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Advanced Power MOSFET
FEATURES
Avalanche Rugged Technology Rugged Gate Oxide Technology Lower Input Capacitance Improved Gate Charge Extended Safe Operating Area 175 C Operating Temperature Lower Leakage Current : 10 A (Max.) @ VDS = 100V Lower RDS(ON) : 0.155 (Typ.)
IRFS520A
BVDSS = 100 V RDS(on) = 0.2 ID = 7.2 A
TO-220F
1
2
3
1.Gate 2. Drain 3. Source
Absolute Maximum Ratings
Symbol VDSS ID IDM VGS EAS IAR EAR dv/dt PD TJ , TSTG TL Characteristic Drain-to-Source Voltage Continuous Drain Current (TC=25 C ) Continuous Drain Current (TC=100 C ) Drain Current-Pulsed Gate-to-Source Voltage Single Pulsed Avalanche Energy Avalanche Current Repetitive Avalanche Energy Peak Diode Recovery dv/dt Total Power Dissipation (TC=25 C ) Linear Derating Factor Operating Junction and Storage Temperature Range Maximum Lead Temp. for Soldering Purposes, 1/8" from case for 5-seconds

Value 100 7.2 5.1 37 + 20 _ 104 7.2 2.8 6.5 28 0.19 - 55 to +175
1 O
2 O 1 O 1 O 3 O
Units V A A V mJ A mJ V/ns W W/ C
C
300
Thermal Resistance
Symbol R JC R JA Characteristic Junction-to-Case Junction-to-Ambient Typ. --Max. 5.4 62.5
Units
C /W
Rev. B
(c)1999 Fairchild Semiconductor Corporation
IRFS520A
N-CHANNEL POWER MOSFET
Electrical Characteristics (TC=25 C unless otherwise specified)
Symbol BVDSS BV/ VGS(th) IGSS IDSS RDS(on) gfs Ciss Coss Crss td(on) tr td(off) tf Qg Qgs Qgd Characteristic Drain-Source Breakdown Voltage TJBreakdown Voltage Temp. Coeff. Gate Threshold Voltage Gate-Source Leakage , Forward Gate-Source Leakage , Reverse Drain-to-Source Leakage Current Static Drain-Source On-State Resistance Forward Transconductance Input Capacitance Output Capacitance Reverse Transfer Capacitance Turn-On Delay Time Rise Time Turn-Off Delay Time Fall Time Total Gate Charge Gate-Source Charge Gate-Drain("Miller") Charge Min. Typ. Max. Units 100 -2.0 -----------------0.12 ------6.2 370 95 38 14 14 36 28 16 2.7 7.8 --4.0 100 -100 10 100 0.2 -480 110 45 40 40 90 70 22 --nC ns pF A V Test Condition VGS=0V,ID=250 A See Fig 7 V/ C ID=250 A A VDS=5V,ID=250 V
nA
VGS=20V VGS=-20V VDS=100V VDS=80V,TC=150 C VGS=10V,ID=3.6A VDS=40V,ID=3.6A
4 O 4 O
VGS=0V,VDS=25V,f =1MHz See Fig 5 VDD=50V,ID=9.2A, RG=18 See Fig 13 VDS=80V,VGS=10V, ID=9.2A See Fig 6 & Fig 12
45 OO 45 OO
Source-Drain Diode Ratings and Characteristics
Symbol IS ISM VSD trr Qrr Characteristic Continuous Source Current Pulsed-Source Current Diode Forward Voltage Reverse Recovery Time Reverse Recovery Charge
1 O 4 O
Min. Typ. Max. Units --------98 0.34 7.2 37 1.5 --A V ns C
Test Condition Integral reverse pn-diode in the MOSFET TJ=25 C ,IS=7.2A,VGS=0V TJ=25 C ,IF=9.2A diF/dt=100A/ s
4 O

