ZLLS2000Q
40V HIGH CURRENT LOW LEAKAGE SCHOTTKY DIODE
Product Summary
V
RRM
(V)
40
I
O
(A)
2
V
F
Max (V)
@ +25°
C
0.54
I
R
Max (µA)
@ 30V +25°
C
40
Features and Benefits
Low Equivalent On Resistance
Extremely Low Leakage
Low V
F
, Fast Switching Schottky
Package Thermally Rated to +150°
C
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
PPAP Capable (Note 4)
Description and Applications
A surface mount Schottky Barrier Diode featuring low forward voltage
drop suitable for high frequency rectification and reverse voltage
protection.
DC-DC Converters
Strobes
Mobile Phones
Charging Circuits
Motor Control
Mechanical Data
Case: SOT26
Case Material: Molded Plastic, “Green” Molding Compound;
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Matte Tin Finish Annealed over Copper Leadframe;
(Lead-Free Plating) Solderable per MIL-STD-202, Method 208
Weight: 0.016 grams (Approximate)
SOT26
C
C
A
Top View
Device Symbol
Top View
Pin Out
C
C
A
Ordering Information
(Note 5)
Part Number
ZLLS2000QTA
ZLLS2000QTC
Notes:
Package
SOT26
SOT26
Shipping
3,000/Tape & Reel
10,000/Tape & Reel
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant.
2. See https://www.diodes.com/quality/lead-free/ 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. Automotive products are AEC-Q101 qualified and are PPAP capable. Refer to https://www.diodes.com/quality/.
5. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes-packaging/.
Marking Information
LL20 = Product Type Marking Code
YM = Date Code Marking
Y or Y = Year (ex: G = 2019)
M or M = Month (ex: 9 = September)
Date Code Key
Year
2016
Code
D
Month
Code
Jan
1
2017
E
Feb
2
2018
F
Mar
3
2019
G
Apr
4
2020
H
May
5
2021
I
Jun
6
2022
J
Jul
7
Aug
8
2023
K
Sep
9
2024
L
Oct
O
2025
M
Nov
N
2026
N
Dec
D
May 2019
ZLLS2000Q
Document number: DS41559 Rev. 1 - 2
1 of 5
www.diodes.com
© Diodes Incorporated
ZLLS2000Q
Maximum Ratings
(@T
A
= +25° unless otherwise specified.)
C,
Characteristic
Continuous Reverse Voltage
Forward Current
Peak Repetitive Forward Current
Rectangular Pulse Duty Cycle
Non Repetitive Forward Current
Symbol
V
RRM
I
F
I
FPK
t ≤ 10ms
I
FSM
Value
40
2.2
3.55
12
Unit
V
A
A
A
Thermal Characteristics
Characteristic
Power Dissipation @T
A
= +25°
C
Single Die Continuous
Single Die Measured at t < 5s
Junction to Ambient (Note 6)
Junction to Ambient (Note 7)
Storage Temperature Range
Junction Temperature
Notes:
Symbol
P
D
R
θJA
R
θJA
T
STG
T
J
Value
1.1
1.71
113
73
-55 to +150
+150
Unit
W
W
°
C/W
°
C/W
°
C
°
C
6. For a device surface mounted on 25mm
25mm FR-4 PCB with high coverage of single sided 1oz copper, in still air conditions.
7. For a device mounted on FR-B PCB measured at t < 5s.
Thermal Resistance ( C/W)
120
T
A
=25 C
O
Max Power Dissipation (W)
1k
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
20
40
60
80
100 120 140 160
o
O
100
80
60
40
20
Rectangular Pulse
D=0.5
D=0.2
Single Pulse
D=0.05
D=0.1
100μ
100μ
1m
10m 100m
1
10
100
Pulse Width (s)
Temperature ( C)
Transient Thermal Impedance
Derating Curve
Electrical Characteristics
Characteristic
Reverse Breakdown Voltage
(@T
A
= +25° unless otherwise specified.)
