Kersemi IRFR3706 Smps mosfet Datasheet

PD - 93936A
IRFR3706
IRFU3706
SMPS MOSFET
HEXFET® Power MOSFET
Applications
l High Frequency Isolated DC-DC
Converters with Synchronous Rectification
for Telecom and Industrial Use
l High Frequency Buck Converters for
Computer Processor Power
VDSS
RDS(on) max
ID
20V
9.0mΩ
75A„
Benefits
l
l
l
Ultra-Low Gate Impedance
Very Low RDS(on) at 4.5V VGS
Fully Characterized Avalanche Voltage
and Current
D-Pak
IRFR3706
I-Pak
IRFU3706
Absolute Maximum Ratings
Symbol
VDS
VGS
ID @ TC = 25°C
ID @ TC = 100°C
IDM
PD @TC = 25°C
PD @TC = 100°C
TJ , TSTG
Parameter
Drain-Source Voltage
Gate-to-Source Voltage
Continuous Drain Current, VGS @ 10V
Continuous Drain Current, VGS @ 10V
Pulsed Drain Current
Maximum Power Dissipationƒ
Maximum Power Dissipationƒ
Linear Derating Factor
Junction and Storage Temperature Range
Max.
Units
20
± 12
75 „
53 „
280
88
44
0.59
-55 to + 175
V
V
A
W
W
mW/°C
°C
Thermal Resistance
Parameter
RθJC
RθJA
RθJA
Junction-to-Case
Junction-to-Ambient (PCB mount)*
Junction-to-Ambient
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Typ.
Max.
Units
–––
–––
–––
1.7
50
110
°C/W
1
7/6/00
IRFR/U3706
Static @ TJ = 25°C (unless otherwise specified)
Parameter
Drain-to-Source Breakdown Voltage
∆V(BR)DSS/∆TJ Breakdown Voltage Temp. Coefficient
V(BR)DSS
RDS(on)
Static Drain-to-Source On-Resistance
VGS(th)
Gate Threshold Voltage
IDSS
Drain-to-Source Leakage Current
IGSS
Gate-to-Source Forward Leakage
Gate-to-Source Reverse Leakage
Min.
20
–––
–––
–––
–––
0.6
–––
–––
–––
–––
Typ.
–––
0.021
6.9
8.1
11.5
–––
–––
–––
–––
–––
Max. Units
––– V
––– V/°C
9.0
11 mΩ
23
2.0
V
20
µA
100
200
nA
-200
Conditions
VGS = 0V, ID = 250µA
Reference to 25°C, ID = 1mA
VGS = 10V, ID = 36A ƒ
VGS = 4.5V, ID = 28A ƒ
VGS = 2.8V, ID = 18A ƒ
VDS = VGS, ID = 250µA
VDS = 16V, VGS = 0V
VDS = 16V, VGS = 0V, T J = 125°C
VGS = 12V
VGS = -12V
Dynamic @ TJ = 25°C (unless otherwise specified)
Symbol
gfs
Qg
Qgs
Qgd
Qoss
td(on)
tr
td(off)
tf
Ciss
Coss
Crss
Parameter
Forward Transconductance
Total Gate Charge
Gate-to-Source Charge
Gate-to-Drain ("Miller") Charge
Output Gate Charge
Turn-On Delay Time
Rise Time
Turn-Off Delay Time
Fall Time
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
Min.
53
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
Typ.
–––
23
8.0
5.5
16
6.8
87
17
4.8
2410
1070
140
Max. Units
Conditions
–––
S
VDS = 16V, ID = 57A
35
ID = 28A
12
nC
VDS = 10V
8.3
VGS = 4.5V ƒ
24
VGS = 0V, VDS = 10V
–––
VDD = 10V
–––
ID = 28A
ns
–––
RG = 1.8Ω
–––
VGS = 4.5V ƒ
–––
VGS = 0V
–––
VDS = 10V
–––
pF
ƒ = 1.0MHz
Avalanche Characteristics
Symbol
EAS
IAR
Parameter
Single Pulse Avalanche Energy‚
Avalanche Current
Typ.
Max.
