DS30404 Rev. 2 - 2
1 of 3
DDTC (LO-R1) E
www.diodes.com
Diodes Incorporated
DDTC (LO-R1) E
NPN PRE-BIASED 100 mA SOT-523
SURFACE MOUNT TRANSISTOR
Epitaxial Planar Die Construction
Complementary PNP Types Available
(DDTA)
Built-In Biasing Resistors
Lead Free Device
Features
Maximum Ratings
@ T
A
= 25
C unless otherwise specified
A
M
J
L
D
B C
H
K
G
N
OUT
3
2
1
TOP VIEW
IN
GND
Mechanical Data
Case: SOT-523, Molded Plastic
Case material - UL Flammability Rating 94V-0
Moisture sensitivity: Level 1 per J-STD-020A
Terminals: Finish - Matte Tin (Note 1)
Solderable per MIL-STD-202, Method 208
Terminal Connections: See Diagram
Marking: Date Code and Marking Code
(See Diagrams & Page 2)
Weight: 0.002 grams (approx.)
Ordering Information (See Page 2)
(2) IN
R
1
R
2
GND (1)
OUT (3)
Characteristic
Symbol
Value
Unit
Supply Voltage, (3) to (1)
V
CC
50
V
Input Voltage, (2) to (1)
DDTC122LE
DDTC142JE
V
IN
-5 to +6
-5 to +6
V
Input Voltage, (1) to (2) DDTC122TE
DDTC142TE
V
EBO (MAX)
5
V
Output Current All
I
C
100
mA
Power Dissipation (Note 2)
P
d
150
mW
Thermal Resistance, Junction to Ambient Air (Note 2)
R
qJA
625
C/W
Operating and Storage and Temperature Range
T
j
, T
STG
-55 to +150
C
P/N
R1 (NOM) R2 (NOM)
MARKING
DDTC122LE
DDTC142JE
DDTC122TE
DDTC142TE
0.22K
W
0.47K
W
0.22K
W
0.47K
W
10K
W
10K
W
OPEN
OPEN
N81
N82
N83
N84
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
a
0
8
All Dimensions in mm
Note: 1. If lead-bearing terminal plating is required, please contact your Diodes Inc. sales representative for availability and minimum
order details.
2. Mounted on FR4 PC Board with recommended pad layout at http://www.diodes.com/datasheets/ap02001.pdf.
T
C
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P
W
E
N
SPICE MODELS: DDTC122LE DDTC142JE DDTC122TE DDTC142TE
DS30404 Rev. 2 - 2
2 of 3
DDTC (LO-R1) E
www.diodes.com
* Transistor - For Reference Only
Electrical Characteristics R1, R2 Types
@ T
A
= 25
C unless otherwise specified
Characteristic
Symbol
Min
Typ
Max
Unit
Test Condition
Input Voltage
DDTC122LE
DDTC142JE
V
l(off)
0.3
0.3
V
V
CC
= 5V, I
O
= 100
mA
DDTC122LE
DDTC142JE
V
l(on)
2.0
2.0
V
V
O
= 0.3V, I
O
= 20mA
V
O
= 0.3V, I
O
= 20mA
Output Voltage
V
O(on)
0.3V
V
I
O
/I
l
= 5mA/0.25mA
Input Current
DDTC122LE
DDTC142JE
I
l
28
13
mA
V
I
= 5V
Output Current
I
O(off)
0.5
mA
V
CC
= 50V, V
I
= 0V
DC Current Gain
DDTC122LE
DDTC142JE
G
l
56
56
V
O
= 5V, I
O
= 10mA
Gain-Bandwidth Product*
f
T
200
MHz
V
CE
= 10V, I
E
= 5mA,
f = 100MHz
Electrical Characteristics R1-Only
@ T
A
= 25
C unless otherwise specified
* Transistor - For Reference Only
Characteristic
Symbol
Min
Typ
Max
Unit
Test Condition
Collector-Base Breakdown Voltage
BV
CBO
50
V
I
C
= 50
mA
Collector-Emitter Breakdown Voltage
BV
CEO
40
V
I
C
= 1mA
Emitter-Base Breakdown Voltage DDTC122TE
DDTC142TE
BV
EBO
5
V
I
E
= 50
mA
I
E
= 50
mA
Collector Cutoff Current
I
CBO
0.5
mA
V
CB
= 50V
Emitter Cutoff Current
DDTC122TE
DDTC142TE
I
EBO
0.5
0.5
mA
V
EB
= 4V
Collector-Emitter Saturation Voltage
V
CE(sat)
0.3
V
I
C
= 5mA, I
B
= 0.25mA
DC Current Transfer Ratio
DDTC122TE
DDTC142TE
h
FE
100
100
250
250
600
600
I
C
= 1mA, V
CE
= 5V
Gain-Bandwidth Product*
f
T
200
MHz
V
CE
= 10V, I
E
= -5mA,
f = 100MHz
Ordering Information
Device
Packaging
Shipping
DDTC122LE-7
SOT-523
3000/Tape & Reel
DDTC142JE-7
SOT-523
3000/Tape & Reel
DDTC122TE-7
SOT-523
3000/Tape & Reel
DDTC142TE-7
SOT-523
3000/Tape & Reel
Marking Information
XXXYM
Date Code Key
Year
2002
2003
2004
2005
2006
2007
2008
2009
Code
N
P
R
S
T
U
V
W
Month
Jan
Feb
March
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Code
1
2
3
4
5
6
7
8
9
O
N
D
(Note 3)
XXX = Product Type Marking Code (See Page 1)
YM = Date Code Marking
Y = Year ex: P = 2003
M = Month ex: 9 = September
Notes: 1. If lead-bearing terminal plating is required, please contact your Diodes Inc. sales representative for availability and minimum
order details.
3. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
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