C,
Symbol
V
(BR)R
Min
40
—
—
—
—
—
—
—
—
—
—
—
—
—
Typ
—
285
305
335
365
403
433
461
509
450
10
0.6
65
6
Max
—
—
—
—
390
430
490
540
600
—
40
—
—
—
Unit
V
Test Condition
I
R
= 1mA
I
F
= 50mA
I
F
= 100mA
I
F
= 250mA
I
F
= 500mA
I
F
= 1A
I
F
= 1.5A
I
F
= 2A
I
F
= 3A
I
F
= 2A, T
A
= +100°
C
V
R
= 30V
V
R
= 30V, T
A
= +85°
C
f = 1MHz, V
R
= 30V
I
F
= 0.5A, I
R
= 1.0A, I
RR
= 0.25A
Forward Voltage (Note 8)
V
F
mV
Reverse Current
Diode Capacitance
Reverse Recovery Time
Note:
I
R
C
D
t
RR
μA
mA
pF
ns
8. Measured under pulsed conditions. Pulse width = 300μs. Duty cycle < 2%.
ZLLS2000Q
Document number: DS41559 Rev. 1 - 2
2 of 5
www.diodes.com
May 2019
© Diodes Incorporated
ZLLS2000Q
10
100m
10m
1m
+150
o
C
100μ
100μ
o
10μ
+85 C
10μ
1μ
1μ
o
+25 C
100n
10n
o
-15 C
1n
100p
o
-55 C
10p
0
10
1
100m
10m
1m
100μ
100μ
10μ
10μ
1μ
1μ
150 C
o
85 C
o
25 C
o
-55 C
o
100n
0.0
0.2
0.4
0.6
I
R
- Reverse Current (A)
I
F
- Forward Current (A)
20
30
40
V
F
- Forward Voltage (V)
V
R
- Reverse Voltage (V)
I
F
v V
F
160
I
R
v V
R
P
F(AV)
- Average Power
1.0
o
T
J
- Initial Junction
Temperature ( C)
140
120
100
80
60
40
R
TH
=113 C/W
Rectangular Pulse
o
T
J
=150 C
Rectangular Pulse
Dissipation (W)
D=1
D = 0.5
D = 0.2
D = 0.1
D = 0.05
0.8
0.6
0.4
0.2
0.0
0.01
D=1
D = 0.5
D = 0.2
D = 0.1
D = 0.05
o
20
0.01
0.1
1
10
0.1
1
10
I
F(PK)
- Peak Forward Current (A)
I
F(PK)
- Peak Forward Current (A)
T
J
v I
F(PK)
T
A
- Max Ambient Temperature ( C)
160
140
120
100
80
60
40
20
1
T
J
=150 C
Rth(j-a) = 10 C/W
o
Rth(j-a) = 50 C/W
o
Rth(j-a) = 113 C/W
o
Rth(j-a) = 200 C/W
o
Rth(j-a) = 300 C/W
o
o
P
F(AV)
v I
F(PK)
C
D
- Diode Capacitance (pF)
400
350
300
250
200
150
100
50
0
100m
1
10
f = 1MHz
o
10
V
R
- Continuous Reverse Voltage (V)
V
R
- Reverse Voltage (V)
T
A
v V
R
C
D
v V
R
ZLLS2000Q
Document number: DS41559 Rev. 1 - 2
3 of 5
www.diodes.com
May 2019
© Diodes Incorporated
ZLLS2000Q
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOT26
D
E1
E
b
e1
a1
A3
A2
A1
Seating Plane
SOT26
Dim Min Max
Typ
A1
0.013 0.10
0.05
A2
1.00 1.30
1.10
A3
0.70 0.80
0.75
b
0.35 0.50
0.38
c
0.10 0.20
0.15
D
2.90 3.10
3.00
e
-
-
0.95
e1
-
-
1.90
E
2.70 3.00
2.80
E1
1.50 1.70
1.60
L
0.35 0.55
0.40
a
-
-
8°
a1
-
-
7°
All Dimensions in mm
L
a
e
c
Suggested Pad Layout
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOT26
C1
Y1
G
C
Dimensions Value (in mm)
C
2.40
C1
0.95
G
1.60
X
0.55
Y
0.80
Y1
3.20
Y
X
ZLLS2000Q
Document number: DS41559 Rev. 1 - 2
4 of 5
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May 2019
© Diodes Incorporated
ZLLS2000Q
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.
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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 © 2019, Diodes Incorporated
www.diodes.com
ZLLS2000Q
Document number: DS41559 Rev. 1 - 2
5 of 5
www.diodes.com
May 2019
© Diodes Incorporated
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