
DDTC (R1 = R2 SERIES) KA
NPN PRE-BIASED SMALL SIGNAL SURFACE MOUNT TRANSISTOR
Features
• Epitaxial Planar Die Construction
• Complementary PNP Types Available (DDTA)
• Built-In Biasing Resistors, R1 = R2
• Lead Free/RoHS Compliant (Note 2)
• "Green" Device, Note 3 and 4
Mechanical Data
• Case: SC-59
• Case Material: Molded Plastic, "Green" Molding
Compound, Note 4. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020C
• Terminals: Solderable per MIL-STD-202, Method 208
• Lead Free Plating (Matte Tin Finish annealed over
Copper leadframe).
• Terminal Connections: See Diagram
• Marking Information: See Table Below & Page 4)
• Ordering Information: See Page 4
• Weight: 0.008 grams (approximate)
P/N R1, R2 (NOM) Type Code
DDTC123EKA
DDTC143EKA
DDTC114EKA
DDTC124EKA
DDTC144EKA
DDTC115EKA
2.2KΩ
4.7KΩ
10KΩ
22KΩ
47KΩ
100KΩ
N04
N08
N13
N17
N20
N24
SC-59
A
M
JL
D
Dim Min Max
A 0.35 0.50
B 1.50 1.70
C 2.70 3.00
D 0.95
G 1.90
H 2.90 3.10
J 0.013 0.10
K 1.00 1.30
L 0.35 0.55
M 0.10 0.20
α 0° 8°
All Dimensions in mm
C
B
DS30337 Rev. 8 - 2
1 of 4
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DDTC (R1 = R2 SERIES) KA
© Diodes Incorporated
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) DDTC123EKA
DDTC143EKA
DDTC114EKA
DDTC124EKA
DDTC144EKA
DDTC115EKA
VIN
-10 to +12
-10 to +30
-10 to +40
-10 to +40
-10 to +40
-10 to +40
V
Output Current DDTC123EKA
DDTC143EKA
DDTC114EKA
DDTC124EKA
DDTC144EKA
DDTC115EKA
IO
100
100
50
30
100
20
mA
Output Current All IC (Max) 100 mA
Power Dissipation Pd200 mW
Thermal Resistance, Junction to Ambient Air (Note 1) RθJA 625 °C/W
Operating and Storage Temperature Range Tj, TSTG -55 to +150 °C
Notes: 1. Mounted on FR4 PC Board with recommended pad layout at http://www.diodes.com/datasheets/ap02001.pdf.
2. No purposefully added lead.
3. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
4. Product manufactured with Date Code 0627 (week 27, 2006) and newer are built with Green Molding Compound. Product manufactured prior to
Date Code 0627 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
R1
OUT
B
C
E
R2
3
21
IN GND(0)
1 3
2
GND (0)
CB
IN OUT
E
H
K
G
Schematic and Pin Configuration Equivalent Inverter Circuit