Incorporated
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