Diodes DSS4240T User Manual

Features

• Ideal for Medium Power Amplification and Switching

• Ultra Low Collector-Emitter Saturation Voltage

• Complimentary NPN Type Available (DSS5240T)

• “Lead-Free”, RoHS Compliant (Note 1)

• Halogen and Antimony Free. “Green” Device (Note 2)

• Qualified to AEC-Q101 Standards for High Reliability

SOT23

NEW PRODUCT

Top view

40V LOW V

Mechanical Data

• Case: SOT23

• Case Material: Molded Plastic, "Green” Molding Compound. UL

• Moisture Sensitivity: Level 1 per J-STD-020D

• Terminals: Finish — Matte Tin annealed over Copper leadframe.

• Weight: 0.008 grams (approximate)

Device symbol

NPN SURFACE MOUNT TRANSISTOR

CE(sat)

Flammability Classification Rating 94V-0

Solderable per MIL-STD-202, Method 208

Top View

Pin Configuration

DSS4240T

Ordering Information (Note 3)

Product Marking Reel size (inches) Tape width (mm) Quantity per reel

DSS4240T-7 ZN2 7 8 3,000

Notes: 1. No purposefully added lead.

2. Diodes Inc‘s “Green” Policy can be found on our website at https://www.diodes.com/

3. Devices with lot number starting from PID0155145 (March 2010) are “Green” products.

Marking Information

Date Code Key

Year 2010 2011 2012 2013 2014 2015 2016 2017

Code X Y Z A B C D E

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

ZN2

ZN2 = Product Type Marking Code
YM = Date Code Marking
Y = Year (ex: X = 2010)

YM

M = Month (ex: 9 = September)

DSS4240T

Document number: DS31623 Rev. 4 - 2

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November 2011

© Diodes Incorporated

θ

θ

)

)

)

Maximum Ratings @T

= 25°C unless otherwise specified

A

Characteristic Symbol Value Unit
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Peak Pulse Collector Current
Continuous Collector Current
Peak Base Current

Thermal Characteristics @T

Characteristic Symbol Value Unit

Power Dissipation (Note 4)

NEW PRODUCT

Thermal Resistance, Junction to Ambient Air (Note 4)
Thermal Resistance, Junction to Lead (Note 5)
Operating and Storage Temperature Range

= 25°C unless otherwise specified

A

DSS4240T

V

CBO

V

CEO

V

EBO

I

CM

I

C

I

BM

P

D

R

JA

R

JC

, T

T

J

STG

40 V
40 V

5 V
3 A
2 A

0.3 A

600 mW
209 °C/W

74.95 °C/W

-55 to +150 °C

Electrical Characteristics @T

= 25°C unless otherwise specified

A

Characteristic Symbol Min Typ Max Unit Test Conditions

OFF CHARACTERISTICS

Collector-Base Breakdown Voltage
Collector-Emitter Breakdown Voltage (Note 6)
Emitter-Base Breakdown Voltage

Collector-Base Cutoff Current
Emitter-Base Cutoff Current

BV
BV
BV

I

CBO

I

EBO

CBO
CEO
EBO

40
40

5

⎯ ⎯
⎯ ⎯
⎯ ⎯

⎯ ⎯

⎯ ⎯
⎯ ⎯

100

50

100 nA

V

IC = 100μA

V

IC = 10mA

V

IE = 100μA

nA

V

CB

μA

V

CB

VEB = 4V, IC = 0

= 30V, IE = 0
= 30V, IE = 0, TA = 150°C

ON CHARACTERISTICS (Note 6)

DC Current Gain

Collector-Emitter Saturation Voltage

Equivalent On-Resistance
Base-Emitter Saturation Voltage
Base-Emitter Turn-on Voltage

h

FE

V

CE(sat)

R

⎯

CE(sat

V

⎯ ⎯

BE(sat

V

⎯ ⎯

BE(on

350
300
300
150

⎯ ⎯

⎯

⎯ ⎯
⎯ ⎯
⎯ ⎯

⎯ ⎯
⎯ ⎯ V
⎯ ⎯ V

⎯

⎯ ⎯ V

70

30 100

180

mV
180
320

60 200

mΩ

1.1 V

0.75 V

= 2V, IC = 0.1A

V

CE

= 2V, IC = 0.5A

CE

= 2V, IC = 1A

CE

= 2V, IC = 2A

CE

I

= 100mA, IB = 1mA

C

IC = 500mA, IB = 50mA
IC = 750mA, IB = 15mA
IC = 1A, IB = 50mA
IC = 2A, IB = 200mA

= 500mA, IB = 50mA

I

C

IC = 2A, IB = 200mA
VCE = 2V, IC = 100mA

SMALL SIGNAL CHARACTERISTICS

V

= 10V, IC = 100mA,

Transition Frequency
Output Capacitance

Notes: 4. Device mounted on FR-4 PCB with minimum recommended pad layout.

