Diodes FCX491A User Manual
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FCX491A
40V NPN SILICON PLANAR MEDIUM POWER TRANSISTOR IN SOT89
Features
• BV
• I
• Low saturation voltage V
• Complementary PNP type: FCX591A
• Totally Lead-Free & Fully RoHS compliant (Notes 1 & 2)
• Halogen and Antimony Free. “Green” Device (Note 3)
• Qualified to AEC-Q101 Standards for High Reliability
• PPAP capable (Note 4)
> 40V
CEO
= 1A high Continuous Current
C
CE(sat)
< 500mV @ 1A
Mechanical Data
• Case: SOT89
• Case material: molded plastic. “Green” molding compound.
• UL Flammability Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Terminals: Finish - Matte Tin Plated Leads, Solderable per
MIL-STD-202, Method 208
• Weight: 0.05 grams (Approximate)
Applications
• Power MOSFET gate driving
• Low loss power switching
SOT89
Top View
B
Device Symbol
C
E
C
C
B
E
Top View
Pin Out
Ordering Information (Notes 4 & 5)
Product Compliance Marking Reel size (inches) Tape width (mm) Quantity per reel
FCX491ATA AEC-Q101 N2 7 12 1,000
FCX491AQTA Automotive N2 7 12 1,000
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com for more information about Diodes Incorporated’s definitions of Halogen and Antimony free, "Green" and Lead-Free.
4. Automotive products are AEC-Q101 qualified and are PPAP capable. Automotive, AEC-Q101 and standard products are electrically and thermally
3. Halogen and Antimony free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl)
and <1000ppm antimony compounds.
the same, except where specified.
5. For packaging details, go to our website at http://www.diodes.com.
Marking Information
FCX491A
tasheet Number: DS33055 Rev. 5 - 2
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N2
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N2 = Product Type Marking Code
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FCX491A
Maximum Ratings (@T
= +25°C, unless otherwise specified.)
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Characteristic Symbol Value Unit
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Continuous Collector Current
Peak Pulse Current
V
CBO
V
CEO
V
EBO
I
C
I
CM
40 V
40 V
7 V
1 A
2 A
Thermal Characteristics (@T
= +25°C, unless otherwise specified.)
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Characteristic Symbol Value Unit
Power Dissipation (Note 6)
Thermal Resistance, Junction to Ambient Air (Note 6)
Thermal Resistance, Junction to Leads (Note 7)
Operating and Storage Temperature Range
R
R
T
J,TSTG
P
θJA
θJL
D
1 W
125
10.01
-65 to +150
°C/W
°C/W
°C
ESD Ratings (Note 8)
Electrostatic Discharge - Human Body Model ESD HBM 4,000 V 3A
Electrostatic Discharge - Machine Model ESD MM ≥ 400 V C
Notes: 6. For a device surface mounted on 15mm X 15mm FR4 PCB with high coverage of single sided 1 oz copper, in still air conditions; device measured when
operating in steady state condition.
7. Thermal resistance from junction to solder-point (on the exposed collector pad).
8. Refer to JEDEC specification JESD22-A114 and JESD22-A115.
Characteristic Symbol Value Unit JEDEC Class
FCX491A
tasheet Number: DS33055 Rev. 5 - 2
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Thermal Characteristics and Derating Information
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FCX491A
1.0
0.8
0.6
0.4
0.2
0.0
0 25 50 75 100 125 150
Max Power Dissipation (W)
Temperature (°C)
Derat in g Curve
100
Single Pulse. T
10
amb
=25°C
120
100
80
D=0.5
60
40
D=0.2
20
0
100µ 1m 10m 100m 1 10 100 1k
Thermal Resistance (°C/W)
Pulse Width (s)
Single Pulse
D=0.05
D=0.1
Transient Thermal Impedance
1
100µ 1m 10m 100m 1 10 100 1k
Max Power Dissipatio n (W)
Pulse Width (s)
Pulse Power Dissipation
FCX491A
tasheet Number: DS33055 Rev. 5 - 2
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