Units
–––
–––
220
28
mJ
A
Diode Characteristics
Symbol
IS
ISM
VSD
trr
Qrr
trr
Qrr
2
Parameter
Continuous Source Current
(Body Diode)
Pulsed Source Current
(Body Diode) 
Diode Forward Voltage
Reverse
Reverse
Reverse
Reverse
Recovery Time
Recovery Charge
Recovery Time
Recovery Charge
Min. Typ. Max. Units
–––
–––
75 „
–––
–––
280
–––
–––
–––
–––
–––
–––
0.88
0.82
45
65
49
78
1.3
–––
68
98
74
120
A
V
ns
nC
ns
nC
Conditions
D
MOSFET symbol
showing the
G
integral reverse
S
p-n junction diode.
TJ = 25°C, IS = 36A, VGS = 0V ƒ
TJ = 125°C, I S = 36A, VGS = 0V ƒ
TJ = 25°C, I F = 36A, VR=20V
di/dt = 100A/µs ƒ
TJ = 125°C, IF = 36A, VR=20V
di/dt = 100A/µs ƒ
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IRFR/U3706
1000
1000
VGS
10V
4.5V
3.7V
3.5V
3.3V
3.0V
2.7V
BOTTOM 2.5V
100
100
2.5V
20µs PULSE WIDTH
TJ = 25 °C
10
0.1
1
10
2.5V
2.0
R DS(on) , Drain-to-Source On Resistance
(Normalized)
I D , Drain-to-Source Current (A)
TJ = 25 ° C
TJ = 175 ° C
100
V DS = 15V
20µs PULSE WIDTH
4.5
5.5
Fig 3. Typical Transfer Characteristics
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10
100
Fig 2. Typical Output Characteristics
1000
3.5
1
VDS , Drain-to-Source Voltage (V)
Fig 1. Typical Output Characteristics
VGS , Gate-to-Source Voltage (V)
20µs PULSE WIDTH
TJ = 175 °C
10
0.1
100
VDS , Drain-to-Source Voltage (V)
10
2.5
VGS
10V
4.5V
3.7V
3.5V
3.3V
3.0V
2.7V
BOTTOM 2.5V
TOP
I D , Drain-to-Source Current (A)
I D , Drain-to-Source Current (A)
TOP
6.5
ID = 71A
1.5
1.0
0.5
0.0
-60 -40 -20
VGS = 10V
0
20 40 60 80 100 120 140 160 180
TJ , Junction Temperature ( °C)
Fig 4. Normalized On-Resistance
Vs. Temperature
3
IRFR/U3706
VGS = 0V,
f = 1 MHZ
Ciss = Cgs + Cgd , Cds SHORTED
Crss = Cgd
Coss = Cds + Cgd
C, Capacitance(pF)
10000
Ciss
Coss
1000
Crss
100
VGS , Gate-to-Source Voltage (V)
10
100000
10
ID = 28A
VDS = 16V
VDS = 10V
8
6
4
2
0
1
10
100
0
10
VDS , Drain-to-Source Voltage (V)
30
40
50
Fig 6. Typical Gate Charge Vs.
Gate-to-Source Voltage
Fig 5. Typical Capacitance Vs.
Drain-to-Source Voltage
1000
ISD , Reverse Drain Current (A)
20
QG , Total Gate Charge (nC)
1000
OPERATION IN THIS AREA LIMITED
BY RDS(on)
10us
I D , Drain Current (A)
100
TJ = 175 ° C
10
TJ = 25 ° C
100us
1ms
10
10ms
1
0.1
0.2
V GS = 0 V
0.6
1.0
1.4
VSD ,Source-to-Drain Voltage (V)
Fig 7. Typical Source-Drain Diode
Forward Voltage
4
100
TC = 25 ° C
TJ = 175 ° C
Single Pulse
1
1.8
1
10
100
VDS , Drain-to-Source Voltage (V)
Fig 8. Maximum Safe Operating Area
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IRFR/U3706
80
VDS
LIMITED BY PACKAGE
I D , Drain Current (A)
VGS
RD
D.U.T.
60
RG
40
Pulse Width ≤ 1 µs
Duty Factor ≤ 0.1 %
+
-VDD
4.5V
Fig 10a. Switching Time Test Circuit
20
VDS
90%
0
25
50
75
100
125
150
175
TC , Case Temperature ( °C)
10%
VGS
Fig 9. Maximum Drain Current Vs.
