Diodes DDC144NS User Manual

Ddc144ns, General descriptions, Features

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DDC144NS

DUAL NPN PRE-BIASED TRANSISTOR

General Descriptions

DDC144NS features discrete dual NPN transistors that
can support continuous maximum current up to 100 mA.
It is suited for applications where the load needs to be
turned on and off using circuits like micro-controllers,
comparators, etc., particularly at a point of load. The
component devices can be used as a part of a circuit or
as a stand alone discrete device.

Features

Epitaxial Planar Die Construction

Ideally Suited for Automated Assembly Processes

Lead Free By Design/RoHS Compliant (Note 1)

"Green" Device (Note 2)

Mechanical Data

Case: SOT-363

Case Material: Molded Plastic. "Green” Molding
Compound. UL Flammability Classification Rating 94V-0

Moisture Sensitivity: Level 1 per J-STD-020C

Terminal Connections: See Figure 2

Terminals: Finish - Matte Tin annealed over Alloy 42
leadframe. Solderable per MIL-STD-202, Method 208

Marking Information: See Page 3

Ordering Information: See Page 3

Weight: 0.0065 grams (approximate)

Fig. 1: SOT-363

Fig. 2: Schematic and Pin Configuration

Maximum Ratings, Total Device

@T

A

= 25°C unless otherwise specified

Characteristic

Symbol

Value

Unit

Power Dissipation (Note 3)

P

d

200

mW

Thermal Resistance, Junction to Ambient Air (Note 3)

R

θJA

625

°C/W

Operating and Storage Temperature Range

T

j

, T

STG

-55 to +150

°C

Collector Current

I

C

(max)

100 mA

Maximum Ratings:
Sub-Component Device - Pre-Biased NPN Transistor

@T

A

= 25°C unless otherwise specified

Characteristic

Symbol

Value

Unit

Supply Voltage

V

cc

50

V

Input Voltage

V

in

-10 to +40

V

Output Current

Io

100

mA

Electrical Characteristics:
Pre-Biased NPN Transistor

@T

A

= 25°C unless otherwise specified

Characteristic

Symbol

Min

Typ

Max Unit

Test

Condition

V

I(off)

0.5 1.1

V

V

cc

= 5V, I

O

= 100uA

Input Voltage

V

I(on)

1.5

3 V

V

O

= 0.3V, I

O

= 2mA

Output Voltage

V

O(on)

0.1

0.3 V

I

O

/I

I

= 10mA/0.5mA

Input Current

I

I

0.18 mA

V

I

= 5V

Output Current

I

O(off)

0.5 uA

V

cc

= 50V, V

I

= 0V

DC Current Gain

G

I

100

V

O

= 5V, I

O

= 5mA

Input Resistor (R1) Tolerance

Δ R1

-30

+30 %

Resistance Ratio Tolerance

R2/R1

-20

+20 %

Gain-Bandwidth Product

f

T

250

MHz

V

CE

= 10V, I

E

= 5mA, f = 100 MHz

Notes:

1. No purposefully added lead.
2 . Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
3. Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch; pad layout as shown on page 4 or go to Diodes Inc. suggested pad layout document

AP02001, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf



DS30747 Rev. 6 - 2

1 of 4

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DDC144NS

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