2DA1774Q/R/S
Document number: DS30253 Rev. 9 - 2 1 of 4
www.diodes.com November 2010
© Diodes Incorporated
2DA1774Q/R/S
PNP SMALL SIGNAL SURFACE MOUNT TRANSISTOR
Features
• Epitaxial Planar Die Construction
• Complementary NPN Type Available (2DC4617Q,R,S)
• Lead Free/RoHS Compliant (Note 1)
• "Green" Device (Notes 2 & 3)
Mechanical Data
• Case: SOT-523
• Case Material: Molded Plastic, “Green” Molding Compound,
Note 5. UL Flammability Classification Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Terminal Connections: See Diagram
• Lead Free Plating (Matte Tin annealed over Alloy 42 leadframe).
• Weight: 0.002 grams (approximate)
Ordering Information (Note 4)
Part Number Case Packaging
2DA1774Q-7-F SOT-523 3000/Tape & Reel
2DA1774R-7-F SOT-523 3000/Tape & Reel
2DA1774S-7-F SOT-523 3000/Tape & Reel
Notes: 2. No purposefully added lead.
2. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com.
3. Product manufactured with Date Code UO (week 40, 2007) and newer are built with Green Molding Compound. Product manufactured prior to Date
Code UO are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
4. For packaging details, go to our website at http://www.diodes.com.
Marking Information
Date Code Key
Year 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015
Code N P R S T U V W X Y Z A B C
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 Pin-Out Configuration
C
E
B
xx = Product Type Marking Code:
2DA1774Q = 8A
2DA1774R = 8B
2DA1774S = 8C
YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
xx
Y
M
2DA1774Q/R/S
Document number: DS30253 Rev. 9 - 2 2 of 4
www.diodes.com November 2010
© Diodes Incorporated
2DA1774Q/R/S
Maximum Ratings @TA = 25°C unless otherwise specified
Characteristic Symbol Value Unit
Collector-Base Voltage VCBO -60 V
Collector-Emitter Voltage VCEO -50 V
Emitter-Base Voltage VEBO -6.0 V
Collector Current - Continuous (Note 5) IC 150 mA
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 5) TA = 25°C PD 150 mW
Thermal Resistance, Junction to Ambient (Note 5) R
θ
JA 833 °C/W
Operating and Storage Temperature Range TJ, TSTG -55 to +150 °C
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic Symbol Min Max Unit Test Condition
OFF CHARACTERISTICS (Note 6)
Collector-Base Breakdown Voltage V
(
BR
)
CBO -60 ⎯ V IC = -50μA, IE = 0
Collector-Emitter Breakdown Voltage V
(
BR
)
CEO -50 ⎯ V IC = -1.0mA, IB = 0
Emitter-Base Breakdown Voltage V
(
BR
)
EBO -6.0 ⎯ V IE = -50μA, IC = 0
Collector Cutoff Current ICBO ⎯ -100 nA VCB = -60V
Emitter Cutoff Current IEBO ⎯ -100 nA VEB = -6.0V
ON CHARACTERISTICS (Note 6)
DC Current Gain 2DA1774Q
2DA1774R
2DA1774S
hFE 120
180
270
270
390
560 ⎯ VCE = -6.0V, IC = -1.0mA
Collector-Emitter Saturation Voltage VCE
(
SAT
)
⎯ -0.5 V IC = -50mA, IB = -5.0mA
SMALL SIGNAL CHARACTERISTICS
Output Capacitance Cobo 4.0 Typ. 5.0 pF VCB = -12V, f = 1.0MHz, IE = 0
Current Gain-Bandwidth Product fT 140 Typ. ⎯ MHz VCE = -12V, IC = -2.0mA,
f = 30MHz
Notes: 5. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com.
6. Short duration pulse test used to minimize self-heating effect.
0100200
250
200
150
50
100
0
T , AMBIENT TEMPERA TURE ( C)
Fig. 1 Power Dissipation
vs . Ambient Temp erature (Not e 1)
A
°
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N (mW)
D
R°C/W
θ
JA
= 833
1
0.1 10 100 1,000
V,
C
O
LLE
C
T
O
R
-EMI
T
T
E
R
SATURATION VOLTAGE (V)
CE(SAT)
I , COLLECTOR CURRENT (mA)
Fig. 2 Typical Collector-Emitter Saturation Voltage
vs. Collector Current
C
T = 25°C
A
T = -50°C
A
T = 150°C
A
0
0.1
0.2
0.3
0.4
0.5
I
I
C
B
= 10
2DA1774Q/R/S
Document number: DS30253 Rev. 9 - 2 3 of 4
www.diodes.com November 2010
© Diodes Incorporated
2DA1774Q/R/S
10
100
1,000
110 100
f,
G
AIN-BANDWID
T
H
P
R
O
D
U
C
T
(M
H
z)
t
I , COLLECTOR CURRENT (mA)
Fig. 3 Typical Gain-Bandwidth Product vs. Collector Current
C
V = 5V
CE
Package Outline Dimensions
Suggested Pad Layout
SOT-523
Dim Min Max Typ
A 0.15 0.30 0.22
B 0.75 0.85 0.80
C 1.45 1.75 1.60
D ⎯ ⎯ 0.50
G 0.90 1.10 1.00
H 1.50 1.70 1.60
J 0.00 0.10 0.05
K 0.60 0.80 0.75
L 0.10 0.30 0.22
M 0.10 0.20 0.12
N 0.45 0.65 0.50
α 0° 8° ⎯
All Dimensions in mm
Dimensions Value (in mm)
Z 1.8
X 0.4
Y 0.51
C 1.3
E 0.7
A
M
JL
D
BC
H
K
G
N
XE
Y
C
Z
2DA1774Q/R/S
Document number: DS30253 Rev. 9 - 2 4 of 4
www.diodes.com November 2010
© Diodes Incorporated
2DA1774Q/R/S
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 p roducts for any unintended or una uthorized 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.
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noted herein may also be covered by one or more United States, international or foreign trademarks.
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 pro ducts and an y
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.
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