ZLLS350
Document Number: DS33225 Rev. 6 - 2
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ZLLS350
40V LOW LEAKAGE SCHOTTKY DIODE
Description
Packaged in the SOD523 package offering an ideal low VF /IR
performance combined with a low package height making the device
suitable for various converter, charger and LED driver circuits.
Features
Low VF
380mA continuous current rating
Low profile SOD523 package
Totally Lead-Free & Fully RoHS compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
Case: SOD523
Case Material: Molded Plastic, "Green" Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminal Connections: Cathode Band
Terminals: Finish - Matte Tin annealed over Alloy 42 leadframe.
Solderable per MIL-STD-202, Method 208
Weight: 0.001 grams (approximate)
Ordering Information (Note 4)
Part Number Case Packaging
ZLLS350TA SOD523 3000/Tape & Reel
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. For packaging details, go to our website at http://www.diodes.com/products/packages.html.
Marking Information
Top View Top View
Pin-Out
L3 = Product Type Marking Code
L3
SOD523
Cathode Anode
ZLLS350
Document Number: DS33225 Rev. 6 - 2
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ZLLS350
Maximum Ratings @TA = 25°C unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic Symbol Value Unit
DC Blocking Voltage VRM 40 V
Continuous Forward current IF380 mA
Average Peak Forward Current; duty cycle = 50% IFAV 650 mA
Non-Repetitive Forward Current @ t < 100µs
@ t < 10ms IFSM 6.0
1.3 A
Power Dissipation at TA = +25°C (Note 5) PD 357 mW
Power Dissipation at TA = +25°C (Note 6) PD 413 mW
Operating and storage temperature range TSTG -55 to +150 °C
Junction Temperature TJ +150 °C
Thermal Characteristics
Characteristic Symbol Value Unit
Thermal Resistance Junction to Ambient (Note 5) RθJA 350 °C/W
Thermal Resistance Junction to Ambient (Note 6) RθJA 303
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic Symbol Min Typ Max Unit Test Condition
Reverse Breakdown Voltage V
(
BR
)
R 40 53 — V
IR = 100 µA
Forward Voltage Drop (Note 7) VF
— 395 450
mV
IF = 30mA
— 430 520 IF = 50mA
— 490 635 IF = 100mA
— 650 1000 IF = 275mA
Leakage Current IR — 0.15 4 µA
VR = 30V
Total Capacitance CT— 2.5 6 —
f = 1MHz; VR = 30V
Reverse Recovery Time trr — 1 — nS
Switch from IF = 100mA to
IR = 100mA.
Measured at IR = 10mA
Notes: 5. For a single device surface mounted on 25mm x 25mm x 1.6mm FR4 PCB with high coverage of 1oz copper in still air conditions
6. As above measured @ t < 5 seconds
7. Measured under pulsed conditions. Pulse width ≤ 300µs; duty cycle ≤ 2%
ZLLS350
Document Number: DS33225 Rev. 6 - 2
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ZLLS350
Package Outline Dimensions
Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version.
0.1
0.01
1
0.001
0.0001
01.00.4 0.6 0.8
0.2
I, I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
WA
R
D
C
U
R
R
E
N
T
(A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Forward Characteristics
F
0.0001
0.001
0.01
0.1
1
10
100
1,000
0 5 10 15 20 25 30
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 2 Typical Reverse Characteristics
R
I, INS
T
AN
T
ANE
O
U
S
R
EVE
R
SE
C
U
R
R
EN
T
(µA)
R
0.01 0.1 1 10 100
V , DC REVERSE VOLTAGE (V)
Fig. 3 Total Capacitance vs. Reverse Voltage
R
0
5
10
15
C
,
T
O
T
AL
C
A
P
A
C
I
T
AN
C
E (p
F
)
T
0
0.1
0.2
0.3
0.4
0 20 40 60 80 100 120 140 160
T , AMBIENT TEMPERATURE (C)
Fig. 4 Power Dissipation vs. Ambient Temperature
A
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N (W)
D
SOD523
Dim Min Max
A 0.25 0.35
B 0.70 0.90
C 1.50 1.70
H 1.10 1.30
K 0.55 0.65
L 0.10 0.30
M 0.10 0.12
All Dimensions in mm
H
C
A
BK
M
L
ZLLS350
Document Number: DS33225 Rev. 6 - 2
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Suggested Pad Layout
Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version.
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.
This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the
final and determinative format released by Diodes Incorporated.
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 © 2013, Diodes Incorporated
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Dimensions Value (in mm)
G 0.80
X 0.60
X1 2.00
Y 0.70
X1
Y
X
G
