FDS8984 Fairchild Semiconductor, FDS8984 Datasheet

MOSFET N-CHAN 30V 7A 8-SOIC

FDS8984

Manufacturer Part Number
FDS8984
Description
MOSFET N-CHAN 30V 7A 8-SOIC
Manufacturer
Fairchild Semiconductor
Series
PowerTrench®r
Datasheet

Specifications of FDS8984

Fet Type
2 N-Channel (Dual)
Fet Feature
Logic Level Gate
Rds On (max) @ Id, Vgs
23 mOhm @ 7A, 10V
Drain To Source Voltage (vdss)
30V
Current - Continuous Drain (id) @ 25° C
7A
Vgs(th) (max) @ Id
2.5V @ 250µA
Gate Charge (qg) @ Vgs
13nC @ 10V
Input Capacitance (ciss) @ Vds
635pF @ 15V
Power - Max
1.6W
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Configuration
Dual Dual Drain
Transistor Polarity
N-Channel
Resistance Drain-source Rds (on)
0.023 Ohm @ 10 V
Drain-source Breakdown Voltage
30 V
Gate-source Breakdown Voltage
+/- 20 V
Continuous Drain Current
7 A
Power Dissipation
1600 mW
Maximum Operating Temperature
+ 150 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 55 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
FDS8984TR

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©2007 Fairchild Semiconductor Corporation
FDS8984 Rev. A1
MOSFET Maximum Ratings
Thermal Characteristics
Package Marking and Ordering Information
FDS8984
N-Channel PowerTrench
30V, 7A, 23mΩ
General Description
This N-Channel MOSFET has been designed specifically to
improve the overall efficiency of DC/DC converters using
either synchronous or conventional switching PWM
controllers. It has been optimized for low gate charge, low
r
V
V
I
E
P
T
R
R
DS(ON)
D
DS
GS
AS
D
J
θJA
θJC
Symbol
, T
Device Marking
STG
FDS8984
and fast switching speed.
SO-8
Drain to Source Voltage
Gate to Source Voltage
Drain Current Continuous
Pulsed
Single Pulse Avalache Energy
Power Dissipation for Single Operation
Derate above 25°C
Operating and Storage Temperature
Thermal Resistance, Junction-to-Ambient
Thermal Resistance, Junction-to-Case
D
D1
Pin 1
D
FDS8984
D1
Device
SO-8
D
D2
D
D2
S1
S
G1
S
Parameter
T
S2
Package
A
S
= 25°C unless otherwise noted
SO-8
G2
G
®
MOSFET
1
Features
Reel Size
Max r
Max r
Low gate charge
100% R
RoHS Compliant
330mm
DS(on)
DS(on)
G
7
8
5
6
(Note 2)
(Note 1a)
(Note 1a)
tested
(Note 1)
= 23mΩ, V
= 30mΩ, V
Q2
Q1
Tape Width
12mm
GS
GS
= 10V, I
= 4.5V, I
-55 to 150
Ratings
4
2
3
1
±20
1.6
30
30
32
13
78
40
7
D
D
= 7A
= 6A
www.fairchildsemi.com
2500 units
May 2007
Quantity
mW/°C
Units
°C/W
°C/W
mJ
°C
W
V
V
A
A
tm

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FDS8984 Summary of contents

Page 1

... Operating and Storage Temperature J STG Thermal Characteristics R Thermal Resistance, Junction-to-Ambient θJA R Thermal Resistance, Junction-to-Case θJC Package Marking and Ordering Information Device Marking Device FDS8984 FDS8984 ©2007 Fairchild Semiconductor Corporation FDS8984 Rev. A1 ® MOSFET Features Max r DS(on) Max r DS(on) Low gate charge 100% R RoHS Compliant ...

Page 2

... R θJC a) 78°C/W when mounted on a 0.5in pad copper Scale letter size paper ° 2: Starting 1mH 8A µs, 3: Pulse Test:Pulse Width <300 Duty Cycle <2%. FDS8984 Rev 25°C unless otherwise noted J Test Conditions I = 250µ 250µA, referenced to D 25° 24V DS ...

Page 3

... JUNCTION TEMPERATURE J Figure 3. On Resistance vs Temperature 30 PULSE DURATION =80 µ S DUTY CYCLE =0.5% MAX 150 GATE TO SOURCE VOLTAGE (V) GS Figure 5. Transfer Characteristics FDS8984 Rev 25°C unless otherwise noted J 3.0 µ S 2.5 V =3.5V GS 2.0 1.5 V =3.0V GS 1.0 0.5 2.5 3.0 3.5 4.0 5 Figure ...

Page 4

... OPERATION IN THIS AREA MAY BE LIMITED BY r DS(on) 0.1 SINGLE PULSE T = MAX RATED 0.01 0 DRAIN TO SOURCE VOLTAGE (V) DS Figure 11. Forward Bias Safe Operating Area FDS8984 Rev 25°C unless otherwise noted J 700 600 500 f = 1MHz V = 15V DD V 400 300 V = 20V DD 200 100 0.1 stics Figure 8 ...

Page 5

... Typical Characteristics 2 1 DUTY CYCLE - DESCENDING ORDER D = 0.5 0.2 0.1 0.1 0.05 0.02 0.01 0.01 1E-3 SINGLE PULSE 1E Figure 13. Transient Thermal Response Curve FDS8984 Rev 25°C unless otherwise noted RECTANGULAR PULSE DURATION( NOTES: DUTY FACTOR PEAK θJA θ www.fairchildsemi.com 3 10 ...

Page 6

... Definition of Terms Product Status Datasheet Identification Advance Information Formative or In Design Preliminary First Production No Identification Needed Full Production Obsolete Not In Production FDS8984 Rev. A1 HiSeC™ Power-SPM™ i-Lo™ PowerTrench ImpliedDisconnect™ Programmable Active Droop™ ® IntelliMAX™ QFET ISOPLANAR™ ...

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