BAS21TMQ
Document number: DS37017 Rev. 2 - 2
1 of 4
www.diodes.com
March 2018
© Diodes Incorporated
BAS21TMQ
ADVANCE INFO R MA T I O N
SURFACE MOUNT HIGH VOLTAGE SWITCHING DIODE ARRAY
Features
Fast Switching Speed: max. 50ns
Continuous Reverse Voltage: max. 200V
Repetitive Peak Reverse Voltage: max. 250V
Repetitive Peak Forward Current: max. 1A
Small Surface Mount Package
For General Purpose Switching Applications
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: 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 Alloy
Leadframe (Lead Free Plating). Solderable per MIL-STD-202,
Method 208
Orientation: See Diagram
Weight: 0.009 grams (Approximate)
Ordering Information (Notes 5)
Compliance
Case
Packaging
Automotive
SOT26
10,000/Tape & Reel
Notes: 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 http://www.diodes.com/products/packages.html.
Marking Information
Date Code Key
Year
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
Code
B
C
D
E
F
G
H
J
K
L
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
SOT26
Top View
Internal Schematic
XJJ = Product Type Marking Code
YM = Date Code Marking
Y =Year (ex: F = 2018)
M = Month (ex: 9 = September)
XJJ
YM
BAS21TMQ
Document number: DS37017 Rev. 2 - 2
2 of 4
www.diodes.com
March 2018
© Diodes Incorporated
BAS21TMQ
ADVANCE INFO R MA T I O N
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Value
Unit
Non-Repetitive Peak Reverse Voltage
VRM
250
V
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
250
V
RMS Reverse Voltage
VR(RMS)
177
V
Forward Continuous Current (Note 6)
IFM
200
mA
Average Rectified Output Current (Note 6)
IO
250
mA
Non-Repetitive Peak Forward Surge Current @ t = 10µs
@ t = 100µs
@ t = 10ms
IFSM
10
6
2
A
Thermal Characteristics
Characteristic
Symbol
Value
Unit
Power Dissipation (Note 6)
PD
300
mW
Thermal Resistance Junction to Ambient Air (Note 6)
RJA
417
°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 Condition
Reverse Breakdown Voltage (Note 7)
V(BR)R
250
V
IR = 100µA
Forward Voltage
VF

1.0
1.25
V
IF = 100mA
IF = 200mA
Reverse Current (Note 7)
IR
100
100
nA
µA
VR = 200V
VR = 200V, TJ = +150°C
Total Capacitance
CT
5
pF
VR = 0, f = 1.0MHz
Reverse Recovery Time
trr
50
ns
IF = IR = 30mA,
Irr = 0.1 x IR, RL = 100
Note: 6. Part mounted on FR-4 substrate, 2oz Cu pad board with recommended pad layout, which can be found on our website at
http://www.diodes.com/package-outlines.html.
7. Short duration pulse test used to minimize self-heating effect.
BAS21TMQ
Document number: DS37017 Rev. 2 - 2
3 of 4
www.diodes.com
March 2018
© Diodes Incorporated
BAS21TMQ
ADVANCE INFO R MA T I O N
0125 175
300
100
200
0
T , AMBIENT TEMPERATURE ( C)
A
Fig. 1 Power Derating Curve, Total Package
P , POWER DISSIPATION (mW)
D
25 10050 75 150
50
150
250 Note 6
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics, Per Element
F
0.1
1
10
100
1,000
I , INSTANTANEOUS FORWARD CURRENT (mA)
F
050 100 150 200 250
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics, Per Element
R
0.1
1
10
100
1,000
10,000
100,000
I , INSTANTANEOUS REVERSE CURRENT (nA)
R
T = - ºC
A55
T = 25ºC
A
T = 5ºC
A8
T = 125ºC
A
T = 150ºC
A
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
110 100
V , DC REVERSE VOLTAGE (V)
Fig. 4 Total Capacitance vs. Reverse Voltage, Per Element
R
C , TOTAL CAPACITANCE (pF)
T
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
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
-
-
a1
-
-
All Dimensions in mm
a1
D
e
E1 E
b
A2 A1
Seating Plane
L
c
a
e1
A3
BAS21TMQ
Document number: DS37017 Rev. 2 - 2
4 of 4
www.diodes.com
March 2018
© Diodes Incorporated
BAS21TMQ
ADVANCE INFO R MA T I O N
Suggested Pad Layout
Please see http://www.diodes.com/package-outlines.html for the latest version.
C1
Y1 G
X
Y
C
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 © 2018, Diodes Incorporated
www.diodes.com
Dimensions
Value (in mm)
C
2.40
C1
0.95
G
1.60
X
0.55
Y
0.80
Y1
3.20