DDC144TH
NPN PRE-BIASED SMALL SIGNAL DUAL SURFACE MOUNT TRANSISTOR
Features
Epitaxial Planar Die Construction
Nominal 47kΩ Built-In Biasing Resistor
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free "Green" Device (Note 3)
Mechanical Data
Case: SOT563
Case Material: Molded Plastic, “Green” Molding Compound;
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Finish – Matte Tin Plated Leads, Solderable per
MIL-STD-202, Method 208
Weight: 0.015 grams (Approximate)
SOT563
6
5
R
1
R
1
4
1
2
3
Top View
Device Schematic
Ordering Information
(Notes 3 & 4)
Product
DDC144TH-7-F
Notes:
Compliance
Standard
Marking
N21
Reel size (inches)
7
Tape width (mm)
8
Quantity per reel
3,000
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
N21 = Product Type Marking Code
YM = Date Code Marking
Y = Year (ex: B = 2014)
M = Month (ex: 9 = September)
Date Code Key
Year
Code
Month
Code
2014
B
Jan
1
Feb
2
2015
C
Mar
3
2016
D
Apr
4
May
5
2017
E
Jun
6
2018
F
Jul
7
Aug
8
2019
G
Sep
9
2020
H
Oct
O
Nov
N
2021
I
Dec
D
DDC144TH
Document number: DS37170 Rev. 1 - 2
1 of 5
www.diodes.com
December 2014
© Diodes Incorporated
DDC144TH
Absolute Maximum Ratings
(@T
A
= +25°C, unless otherwise specified.)
Characteristic
Supply Voltage
Input Voltage
Output Current
Symbol
V
CC
V
IN
I
C(MAX)
Value
50
-10 to +40
100
Unit
V
V
mA
Thermal Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Characteristic
Power Dissipation (Notes 5 & 6)
Thermal Resistance, Junction to Ambient Air (Note 5)
Operating and Storage Temperature Range
Symbol
P
D
R
JA
T
J
, T
STG
Value
150
833
-55 to +150
Unit
mW
°C/W
°C
Electrical Characteristics
Characteristic
Collector-Base Breakdown Voltage
Collector-Emitter Breakdown Voltage
Emitter-Base Breakdown Voltage
Collector Cutoff Current
Emitter Cutoff Current
Collector-Emitter Saturation Voltage
DC Current Transfer Ratio
Input Resistor (R1)
Gain-Bandwidth Product (Note 7)
Notes:
(@T
A
= +25°C, unless otherwise specified.)
Symbol
BV
CBO
BV
CEO
BV
EBO
I
CBO
I
EBO
V
CE(sat)
h
FE
R
1
f
T
Min
50
50
5
100
32.9
Typ
250
47Ω
250
Max
0.5
0.5
0.3
600
61.1
Unit
V
V
V
μA
μA
V
kΩ
MHz
Test Condition
I
C
= 50μA
I
C
= 1mA
I
E
= 50μA
V
CB
= 50V
V
EB
= 4V
I
C
/I
B
= 1mA / 0.1mA
I
C
= 1mA, V
CE
= 5V
V
CE
= 10V, I
E
= -5mA, f = 100MHz
5. Mounted on FR4 PC Board with minimum recommended pad layout.
6. 200mW per element must not be exceeded.
7. Transistor - For Reference Only
DDC144TH
Document number: DS37170 Rev. 1 - 2
2 of 5
www.diodes.com
December 2014
© Diodes Incorporated
DDC144TH
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 © 2014, Diodes Incorporated
www.diodes.com
DDC144TH
Document number: DS37170 Rev. 1 - 2
5 of 5
www.diodes.com
December 2014
© Diodes Incorporated
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