DSS4540X Diodes, Inc., DSS4540X Datasheet
DSS4540X
Manufacturer Part Number
DSS4540X
Description
Low Vce Sat Npn Surface Mount Transistor
Manufacturer
Diodes, Inc.
Datasheet
1.DSS4540X.pdf
(4 pages)
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Maximum Ratings
Thermal Characteristics
Features
•
•
•
•
•
•
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Continuous Collector Current
Repetitive Collector Current (Note 3)
Peak Pulse Collector Current
Continuous Base Current
Peak Pulse Base Current
Power Dissipation (Note 4) @ T
Thermal Resistance, Junction to Ambient Air (Note 4) @ T
Power Dissipation (Note 5) @ T
Thermal Resistance, Junction to Ambient Air (Note 5) @ T
Operating and Storage Temperature Range
Notes:
DSS4540X
Document number: DS31592 Rev. 2 - 2
Complementary PNP Type Available (DSS5540X)
Ultra Low Collector-Emitter Saturation Voltage
Ideally Suited for Automated Assembly Processes
Ideal for Medium Power Switching or Amplification Applications
Lead Free By Design/RoHS Compliant (Note 1)
"Green" Device (Note 2)
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. Operated under pulsed conditions: pulse width ≤ 10ms; duty cycle ≤ 0.2.
4. Device mounted on FR-4 PCB with minimum recommended pad layout.
5. Device mounted on FR-4 PCB with 1 inch
Characteristic
Characteristic
@T
A
A
= 25°C
= 25°C
A
= 25°C unless otherwise specified
Top View
2
copper pad layout.
A
A
= 25°C
= 25°C
Device Schematic
www.diodes.com
1
2,4
1 of 4
3
Mechanical Data
•
•
•
•
•
•
•
LOW V
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Symbol
Symbol
T
Case: SOT89-3L
Case Material: Molded Plastic, "Green” Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020D
Terminals: Finish — Matte Tin annealed over Copper leadframe
(Lead Free Plating). Solderable per MIL-STD-202, Method 208
Marking Information: See Page 4
Ordering Information: See Page 4
Weight: 0.072 grams (approximate)
J
V
V
V
I
R
R
, T
CRM
I
I
P
P
CBO
CEO
EBO
CM
I
I
BM
θ JA
θ JA
C
B
D
D
STG
CE(SAT)
Pin Out Configuration
NPN SURFACE MOUNT TRANSISTOR
-55 to +150
Value
Value
62.5
139
0.9
40
40
10
6
4
5
1
2
2
DSS4540X
© Diodes Incorporated
December 2008
°C/W
°C/W
Unit
Unit
°C
W
W
V
V
V
A
A
A
A
A
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DSS4540X Summary of contents
Page 1
... I CRM Symbol 25°C R θ 25°C R θ STG 2 copper pad layout www.diodes.com DSS4540X NPN SURFACE MOUNT TRANSISTOR Value Unit Value Unit 0.9 W 139 °C 62.5 °C/W -55 to +150 ° ...
Page 2
... Note 5 2.0 1.5 1.0 0 100 125 150 ° www.diodes.com DSS4540X Max Unit Test Conditions ⎯ 100μA C ⎯ 10mA C ⎯ 100μA E 100 30V μ 30V 150° ...
Page 3
... A 0 0.001 Fig. 6 Typical Base-Emitter Saturation Voltage 1,000 f = 1MHz 100 10 C obo 100MHz 100 www.diodes.com DSS4540X 150° 85° 25° -55°C A 0.01 0 COLLECTOR CURRENT (mA) C vs. Collector Current / 0.01 0 COLLECTOR CURRENT (mA ...
Page 4
... SOT89-3L Dim Min A 1. 0.37 C 0. 1.50 E 2.40 e — 0.90 All Dimensions Dimensions Value (in mm IMPORTANT NOTICE LIFE SUPPORT www.diodes.com DSS4540X Packaging 2500/Tape & Reel Max Typ 1.60 1.50 0.55 0.50 0.47 0.42 0.43 0.38 4.60 4.50 1.70 1.60 2.60 2.50 — 1.50 4.25 4.10 1.20 1.05 1.7 0.9 0.4 2.7 1.3 1.9 3.0 December 2008 © Diodes Incorporated ...