DDTB (LO-R1) C
DS30403 Rev. 6 - 2
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DDTB (LO-R1) C
© Diodes Incorporated
PNP PRE-BIASED 500 mA SURFACE MOUNT TRANSISTOR
Features
Epitaxial Planar Die Construction
Complementary NPN Types Available (DDTD)
Built-In Biasing Resistors
Lead, Halogen and Antimony Free, RoHS Compliant
"Green" Device (Notes 1 and 3)
Mechanical Data
Case: SOT-23
Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020D
Terminal Connections: See Diagram
Terminals: Solderable per MIL-STD-202, Method 208
Lead Free Plating (Matte Tin Finish annealed over Alloy
42 leadframe).
Marking Information: See Table Below & Page 3
Ordering Information: See Page 3
Weight: 0.008 grams (approximate)
P/N R1 (NOM) R2 (NOM) Type Code
DDTB122LC
DDTB142JC
DDTB122TC
DDTB142TC
0.22KΩ
0.47KΩ
0.22KΩ
0.47KΩ
10KΩ
10KΩ
OPEN
OPEN
P75
P76
P77
P78
SOT-23
A
E
JL
NEW P DUCRO T
Dim Min Max
A 0.37 0.51
B 1.20 1.40
C 2.30 2.50
D 0.89 1.03
E 0.45 0.60
G 1.78 2.05
H 2.80 3.00
J 0.013 0.10
K 0.903 1.10
L 0.45 0.61
M 0.085 0.180
α 0° 8°
All Dimensions in mm
BTOP VIEW C
Maximum Ratings @TA = 25°C unless otherwise specified
Characteristic Symbol Value Unit
Supply Voltage, (3) to (2) VCC -50 V
Input Voltage, (1) to (2) DDTB122LC
DDTB142JC VIN +5 to -6
+5 to -6 V
Input Voltage, (2) to (1) DDTB122TC
DDTB142TC VEBO (MAX) -5 V
Output Current All IC -500 mA
Power Dissipation (Note 2) PD 200 mW
Thermal Resistance, Junction to Ambient Air (Note 2) RθJA 625 °C/W
Operating and Storage Temperature Range TJ, TSTG -55 to +150 °C
Notes: 1. No purposefully added lead. Halogen and Antimony Free.
2. Mounted on FR4 PC Board with recommended pad layout at http://www.diodes.com/datasheets/ap02001.pdf.
3. Product manufactured with Data Code V9 (week 33, 2008) and newer are built with Green Molding Compound. Product manufactured prior to Date
Code V9 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
Schematic and Pin Diagram
R1
OUT
B
C
E
R2
3
21
IN GND(+)
M
H
G
D
K
DS30403 Rev. 6 - 2
2 of 3
www.diodes.com
DDTB (LO-R1) C
© Diodes Incorporated
Electrical Characteristics @TA = 25°C unless otherwise specified R1, R2 Types
Characteristic Symbol Min Typ Max Unit Test Condition
DDTB122LC
DDTB142JC Vl(off) -0.3
-0.3 V VCC = -5V, IO = -100μA
Input Voltage
DDTB122LC
DDTB142JC Vl(on) -2.0
-2.0 V VO = -0.3V, IO = -20mA
VO = -0.3V, IO = -20mA
Output Voltage VO(on) -0.3V V IO/Il = -50mA/-2.5mA
Input Current DDTB122LC
DDTB142JC Il -28
-13 mA VI = -5V
Output Current IO(off) -0.5 μA VCC = -50V, VI = 0V
DC Current Gain DDTB122LC
DDTB142JC Gl 56
56 VO = -5V, IO = -50mA
Gain-Bandwidth Product* fT 200 MHz VCE = -10V, IE = -5mA, f = 100MHz
NEW PRODUCT
* Transistor - For Reference Only
Electrical Characteristics @TA = 25°C unless otherwise specified R1- Only Types
Characteristic Symbol Min Typ Max Unit Test Condition
Collector-Base Breakdown Voltage BVCBO -50 V IC = -50μA
Collector-Emitter Breakdown Voltage BVCEO -40 V IC = -1mA
Emitter-Base Breakdown Voltage DDTB122TC
DDTB142TC BVEBO -5 V IE = -50μA
IE = -50μA
Collector Cutoff Current ICBO -0.5 μA VCB = -50V
Emitter Cutoff Current DDTB122TC
DDTB142TC IEBO
-0.5
-0.5 μA VEB = -4V
Collector-Emitter Saturation Voltage VCE(sat) -0.3 V IC = -50mA, IB = -2.5mA
DC Current Transfer Ratio DDTB122TC
DDTB142TC hFE 100
100
250
250
600
600 IC = -5mA, VCE = -5V
Gain-Bandwidth Product* fT 200 MHz VCE = -10V, IE = 5mA, f = 100MHz
* Transistor - For Reference Only
-50 050100
250
200
150
50
100
0
T , AMBIENT TEMPERATURE ( C)
Fig. 1 Power Derating Curve
A
°
150
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N
(mW)
d
DS30403 Rev. 6 - 2
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DDTB (LO-R1) C
© Diodes Incorporated
Ordering Information (Note 4)
Device Packaging Shipping
DDTB122LC-7-F SOT-23 3000/Tape & Reel
DDTB142JC-7-F SOT-23 3000/Tape & Reel
DDTB122TC-7-F SOT-23 3000/Tape & Reel
DDTB142TC-7-F SOT-23 3000/Tape & Reel
NEW PRODUCT
Notes: 4. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
XXX
YM
XXX = Product Type Marking Code, See Table on Page 1
YM = Date Code Marking
Y = Year ex: T = 2006
M = Month ex: 9 = September
Date Code Key
Year 2006 2007 2008 2009 2010 2011 2012
Code T U V W X Y Z
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
IMPORTANT NOTICE
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without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product
described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products 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 our website,
harmless against all damages.
LIFE SUPPORT
Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written
approval of the President of Diodes Incorporated.