FMMTL718
Document Number: DS33132 Rev. 2 - 2
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FMMTL718
20V PNP SILICON LOW SATURATION TRANSISTOR IN SOT23
Features and Benefits
• BVCEO > -20V
• I
C = -1A Continuous Collector Current
• I
CM = -2A Peak Pulse Current
• Low Saturation Voltage VCE(sat) < -320mV @ -1A
• h
FE characterised up to -1.5A for high current gain hold-up
• 500mW power dissipation
• Complementary part number FMMTL618
• Lead Free, RoHS Compliant (Note 1)
• Halogen and Antimony Free "Green" Device (Note 2)
• Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
• Case: SOT-23
• UL Flammability Rating 94V-0
• Case material: molded Plastic.
• Moisture Sensitivity: Level 1 per J-STD-020D
• Terminals: Matte Tin Finish annealed over Copper plated Alloy
42 leadframe. Solderable per MIL-STD-202, Method 208
• Weight: 0.008 grams (Approximate)
Applications
• MOSFET Gate Driving
• DC-DC Converters
• Charging circuit
• Power switches
Ordering Information (Note 3)
Product Marking Reel size (inches) Tape width (mm) Quantity per reel
FMMTL718TA L78 7 8 3,000
Notes: 1. No purposefully added lead.
2. Diodes Inc.`s “Green” Policy can be found on our website at http://www.diodes.com
3. For Packaging Details, go to our website at http://www.diodes.com.
Marking Information
L78 = Product Type Marking Cod e
C
E
B
Top View
SOT23
Device Symbol Top View
Pin
-
Out
FMMTL718
Document Number: DS33132 Rev. 2 - 2
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Maximum Ratings @TA = 25°C unless otherwise specified
Characteristic Symbol Value Unit
Collector-Base Voltage VCBO -20 V
Collector-Emitter Voltage VCEO -20 V
Emitter-Base Voltage VEBO -5 V
Continuous Collector Current IC -1 A
Peak Pulse Current ICM -2 A
Base Current IB -200 mA
Thermal Characteristics @TA = 25°C unless otherwise specified
Characteristic Symbol Value Unit
Power Dissipation (Note 4) PD 500 mW
Thermal Resistance, Junction to Ambient (Note 4) RθJA 250 °C/W
Thermal Resistance, Junction to Lead (Note 5) RθJL 197 °C/W
Operating and Storage Temperature Range TJ, TSTG -55 to +150 °C
Notes: 4. For a device surface mounted on 15mm X 15mm FR4 PCB with high coverage of single sided 1 oz copper, in still air conditions; the device is measured
when operating in a steady-state condition.
5. Thermal resistance from junctio n to solder-point (at the end of the collector lead).
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic Symbol Min Typ Max Unit Test Condition
Collector-Base Breakdown Voltage BVCBO -20 -65 V
IC = -100 µA
Collector-Emitter Breakdown Voltage (Note 6) BVCEO -20 -55 V
IC = -10 mA
Emitter-Base Breakdown Voltage BVEBO -5 -8.8 V
IE = -100 µA
Collector Cutoff Current ICBO -10 nA
VCB = -15V
Emitter Cutoff Current IEBO -10 nA
VEB = -4V
Collector Emitter Cutoff Current ICES -10 nA
VCE= -15V
Static Forward Current Transfer Ratio
(Note 6) hFE
300
300
200
120
50
500
450
320
200
80
IC = -10mA, VCE = -2V
IC = -100mA, VCE = -2V
IC = -0.5A, VCE = -2V
IC = -1A, VCE = -2V
IC = -1.5A, VCE = -2V
Collector-Emitter Saturation Voltage
(Note 6) VCE(sat)
-33
-130
-230
-315
-50
-180
-320
-450
mV
mV
mV
mV
IC =- 100mA, IB = -10mA
IC =- 500mA, IB = -20mA
IC = -1A, IB = -50mA
IC = -1.5A, IB = -100mA
Base-Emitter Turn-On Voltage(Note 6) VBE
(
on
)
-0.85 -1.0 V
IC = -1.25A, VCE = -2V
Base-Emitter Saturation Voltage(Note 6) VBE
(
sat
)
-0.95 -1.1 V
IC = -1.25A, IB = -100mA
Equivalent On-Resistance RCE
(
sat
)
210 mΩ I
C = -1.5A
Output Capacitance Cobo 9 12 pF
VCB = -10V, f = 1MHz
Transition Frequency fT 265 MHz
VCE = -10V, IC = -50mA,
f = 100MHz
Turn-On Time ton 108 ns
VCC=-10V, IC =-1A
IB1 = IB2 = -10mA
Turn-Off Time toff 121 ns
Note: 6.
Measured under pulsed conditions. Pulse width ≤ 300 µs. Duty cycle ≤ 2%
FMMTL718
Document Number: DS33132 Rev. 2 - 2
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Package Outline Dimensions
Suggested Pad Layout
SOT23
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 0° 8° -
All Dimensions in mm
Dimensions Value (in mm)
Z 2.9
X 0.8
Y 0.9
C 2.0
E 1.35
A
M
JL
D
F
BC
H
K
G
K1
XE
Y
C
Z
FMMTL718
Document Number: DS33132 Rev. 2 - 2
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IMPORTANT NOTICE
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).
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changes without further notice to this doc ument and an y product described herein. Diodes Incorporat ed does not assu me any liability arising
out of the application or use of this document or any product descr ibed herein; neither does Diodes Incorporated convey any license under
its patent or trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such
applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are
represented on Diodes Incorporated website, harmless against all damages.
Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales
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markings noted herein may also be covered by one or more United States, international or foreign trademarks.
LIFE SUPPORT
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
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in
the 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 perfo rm can be re asonabl y 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 I ncorporated 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 d amages arising out of the use of Diodes Incorpor ated products in such safety-critical, life
support devices or systems.
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