FQD3N50C / FQU3N50C 500V N-Channel MOSFET
March 2008
QFET
FQD3N50C / FQU3N50C
500V N-Channel MOSFET
Features
• • • • • • • 2.5A, 500V, RDS(on) = 2.5Ω @VGS = 10 V Low gate charge ( typical 10 nC) Low Crss ( typical 8.5pF) Fast switching 100% avalanche tested Improved dv/dt capability RoHS compliant
®
Description
These N-Channel enhancement mode power field effect transistors are produced using Fairchild’s proprietary, planar stripe, DMOS technology. This advanced technology has been especially tailored to minimize on-state resistance, provide superior switching performance, and withstand high energy pulse in the avalanche and commutation mode. These devices are well suited for high efficient switched mode power supplies, active power factor correction, electronic lamp ballast based on half bridge topology.
D D
G G S
D-PAK
FQD Series
I-PAK
GDS
FQU Series
S
Absolute Maximum Ratings
Symbol
VDSS ID IDM VGSS EAS IAR EAR dv/dt PD TJ, TSTG TL Drain-Source Voltage Drain Current - Continuous (TC = 25°C) - Continuous (TC = 100°C) Drain Current - Pulsed
(Note 1)
Parameter
FQD3N50C/FQU3N50C 500 2.5 1.5 10 ± 30
(Note 2) (Note 1) (Note 1) (Note 3)
Units
V A A A V mJ A mJ V/ns W W/°C °C °C
Gate-Source Voltage Single Pulsed Avalanche Energy Avalanche Current Repetitive Avalanche Energy Peak Diode Recovery dv/dt Power Dissipation (TC = 25°C) - Derate above 25°C Operating and Storage Temperature Range Maximum lead temperature for soldering purposes, 1/8" from case for 5 seconds
200 2.5 3.5 4.5 35 0.28 -55 to +150 300
Thermal Characteristics
Symbol
RθJC RθJA RθJA
Parameter
Thermal Resistance, Junction-to-Case Thermal Resistance, Junction-to-Ambient* Thermal Resistance, Junction-to-Ambient
Typ
----
Max
3.5 50 110
Units
°C/W °C/W °C/W
* When mounted on the minimum pad size recommended (PCB Mount)
©2008 Fairchild Semiconductor Corporation
1
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FQD3N50C / FQU3N50C Rev. B
FQD3N50C / FQU3N50C 500V N-Channel MOSFET
Package Marking and Ordering Information
Device Marking
FQD3N50C FQD3N50C FQU3N50C
Device
FQD3N50CTM FQD3N50CTF FQU3N50CTU
Package
D-PAK D-PAK I-PAK
Reel Size
380mm 380mm -
Tape Width
16mm 16mm -
Quantity
2500 2500 70
Electrical Characteristics
Symbol
Off Characteristics BVDSS ∆BVDSS/ ∆TJ IDSS IGSSF IGSSR VGS(th) RDS(on) gFS Ciss Coss Crss td(on) tr td(off) tf Qg Qgs Qgd
TC = 25°C unless otherwise noted
Parameter
Drain-Source Breakdown Voltage Breakdown Voltage Temperature Coefficient Zero Gate Voltage Drain Current
Test Conditions
VGS = 0 V, ID = 250 µA ID = 250 µA, Referenced to 25°C VDS = 500 V, VGS = 0 V VDS = 400 V, TC = 125°C VGS = 30 V, VDS = 0 V VGS = -30 V, VDS = 0 V VDS = VGS, ID = 250 µA VGS = 10 V, ID = 1.25 A VDS = 40 V, ID = 1.25 A VDS = 25 V, VGS = 0 V, f = 1.0 MHz
(Note 4)
Min
500 ------
Typ
-0.7 -----
Max Units
--1 10 100 -100 V V/°C µA µA nA nA
Gate-Body Leakage Current, Forward Gate-Body Leakage Current, Reverse
On Characteristics Gate Threshold Voltage Static Drain-Source On-Resistance Forward Transconductance 2.0 ---2.1 1.5 4.0 2.5 -V Ω S
Dynamic Characteristics Input Capacitance Output Capacitance Reverse Transfer Capacitance ---280 50 8.5 365 65 11 pF pF pF
Switching Characteristics Turn-On Delay Time Turn-On Rise Time Turn-Off Delay Time
(Note 4, 5)
VDD = 250 V, ID = 2.5A, RG = 25 Ω
-----
10 25 35 25 10 1.5 5.5
30 60 80 60 13 ---
ns ns ns ns nC nC nC
Turn-Off Fall Time Total Gate Charge Gate-Source Charge Gate-Drain Charge VDS = 400 V, ID = 2.5A, VGS = 10 V
(Note 4, 5)
----
Drain-Source Diode Characteristics and Maximum Ratings IS ISM VSD trr Qrr
NOTES: 1. Repetitive Rating : Pulse width limited by maximum junction temperature 2. L = 58mH, IAS =2.5A, VDD = 50V, RG = 25 Ω, Starting TJ = 25°C 3. ISD ≤ 2.5A, di/dt ≤200A/µs, VDD ≤ BVDSS, Starting TJ = 25°C 4. Pulse Test : Pulse width ≤ 300µs, Duty cycle ≤ 2% 5. Essentially independent of operating temperature
Maximum Continuous Drain-Source Diode Forward Current Maximum Pulsed Drain-Source Diode Forward Current Drain-Source Diode Forward Voltage Reverse Recovery Time Reverse Recovery Charge VGS = 0 V, IS = 2.5 A VGS = 0 V, IS = 3 A, dIF / dt = 100 A/µs
(Note 4)
------
---170 0.7
2.5 10 1.4 ---
A A V ns µC
2 FQD3N50C / FQU3N50C Rev. B
