MMBZ5245BWQ
Document number: DS40377 Rev. 1 - 2
1 of 4
www.diodes.com
November 2017
© Diodes Incorporated
MMBZ5245BWQ
200mW SURFACE MOUNT ZENER DIODE
Features
Small Surface Mount Package
Ideally Suited for Automated Assembly Processes
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)
Mechanical Data
Case: SOT323
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 Alloy 42 Leadframe
(Lead Free Plating). Solderable per MIL-STD-202, Method 208
Polarity: See Diagram
Weight: 0.006 grams (Approximate)
Ordering Information (Notes 4 & 5)
Part Number
Qualification
Packaging
Shipping
MMBZ5245BWQ-7-F
Automotive
SOT323
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. Automotive products are AEC-Q101 qualified and are PPAP capable. Refer to https://www.diodes.com/quality/product-compliance-definitions/
5. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes-packaging/.
Marking Information
Date Code Key
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
E
F
G
H
I
J
K
L
M
N
Month
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Code
1
2
3
4
5
6
7
8
9
O
N
D
Top View
Device Schematic
KH5 = Product Type Marking Code
(See Electrical Characteristics Table)
YM = Date Code Marking
Y = Year (ex: E = 2017)
M = Month (ex: 9 = September)
e3
MMBZ5245BWQ
Document number: DS40377 Rev. 1 - 2
2 of 4
www.diodes.com
November 2017
© Diodes Incorporated
MMBZ5245BWQ
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Value
Unit
Forward Voltage @ IF = 10mA
VF
0.9
V
Thermal Characteristics
Characteristic
Symbol
Value
Unit
Power Dissipation (Note 6)
PD
200
mW
Thermal Resistance, Junction to Ambient Air (Note 6)
RJA
625
C/W
Operating and Storage Temperature Range
TJ, TSTG
-65 to +150
C
Notes: 6. Mounted on FR-4 PC Board with recommended pad layout which can be found on our website at http://www.diodes.com/package-outlines.html.
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Type
Number
Zener Voltage Range (Note 7)
Test Current
Maximum Zener Impedance
(Note 8)
Maximum Reverse
Leakage Current (Note 7)
VZ @ IZT
IZT
ZZT @ IZT
ZZK @ IZK
= 0.25mA
IR
@ VR
Nom (V)
Min (V)
Max (V)
mA
A
V
MMBZ5245BWQ
15
14.25
15.75
8.5
16
600
0.1
11
Notes: 7. Short duration pulse test used to minimize self-heating effect.
8. f = 1KHz.
0
0.1
0.2
0.3
0.4
25050 75 100 125 150
P , POWER DISSIPATION (W)
D
T , AMBIENT TEMPERATURE ( C)
Fig. 1 Power Derating Curve
A°
Note 6
0.001
0.01
0.1
1
10
100
1000
10 11 12 13 14 15 16 17 18 19 20
IZ, ZENER CURRENT (mA)
VZ, ZENER VOLTAGE (V)
Fig.2 Typical Zener Breakdown Characteristics
MMBZ5245BWQ
Document number: DS40377 Rev. 1 - 2
3 of 4
www.diodes.com
November 2017
© Diodes Incorporated
MMBZ5245BWQ
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOT323
SOT323
Dim
Min
Max
Typ
A1
0.00
0.10
0.05
A2
0.90
1.00
0.95
b
0.25
0.40
0.30
c
0.10
0.18
0.11
D
1.80
2.20
2.15
E
2.00
2.20
2.10
E1
1.15
1.35
1.30
e
0.650 BSC
e1
1.20
1.40
1.30
F
0.375
0.475
0.425
L
0.25
0.40
0.30
a
0°
8°
--
All Dimensions in mm
Suggested Pad Layout
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOT323
Dimensions
Value
(in mm)
C
0.650
G
1.300
X
0.470
Y
0.600
Y1
2.500
a
E1E
Fe1
b
L
c
e
A2
A1
D
Y1 G
Y
X
C
MMBZ5245BWQ
Document number: DS40377 Rev. 1 - 2
4 of 4
www.diodes.com
November 2017
© Diodes Incorporated
MMBZ5245BWQ
IMPORTANT NOTICE
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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).
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website, harmless against all damages.
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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 © 2017, Diodes Incorporated
www.diodes.com