6. Measured under pulsed conditions. Pulse width = 300μs. Duty cycle ≤ 2%.

5. Thermal resistance from junction to solder-point (at the end of the collector lead).

DSS4240T

Document number: DS31623 Rev. 4 - 2

f

T

C

ob

www.diodes.com

100

⎯ ⎯

⎯ ⎯

2 of 5

20 pF

CE

MHz

f = 100MHz
VCB = 10V, f = 1MHz

November 2011

© Diodes Incorporated

C

O

C

TOR CUR

R

T

C CUR

REN

T GAIN

C

O

CTO

R

T

TER

2

T

TER TUR

O

OLT

G

T

TER

TUR

TIO

OLT

G

800

700

600

500

2.0

(A)
EN

1.8

1.6

1.4

1.2

I = 5mA

B

I = 4mA

B

I = 3mA

B

DSS4240T

NEW PRODUCT

400

300

200

D

P , POWER DIS SI PATION (mW)

100

R = 209°C/W

θ

JA

0

0

25 50 75 100 125 150
T , AMBIENT TEMPERATURE ( C)

A

°

Fig. 1 Power Dissipation vs. Ambient Temperature (Note 4)

T = 150°C

1,000

A

T = 85°C

A

T = 25°C

A

T = -55°C

A

100

FE

h, D

V = 2V

CE

1.0

I = 2mA

B

0.8

LLE

0.6

I = 1mA

C

0.4

I,

B

0.2
0

02 46 810

V , COLLECTOR-EMITTER VOLTAGE (V)

CE

Fig. 2 Typical Collector Current

vs. Collector-Emitter Voltage

1

I/I = 10

CB

0.1

-EMI

VOLTAGE (V)

LLE

0.01

SATURATION

CE(SAT)

V,

T = 150°C

A

T = 85°C

A

T = 25°C

A

T = -55°C

A

10

0.001 0.01 0.1 1 10
I , COLLECTOR CURRENT (A)

Fig. 3 Typical DC Current Gain vs. Collector Current

C

1.

E (V)
A

N V
N-

1.0

0.8

T = -55°C

A

V = 2V

CE

0.6

T = 25°C

A

0.4

T = 85°C

A

T = 150°C

A

0.2

BE(ON)

0

V , BASE-EMI

0.001 0.01 0.1 1 10
I , COLLECTOR CURRENT (A)

C

Fig. 5 Typical Base-Emitter Turn-On Voltage

vs. Collector Current

DSS4240T

Document number: DS31623 Rev. 4 - 2

3 of 5

www.diodes.com

0.001

0.001 0.01 0.1 1 10
I , COLLECTOR CURRENT (A)

Fig. 4 Typical Collector-Emitter Saturation Voltage

C

vs. Collecto r Cu r re nt

1.2
E (V)
A

N V
A

SA

1.0

0.8

0.6

0.4

T = -55°C

A

T = 25°C

A

T = 85°C

A

T = 150°C

A

I = 10

/I

CB

0.2

0

0.001 0.01 0.1 1 10

BE(SAT)

V , BASE-EMI

I , COLLECTOR CURRENT (A)

C

Fig. 6 Typical Base-Emitter Saturation Voltage

vs. Collector Current

November 2011

© Diodes Incorporated

C

PACITANC

F

G

T

H PRO

U

C

T

H

1,000

)

100

E (p

A

10

1

0.1 1 10 100

NEW PRODUCT

V , REVERSE VOLTAGE (V)

R

Fig. 7 Typical Capacitance Characteristics

Package Outline Dimensions

A

K

J

H

F

G

Suggested Pad Layout

Y

Z

1,000

f = 1MHz

C

ibo

C

obo

z)
(M

100

D

10

AIN-BANDWID

T

f,

V = 10V

CE

f = 100MHz

1

0102030405060 708090100

I , COLLECTOR CURRENT (mA)

C

Fig. 8 Typical Gain-Bandwidth Product

vs. Collecto r Cu r re nt

DSS4240T

C

B

K1

D

L

X

E

M

C

Dim Min Max Typ

A 0.37 0.51 0.40
B 1.20 1.40 1.30
C 2.30 2.50 2.40
D 0.89 1.03 0.915
F 0.45 0.60 0.535
G 1.78 2.05 1.83
H 2.80 3.00 2.90
J 0.013 0.10 0.05
K 0.903 1.10 1.00

K1 - - 0.400

L 0.45 0.61 0.55
M 0.085 0.18 0.11

α

All Dimensions in mm

Dimensions Value (in mm)

SOT23

0° 8° -

Z 2.9
X 0.8
Y 0.9
C
E

2.0

1.35

DSS4240T

Document number: DS31623 Rev. 4 - 2

4 of 5

www.diodes.com

November 2011

© Diodes Incorporated

DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).

Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
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NEW PRODUCT

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noted herein may also be covered by one or more United States, international or foreign trademarks.

Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:

A. Life support devices or systems are devices or systems which:

1. are intended to implant into the body, or

labeling can be reasonably expected to result in significant injury to the user.

B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.

Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any
use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its
representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.

Copyright © 2011, Diodes Incorporated

www.diodes.com

2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the

IMPORTANT NOTICE

LIFE SUPPORT

DSS4240T

DSS4240T

Document number: DS31623 Rev. 4 - 2

5 of 5

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November 2011

© Diodes Incorporated