1 O 2 O 3 O 4 O 5 O
Notes ; Repetitive Rating : Pulse Width Limited by Maximum Junction Temperature o L=3mH, I AS=7.2A, V DD=25V, R G=27 , Starting T J =25 C _ < 300A/s, V DD < BVDSS , Starting T J =25 oC ISD < 9.2A, di/dt _ _ _ Pulse Test : Pulse Width = 250 Duty Cycle <2% s, Essentially Independent of Operating Temperature
N-CHANNEL POWER MOSFET
Fig 1. Output Characteristics
VGS Top : 15V 10 V 8.0 V 7.0 V 6.0 V 5.5 V 5.0 V Bottom : 4.5 V
IRFS520A
Fig 2. Transfer Characteristics
[A]
[A] ID , Drain Current
101
101
ID , Drain Current
175 oC 100 25 oC @ Notes : 1. VGS = 0 V 2. VDS = 40 V - 55 oC 3. 250 s Pulse Test 6 8 10 10-1
10
0
@ Notes : 1. 250 s Pulse Test 2. TC = 25 oC 10-1 100 101
2
4
VDS , Drain-Source Voltage [V]
VGS , Gate-Source Voltage [V]
04 .
RDS(on) , [] Drain-Source On-Resistance
IDR , Reverse Drain Current
[A]
Fig 3. On-Resistance vs. Drain Current
Fig 4. Source-Drain Diode Forward Voltage
03 .
VGS = 1 V 0
11 0
02 .
10 0
01 .
VGS = 2 V 0
1 5 oC 7 2 oC 5 1 -1 0 04 . 06 . 08 . 10 . 12 . 14 .
@ N t : T J = 25 C oe 00 . 0 1 0 2 0 3 0 40
o
@Nts: oe 1 V GS = 0 V . 2 2 0 s P l e T s .5 us et 16 . 18 . 20 . 22 .
ID , Drain Current [A]
VSD , Source-Drain Voltage [V]
Fig 5. Capacitance vs. Drain-Source Voltage
60 0
Fig 6. Gate Charge vs. Gate-Source Voltage
[V]
VDS = 2 V 0 1 0 VDS = 5 V 0 VDS = 8 V 0
C iss
Ciss= Cgs+ Cgd ( Cds= s o t d ) hre Coss= Cds+ Cgd Crss= Cgd
[pF]
40 0
C oss
VGS , Gate-Source Voltage
Capacitance
20 0 C rss
@Nts: oe 1 V GS = 0 V . 2 f=1Mz . H
5
@Nts:I D =92A oe . 0 0 5 1 0 1 5 2 0
00 1 0
1 0
1
VDS , Drain-Source Voltage [V]
QG , Total Gate Charge [nC]
IRFS520A
BVDSS , (Normalized) Drain-Source Breakdown Voltage
N-CHANNEL POWER MOSFET
Fig 8. On-Resistance vs. Temperature
3.0
Fig 7. Breakdown Voltage vs. Temperature
1.2
RDS(on) , (Normalized) Drain-Source On-Resistance
2.5
1.1
2.0
1.0
1.5
1.0 @ Notes : 1. VGS = 10 V 2. ID = 4.6 A
0.9
@ Notes : 1. VGS = 0 V 2. ID = 250 A
0.5
0.8 -75
-50
-25
0
25
50
75
100
TJ , Junction Temperature [
125 o
150
175
200
0.0 -75
-50
-25
0
25
50
75
100
C]
TJ , Junction Temperature [
125 o
150
175
200
C]
Fig 9. Max. Safe Operating Area
[A]
102 Operation in This Area is Limited by R DS(on) 100 s 1 ms 101 10 ms 100 ms DC 100
Fig 10. Max. Drain Current vs. Case Temperature
8
ID , Drain Current
ID , Drain Current
[A]
6 4 2 102 0 25
@ Notes : 1. TC = 25 oC 2. TJ = 175 oC 3. Single Pulse
10-1
100
101
50
75
100
125
o
150
175
VDS , Drain-Source Voltage [V]
Tc , Case Temperature [
C]
Fig 11. Thermal Response
Thermal Response
D=0.5 100 0.2 0.1 0.05 0.02 0.01 @ Notes : 1. Z J C (t)=5.4
o C/W
Max.
1
2. Duty Factor, D=t
/t 2
3. T J M -T C =P D M *Z J C (t)
10 - 1
ZJC(t) ,
P DM
single pulse
t1 t2
10
-2
10 - 5
10 - 4
10 - 3
10 - 2
10 - 1
10 0
10 1
t 1 , Square Wave Pulse Duration
[sec]
N-CHANNEL POWER MOSFET
Fig 12. Gate Charge Test Circuit & Waveform
IRFS520A
" Current Regulator "
50K 12V 200nF 300nF
Same Type as DUT
VGS Qg
10V
VDS VGS DUT
3mA
Qgs
Qgd
R1
Current Sampling (I G) Resistor
R2
Current Sampling (I D) Resistor
Charge
Fig 13. Resistive Switching Test Circuit & Waveforms
RL Vout Vin RG DUT 10V Vin
10%
Vout VDD
( 0.5 rated V DS )
90%
td(on) t on
tr
td(off) t off
tf
Fig 14. Unclamped Inductive Switching Test Circuit & Waveforms
LL VDS
Vary tp to obtain required peak ID
BVDSS 1 EAS = ---- LL IAS2 -------------------2 BVDSS -- VDD BVDSS IAS C VDD VDD
tp
ID
RG DUT 10V
tp
ID (t) VDS (t) Time
IRFS520A
N-CHANNEL POWER MOSFET
Fig 15. Peak Diode Recovery dv/dt Test Circuit & Waveforms
DUT
+ VDS --
IS L Driver RG VGS
Same Type as DUT
VGS
VDD
* dv/dt controlled by "RG" * IS controlled by Duty Factor "D"
VGS ( Driver )
Gate Pulse Width D = -------------------------Gate Pulse Period
10V
IFM , Body Diode Forward Current
IS ( DUT ) IRM
di/dt
Body Diode Reverse Current
VDS ( DUT )
Body Diode Recovery dv/dt
Vf
VDD
Body Diode Forward Voltage Drop
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.
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DISCLAIMER
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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.
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 2. A critical component is any component of a life support device or system whose failure to perform can systems which, (a) are intended for surgical implant into be reasonably expected to cause the failure of the life the body, or (b) support or sustain life, or (c) whose support device or system, or to affect its safety or failure to perform when properly used in accordance with instructions for use provided in the labeling, can be effectiveness. reasonably expected to result in significant injury to the user. PRODUCT STATUS DEFINITIONS Definition of Terms Datasheet Identification Advance Information Product Status Formative or In Design Definition 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 in order to improve design. This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design.
Preliminary
First Production
No Identification Needed
Full Production
Obsolete
Not In Production
This datasheet contains specifications on a product that has been discontinued by Fairchild semiconductor. The datasheet is printed for reference information only.

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