Case Temperature
td(on)
tr
t d(off)
tf
Fig 10b. Switching Time Waveforms
Thermal Response (Z thJC )
10
1
D = 0.50
0.20
0.10
P DM
0.05
0.1
0.02
0.01
0.01
0.00001
t1
SINGLE PULSE
(THERMAL RESPONSE)
t2
Notes:
1. Duty factor D = t 1 / t 2
2. Peak T J = P DM x Z thJC + TC
0.0001
0.001
0.01
0.1
t1 , Rectangular Pulse Duration (sec)
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case
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5
IRFR/U3706
500
D R IV E R
L
VDS
D .U .T
RG
+
V
- DD
IA S
20V
tp
A
0 .0 1 Ω
Fig 12a. Unclamped Inductive Test Circuit
V (B R )D SS
tp
EAS , Single Pulse Avalanche Energy (mJ)
1 5V
TOP
400
BOTTOM
ID
12A
24A
28A
300
200
100
0
25
50
75
100
125
150
175
Starting TJ , Junction Temperature ( °C)
Fig 12c. Maximum Avalanche Energy
Vs. Drain Current
IAS
Fig 12b. Unclamped Inductive Waveforms
Current Regulator
Same Type as D.U.T.
QG
4.5 V
50KΩ
12V
.2µF
.3µF
QGS
QGD
D.U.T.
VG
+
V
- DS
VGS
3mA
Charge
Fig 13a. Basic Gate Charge Waveform
6
IG
ID
Current Sampling Resistors
Fig 13b. Gate Charge Test Circuit
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IRFR/U3706
Peak Diode Recovery dv/dt Test Circuit
+
D.U.T
Circuit Layout Considerations
• Low Stray Inductance
• Ground Plane
• Low Leakage Inductance
Current Transformer
ƒ
+
‚
-
-
„
+

•
•
•
•
RG
dv/dt controlled by RG
Driver same type as D.U.T.
ISD controlled by Duty Factor "D"
D.U.T. - Device Under Test
Driver Gate Drive
P.W.
D=
Period
+
-
VDD
P.W.
Period
VGS=10V
*
D.U.T. ISD Waveform
Reverse
Recovery
Current
Body Diode Forward
Current
di/dt
D.U.T. VDS Waveform
Diode Recovery
dv/dt
Re-Applied
Voltage
Body Diode
VDD
Forward Drop
Inductor Curent
Ripple ≤ 5%
ISD
* VGS = 5V for Logic Level Devices
Fig 14. For N-Channel HEXFET® Power MOSFETs
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7
IRFR/U3706
D-Pak (TO-252AA) Package Outline
Dimensions are shown in millimeters (inches)
2 .3 8 (.0 9 4 )
2 .1 9 (.0 8 6 )
6 .7 3 (.2 6 5 )
6 .3 5 (.2 5 0 )
-A 1 .2 7 (.0 5 0 )
0 .8 8 (.0 3 5 )
5 .4 6 (.2 1 5 )
5 .2 1 (.2 0 5 )
1 .1 4 (.0 4 5 )
0 .8 9 (.0 3 5 )
0 .5 8 (.0 2 3 )
0 .4 6 (.0 1 8 )
4
6 .4 5 (.2 4 5 )
5 .6 8 (.2 2 4 )
6 .2 2 (.2 4 5 )
5 .9 7 (.2 3 5 )
1.0 2 (.0 4 0 )
1.6 4 (.0 2 5 )
1
2
1 0 .4 2 (.4 1 0 )
9 .4 0 (.3 7 0 )
0 .5 1 (.0 2 0 )
M IN .
