DTA143Zxx Series
Digital Transistors (PNP)(Built-in Resistors)
1. Features
• Built-in bias resistors enable the configuration of an inverter circuit without
connecting external input resistors(see equivalent circuit)
• The bias resistors consist of thin-film resistors with complete isolation to allow
negative biasing of the input.They also have the advantage of almost complete
-ly eliminating parasitic effects
• Only the on/off conditions need to be set for operation, making device
design easy
2.MA xIMUM RATINGS (Ta=25℃ unless otherwise noted)
Symbol
Parameter
Limits(DTA143Z xx)
M
CA
UA
E
Unit
SA
KA
Supply Voltage
VCC
-50
V
Input Voltage
VIN
-30~+5
V
Output Current
IO
-100
mA
Power Dissipation
PD
Operation Junction and
Storage Temperature Range
100
150
200
Tj ,Tstg
200
mW
300
200
-55~+150
℃
3. Electrical Characteristics (Ta=25℃unless otherwise specified)
Parameter
Symbol
Condition
Min
Typ
Max
Unit
kΩ
R1
Input resistance
3.29
4.7
6.11
R2/R1
Resistance ratio
8
10
12
VO(on)
Output voltage
IO/II=-5mA/-0.25mA
—
-0.3
V
Input current
—
VI=-5V
—
—
-1.8
mA
IO(off)
Output current
VCC=-50V, VI =0
—
—
-0.5
µA
G1
DC current gain
VO=-5V, IO=-10mA
80
—
VCC=-5V, IO=-100µA
-0.5
—
—
VO =-0.3V, IO=-5mA
—
—
V
VO=-10V, IO=-5mA , f=100MHz
—
-1.3
250
—
MHz
II
VI(off)
VI(on)
fT
Input voltage
Transition frequency
Rev:2025A0
—
V
DTA143Zxx Series
Digital Transistors (PNP)(Built-in Resistors)
4. Pinning information
Pin
Symbol
1
IN
2
GND
3
1
OUT
IN
2
GND
3
OUT
1
IN
2
GND
3
OUT
1
IN
2
GND
3
OUT
Part Number Simplified outline
DTA143ZCA
1
Marking
Package
E13
SOT-23
E13
SOT-23-3
E13
SOT-523
E13
SOT-323
2
3
DTA143ZKA
1
2
3
DTA143ZE
1
2
3
DTA143ZUA
z
1
2
Craftsman-Made Consciention Chip
Rev:2025A0
Equivalent Circuit
3
2/5
www.microdiode.com
DTA143Zxx Series
Digital Transistors (PNP)(Built-in Resistors)
5.Electrical Characteristics Diagrams
ON Characteristics
OFF Characteristics
-100
-10
VO=-0.3
VCC=-5V
(mA)
(V)
-30
-3
-3
Ta=25℃
-1
Ta=100℃
OUTPUT CURRENT
INPUT VOLTAGE
IO
VI(ON)
-10
Ta=100℃
Ta=25℃
-1
-0.3
-0.1
-0.3
-0.03
-0.1
-0.1
-0.3
-3
-1
-10
OUTPUT CURRENT
GI
——
IO
-0.01
-0.2
-100
-30
-0.4
-0.6
INPUT VOLTAGE
(mA)
-0.8
VI(OFF)
VO(ON) ——
IO
-1.0
(V)
IO
-1000
1000
IO/II=20
VO=-5V
(mV)
300
-300
VO(ON)
Ta=25℃
OUTPUT VOLTAGE
DC CURRENT GAIN
GI
Ta=100℃
100
30
10
-100
Ta=100℃
Ta=25℃
-30
3
1
-0.1
-1
-0.3
OUTPUT CURRENT
CO
10
-10
-3
IO
-10
-0.1
-100
-30
-1
-0.3
PD
—— VR
-10
-3
OUTPUT CURRENT
(mA)
——
IO
-30
-100
125
150
(mA)
Ta
400
f=1MHz
Ta=25℃
350
(mW)
250
POWER DISSIPATION
OUTPUT CAPACITANCE
6
300
PD
CO
(pF)
8
4
2
DTA143ZUA/CA/KA
200
150
DTA143ZE
100
50
0
0
-4
-8
0
-12
REVERSE BIAS VOLTAGE
-16
VR
-20
0
(V)
25
50
75
AMBIENT TEMPERATURE
100
Ta
(℃ )
The curves above is for reference only.
Craftsman-Made Consciention Chip
Rev:2025A0
3/5
www.microdiode.com
DTA143Zxx Series
Digital Transistors (PNP)(Built-in Resistors)
6 . Outline Drawing
SOT-23 Package Outline Dimensions
A
A1
b
c
D
E
E1
e
L
L1
θ
L
L1
E
E1
Symbol
1
e
Dimensions In Millimeters
Min
Typ
Max
0.65
1.40
0.20
0.00
0.30
0.55
0.20
0.08
2.70
3.10
1.15
1.65
2.80
2.10
1.70
2.10
0.15
0.50
0.35
0°
0.70
12°
7 . Suggested Pad Layout
0.037
0.95
0.037
0.95
Note:
1. Controlling dimension:in/millimeters.
2. General tolerance: ±0.05mm.
3. The pad layout is for reference purposes only.
0.079
2.0
0.035
0.9
0.031
0.8
inches
mm
Craftsman-Made Consciention Chip
Rev:2025A0
4/5
www.microdiode.com
DTA143Zxx Series
Digital Transistors (PNP)(Built-in Resistors)
8.Important Notice and Disclaimer
Microdiode Electronics (Shenzhen) reserves the right to make changes to this document and its productsand specifications at a
ny time without notice. Customers should obtain and confirm the latest product information and specifications before final design
,purchase or use.
Microdiode Electronics (Shenzhen) makes no warranty, representation or guarantee regarding the suitability of its products
for any particular purpose, not does Microdiode Electronics (Shenzhen) assume any liability for application assistance or
customer product design. Microdiode Electronics (Shenzhen) does not warrant or accept any liability with products which are
purchased or used for any unintended or unauthorized application.
No license is granted by implication or otherwise under any intellectual property rights of Microdiode Electronics (Shenzhen).
Microdiode Electronics (Shenzhen) products are not authorized for use as critical components in life support devices or
systems without express written approval of Microdiode Electronics (Shenzhen).
Craftsman-Made Consciention Chip
Rev:2025A0
5/5
www.microdiode.com
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