1N4448HLP
Document number: DS30590 Rev. 12 - 2 1 of 5
www.diodes.com March 2012
© Diodes Incorporated
1N4448HLP
SURFACE MOUNT FAST SWITCHING DIODE
Features
Fast Switching Speed
Ultra-Small Surface Mount Package
Low Reverse Leakage Current
Ideal for Battery Powered Portable Applications
Lead Free by Design/RoHS Compliant (Note 1)
Halogen and Antimony Free "Green" Device (Notes 2 & 3)
Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
Case: X1-DFN1006-2
Case Material: Molded Plastic, "Green" Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminal Connections: See Marking Information
Terminals: Finish - NiPdAu over Copper leadframe. Solderable
per MIL-STD-202, Method 208
Weight: 0.001 grams (approximate)
Ordering Information (Note 4)
Part Number Case Packaging
1N4448HLP-7 X1-DFN1006-2 3,000/Tape & Reel
1N4448HLP-7B X1-DFN1006-2 10,000/Tape & Reel
Notes: 1. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. No purposely added lead.
2. Halogen and Antimony free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
3. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com.
4. For packaging details, go to our website at http://www.diodes.com.
Marking Information
Bottom View
X1-DFN1006-2
T8 = Product Type Marking Code
1N4448HLP-7 1N4448HLP-7B
Top View
Bar Denotes
Cathode Side
Top View
Dot Denotes
Cathode Side
T8 T8
1N4448HLP
Document number: DS30590 Rev. 12 - 2 2 of 5
www.diodes.com March 2012
© Diodes Incorporated
1N4448HLP
Maximum Ratings @TA = 25°C unless otherwise specified
Characteristic Symbol Value Unit
Non-Repetitive Peak Reverse Voltage VRM 100 V
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR 80 V
RMS Reverse Voltage VR
(
RMS
)
57 V
Forward Continuous Current IFM 300 mA
Average Rectified Output Current IO 95 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0
μ
s
@ t = 1.0s IFSM 2.0
1.0 A
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 5) PD 250 mW
Thermal Resistance Junction to Ambient (Note 5) R
θ
JA 500 °C/W
Operating and Storage Temperature Range TJ , TSTG -65 to +150 °C
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic Symbol Min Max Unit Test Conditions
Reverse Breakdown Voltage (Note 6) V
(
BR
)
R 80 V IR = 100μA
Forward Voltage VF
0.62
0.72
0.855
1.0
1.25
V
IF = 5.0mA
IF = 10mA
IF = 100mA
IF = 150mA
Peak Reverse Current (Note 6) IR
100
50
30
25
nA
μA
μA
nA
VR = 80V
VR = 75V, TJ = 150°C
VR = 25V, TJ = 150°C
VR = 20V
Total Capacitance CT 3.0 pF
VR = 0.5V, f = 1.0MHz
Reverse Recovery Time trr 4.0 ns
IF = IR = 10mA,
Irr = 0.1 x IR, RL = 100Ω
Notes: 5. Part mounted on FR-4 PC board with recommended pad layout, which can be found on our website at http://www.diodes.com.
6. Short duration pulse test used to minimize self-heating effect.
1N4448HLP
Document number: DS30590 Rev. 12 - 2 3 of 5
www.diodes.com March 2012
© Diodes Incorporated
1N4448HLP
0
50
100
0 25 50 75 100 125 150
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N (mW)
D
T , AMBIENT TEMPERA TURE (°C)
Fig. 1 Power Derating Curve
A
150
200
250
300
0
I , INSTANTANEOUS FORWARD CURRENT (mA)
F
V , INSTANTANEOUS FORW ARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
0102030405060708090100
0.01
0.1
1
10
100
1,000
10,000
100,000
I, I
N
S
T
A
N
T
A
N
E
O
U
S
R
EVE
R
SE
C
U
R
R
E
N
T
(nA)
R
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics
R
T = -55°C
A
T = 0°C
A
T = 25°C
A
T = 50°C
A
T = 85°C
A
T = 100°C
A
T = 125°C
A
T = 150°C
A
0.01012345
0.1
1
10
100
1,000
10,000
100,000
V , INSTANT ANEOUS REVERSE VOLT AGE (V)
Fig. 4 Typical Reverse Characteristics - Low Bias
R
I , INS
T
AN
T
ANE
O
U
S
R
EVE
R
SE
C
U
R
R
EN
T
(nA)
R
T = -55°C
A
T = 0°C
A
T = 25°C
A
T = 50°C
A
T = 85°C
A
T = 100°C
A
T = 125°C
A
T = 150°C
A
0
0.1
0.2
0.3
0.4
0.5
110100
Fig. 5 Typical Total Capacitance vs. Reverse V oltage
V , DC REVERSE VOL TAGE (V)
R
C , TOTAL CAPACITANCE (pF)
T
f = 1MHz
0468210
I , FORWARD CURRENT (mA)
Fig. 6 Typical Reverse Recovery T ime vs. Forward Current
F
t,
R
EVE
R
SE
R
E
C
O
VE
R
Y
T
IME (nS)
rr
0
0.5
1.0
1.5
2.0
2.5
1N4448HLP
Document number: DS30590 Rev. 12 - 2 4 of 5
www.diodes.com March 2012
© Diodes Incorporated
1N4448HLP
Package Outline Dimensions
Suggested Pad Layout
X1-DFN1006-2
Dim Min Max Typ
A 0.47 0.53 0.50
A1 0 0.05 0.03
b 0.45 0.55 0.50
D 0.95 1.075 1.00
E 0.55 0.675 0.60
e - - 0.40
L 0.20 0.30 0.25
R 0.05 0.15 0.10
All Dimensions in mm
Dimensions Value (in mm)
Z 1.1
G 0.3
X 0.7
Y 0.4
C 0.7
L
Eb
R
e
D
A1
A
Z
X
C
G
Y
1N4448HLP
Document number: DS30590 Rev. 12 - 2 5 of 5
www.diodes.com March 2012
© Diodes Incorporated
1N4448HLP
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 p roducts for any unintended or una uthorized 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 p atents 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 pro ducts and an y
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