FDA18N50 Fairchild Semiconductor, FDA18N50 Datasheet - Page 8

• Manufacturer Part Number: FDA18N50
• Description: MOSFET N-CH 500V 19A TO-3P
• Manufacturer: Fairchild Semiconductor
• Series: UniFET™r

Specifications of FDA18N50

• Fet Type: MOSFET N-Channel, Metal Oxide
• Fet Feature: Standard
• Rds On (max) @ Id, Vgs: 265 mOhm @ 9.5A, 10V
• Drain To Source Voltage (vdss): 500V
• Current - Continuous Drain (id) @ 25° C: 19A
• Vgs(th) (max) @ Id: 5V @ 250µA
• Gate Charge (qg) @ Vgs: 60nC @ 10V
• Input Capacitance (ciss) @ Vds: 2860pF @ 25V
• Power - Max: 239W
• Mounting Type: Through Hole
• Package / Case: TO-3P-3 (Straight Leads)
• Configuration: Single
• Transistor Polarity: N-Channel
• Resistance Drain-source Rds (on): 0.265 Ohms
• Forward Transconductance Gfs (max / Min): 25 S
• Drain-source Breakdown Voltage: 500 V
• Gate-source Breakdown Voltage: +/- 30 V
• Continuous Drain Current: 19 A
• Power Dissipation: 239 W
• Maximum Operating Temperature: + 150 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 55 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FAIRCHILD SEMICONDUCTOR TRADEMARKS
The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not
intended to be an exhaustive list of all such trademarks.
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS
HEREIN TO IMPROVE RELIABILITY, FUNCTION, OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE
APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER
ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. THESE SPECIFICATIONS DO NOT EXPAND THE TERMS OF FAIRCHILD’S
WORLDWIDE TERMS AND CONDITIONS, SPECIFICALLY THE WARRANTY THEREIN, WHICH COVERS THESE PRODUCTS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR
SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION.
As used herein:
1. Life support devices or systems are devices or systems which,
(a) are intended for surgical implant into the body, or (b) support or
sustain life, or (c) 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.
PRODUCT STATUS DEFINITIONS
Definition of Terms
ACEx™
ActiveArray™
Bottomless™
Build it Now™
CoolFET™
CROSSVOLT™
DOME™
EcoSPARK™
E
EnSigna™
FACT
FAST
FASTr™
FPS™
FRFET™
Across the board. Around the world.™
The Power Franchise
Programmable Active Droop™
Advance Information
Preliminary
No Identification Needed
Obsolete
2
CMOS™
®
®
Datasheet Identification
FACT Quiet Series™
GlobalOptoisolator™
GTO™
HiSeC™
I
i-Lo™
ImpliedDisconnect™
IntelliMAX™
ISOPLANAR™
LittleFET™
MICROCOUPLER™
MicroFET™
MicroPak™
MICROWIRE™
MSX™
MSXPro™
2
®
C™
Formative or In Design
First Production
Full Production
Not In Production
Product Status
OCX™
OCXPro™
OPTOLOGIC
OPTOPLANAR™
PACMAN™
POP™
Power247™
PowerEdge™
PowerSaver™
PowerTrench
QFET
QS™
QT Optoelectronics™
Quiet Series™
RapidConfigure™
RapidConnect™
µSerDes™
ScalarPump™
®
®
®
2. A critical component is any component of a life support device or
system whose failure to perform can be reasonably expected to
cause the failure of the life support device or system, or to affect its
safety or effectiveness.
This datasheet contains the design specifications for
product development. Specifications may change in
any manner without notice.
This datasheet contains preliminary data, and
supplementary data will be published at a later date.
Fairchild Semiconductor reserves the right to make
changes at any time without notice to improve
design.
This datasheet contains final specifications. Fairchild
Semiconductor reserves the right to make changes at
any time without notice to improve design.
This datasheet contains specifications on a product
that has been discontinued by Fairchild semiconductor.
The datasheet is printed for reference information only.
SILENT SWITCHER
SMART START™
SPM™
Stealth™
SuperFET™
SuperSOT™-3
SuperSOT™-6
SuperSOT™-8
SyncFET™
TCM™
TinyBoost™
TinyBuck™
TinyPWM™
TinyPower™
TinyLogic
TINYOPTO™
TruTranslation™
UHC
®
®
Definition
®
UniFET™
UltraFET
VCX™
Wire™
®
Rev. I21