-B 1 .5 2 (.0 6 0 )
1 .1 5 (.0 4 5 )
2X
1 .1 4 (.0 4 5 )
0 .7 6 (.0 3 0 )
L E A D A S S IG N M E N T S
1 - GATE
3
2 - D R A IN
3 - S OU R CE
4 - D R A IN
0 .8 9 (.0 3 5 )
3X
0 .6 4 (.0 2 5 )
0 .2 5 ( .0 1 0 )
0 .5 8 (.0 2 3 )
0 .4 6 (.0 1 8 )
M A M B
N O TE S :
2 .2 8 ( .0 9 0 )
1 D IM E N S IO N IN G & T O L E R A N C IN G P E R A N S I Y 1 4 .5 M , 1 9 8 2 .
4 .5 7 ( .1 8 0 )
2 C O N T R O L L IN G D IM E N S IO N : IN C H .
3 C O N F O R M S T O J E D E C O U T L IN E T O -2 5 2 A A .
4 D IM E N S IO N S S H O W N A R E B E F O R E S O L D E R D IP ,
S O L D E R D IP M A X. + 0 .1 6 (.0 0 6 ) .
D-Pak (TO-252AA) Part Marking Information
8
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IRFR/U3706
I-Pak (TO-251AA) Package Outline
Dimensions are shown in millimeters (inches)
6 .7 3 (.26 5 )
6 .3 5 (.25 0 )
2 .3 8 (.0 9 4 )
2 .1 9 (.0 8 6 )
-A 1 .2 7 ( .0 5 0 )
0 .8 8 ( .0 3 5 )
5 .4 6 (.2 1 5 )
5 .2 1 (.2 0 5 )
0 .5 8 (.0 2 3 )
0 .4 6 (.0 1 8 )
4
6 .4 5 (.2 4 5 )
5 .6 8 (.2 2 4 )
6 .2 2 ( .2 4 5 )
5 .9 7 ( .2 3 5 )
1 .5 2 (.0 6 0 )
1 .1 5 (.0 4 5 )
1
2
L E A D A S S IG N M E N T S
1 - GATE
2 - D R A IN
3 - SOURCE
4 - D R A IN
3
-B -
N O TE S :
1 D IM E N S IO N IN G & TO L E R A N C IN G P E R A N S I Y 1 4 .5M , 19 8 2 .
2.2 8 (.0 9 0)
1.9 1 (.0 7 5)
2 C O N T R O L L IN G D IM E N S IO N : IN C H .
3 C O N F O R MS TO J E D E C O U T L IN E TO -2 5 2 A A .
9 .6 5 ( .3 8 0 )
8 .8 9 ( .3 5 0 )
4 D IM E N S IO N S S H O W N A R E B E F O R E S O L D E R D IP ,
S O L D E R D IP M A X. + 0.1 6 (.0 0 6 ).
3X
1 .1 4 (.0 45 )
0 .7 6 (.0 30 )
2 .28 (.0 9 0 )
2X
3X
1 .1 4 ( .0 4 5 )
0 .8 9 ( .0 3 5 )
0 .8 9 (.0 35 )
0 .6 4 (.0 25 )
0 .2 5 (.0 1 0 )
M A M B
0 .5 8 (.0 2 3 )
0 .4 6 (.0 1 8 )
I-Pak (TO-251AA) Part Marking Information
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9
IRFR/U3706
D-Pak (TO-252AA) Tape & Reel Information
Dimensions are shown in millimeters (inches)
TR
TRR
1 6 .3 ( .6 4 1 )
1 5 .7 ( .6 1 9 )
1 2 .1 ( .4 7 6 )
1 1 .9 ( .4 6 9 )
FE E D D IR E C TIO N
TR L
1 6 .3 ( .64 1 )
1 5 .7 ( .61 9 )
8 .1 ( .3 18 )
7 .9 ( .3 12 )
FE E D D IR E C T IO N
N O T ES :
1 . C O N T R O L L IN G D IM EN S IO N : M IL L IM ET E R .
2 . AL L D IM EN SIO N S AR E SH O W N IN M IL L IM ET E R S ( IN C H E S ).
3 . O U TL IN E C O N F O R M S T O E IA -4 81 & E IA -54 1 .
1 3 IN C H
16 m m
N O T ES :
1 . O U TL IN E C O N F O R M S T O E IA-4 8 1 .
Notes:
 Repetitive rating; pulse width limited by
max. junction temperature.
‚ Starting TJ = 25°C, L = 0.54mH
RG = 25Ω, IAS = 28A.
10
ƒ Pulse width ≤ 400µs; duty cycle ≤ 2%.
„Calculated continuous current based on maximum allowable
junction temperature. Package limitation current is 30A.
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