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FQD3N50C / FQU3N50C 500V N-Channel MOSFET
Typical Performance Characteristics
Figure 1. On-Region Characteristics Figure 2. Transfer Characteristics
10
VGS Top :
1
1
10
ID , Drain Current [A]
ID, Drain Current [A]
15.0 V 10.0 V 8.0 V 7.0 V 6.5 V 6.0 V 5.5 V Bottom : 5.0 V
150°C
10
0
10
0
25°C -55°C
10
-1
Notes : 1. 250µs Pulse Test 2. TC = 25°C
-1
Note 1. VDS = 40V 2. 250µs Pulse Test
10
-1
10
10
0
10
1
2
4
6
8
10
VDS, Drain-Source Voltage [V]
VGS , Gate-Source Voltage [V]
Figure 3. On-Resistance Variation vs. Drain Current and Gate Voltage
Figure 4. Body Diode Forward Voltage Variation vs. Source Current and Temperatue
8.0 7.5
RDS(ON) [Ω], Drain-Source On-Resistance
7.0 6.5 6.0 5.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 0 2 4 6 8 10
Note : TJ = 25°C
VGS = 10V
IDR, Reverse Drain Current [A]
10
0
VGS = 20V
150°C
25°C
Notes : 1. VGS = 0V 2. 250µs Pulse Test
10
-1
0.2
0.4
0.6
0.8
1.0
1.2
1.4
ID, Drain Current [A]
VSD, Source-Drain voltage [V]
Figure 5. Capacitance Characteristics
Ciss = Cgs + Cgd (Cds = shorted) Coss = Cds + Cgd
Figure 6. Gate Charge Characteristics
12
600
Crss = Cgd
10
VGS, Gate-Source Voltage [V]
VDS = 100V VDS = 250V VDS = 400V
Capacitances [pF]
Ciss
400
8
Coss
6
200
Crss
Note ; 1. VGS = 0 V 2. f = 1 MHz
4
2
Note : ID = 3A
0 -1 10
0
10
0
10
1
0
5
10
VDS, Drain-Source Voltage [V]
QG, Total Gate Charge [nC]
3 FQD3N50C / FQU3N50C Rev. B
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FQD3N50C / FQU3N50C 500V N-Channel MOSFET
Typical Performance Characteristics (Continued)
Figure 7. Breakdown Voltage Variation vs. Temperature Figure 8. On-Resistance Variation vs. Temperature
1.2
3.0
BVDSS, (Normalized) Drain-Source Breakdown Voltage
1.1
RDS(ON), (Normalized) Drain-Source On-Resistance
2.5
2.0
1.0
1.5
1.0
0.9
Notes : 1. VGS = 0 V 2. ID = 250µA
0.5
Notes : 1. VGS = 10 V 2. ID = 1.5 A
0.8 -100
-50
0
50
100
150
200
0.0 -100
-50
0
50
100
150
200
TJ, Junction Temperature [°C]
TJ, Junction Temperature [°C]
Figure 9. Maximum Safe Operating Area
Figure 10. Maximum Drain Current vs. Case Temperature
3
10
2
Operation in This Area is Limited by R DS(on)
ID, Drain Current [A]
10
0
100 µs 1 ms 10 ms 100 ms DC
Notes : 1. TC = 25°C 2. TJ = 150°C 3. Single Pulse
ID, Drain Current [A]
10
3
10
1
2
1
10
-1
10
-2
10
0
10
1
10
2
0 25
50
75
100
125
150
VDS, Drain-Source Voltage [V]
TC, Case Temperature [°C]
Figure 11. Transient Thermal Response Curve
ZθJC(t), Thermal Response
D = 0 .5
10
0
0 .2 0 .1 0 .0 5
N o te s : 1 . Z θ JC (t) = 3 .5 ° C /W M ax. 2 . D uty F ac to r, D = t 1 /t 2 3 . T JM - T C = P D M * Z θ JC (t)
10
-1
0 .0 2 0 .0 1 sin gle p u ls e
PDM t1 t2
10
-2
10
-5
10
-4
10
-3
10
-2
10
-1
10
0
10
1
t 1 , S q u a re W a ve P u ls e D u ra tio n [s e c ]
4 FQD3N50C / FQU3N50C Rev. B
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FQD3N50C / FQU3N50C 500V N-Channel MOSFET
Gate Charge Test Circuit & Waveform
Resistive Switching Test Circuit & Waveforms
Unclamped Inductive Switching Test Circuit & Waveforms
5 FQD3N50C / FQU3N50C Rev. B
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FQD3N50C / FQU3N50C 500V N-Channel MOSFET
Peak Diode Recovery dv/dt Test Circuit & Waveforms
6 FQD3N50C / FQU3N50C Rev. B
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FQD3N50C / FQU3N50C 500V N-Channel MOSFET
Mechanical Dimensions
D-PAK
Dimensions in Millimeters
7 FQD3N50C / FQU3N50C Rev. B
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FQD3N50C / FQU3N50C 500V N-Channel MOSFET
Mechanical Dimensions
(Continued)
I-PAK
Dimensions in Millimeters
8 FQD3N50C / FQU3N50C Rev. B
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FQD3N50C / FQU3N50C 500V N-Channel MOSFET
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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; 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 the design. This datasheet contains specifications on a product that is discontinued by Fairchild Semiconductor. The datasheet is for reference information only.
Rev. I34
Preliminary
First Production
No Identification Needed Obsolete
Full Production Not In Production
9 FQD3N50C / FQU3N50C Rev. B
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