IRF IRFH7934TRPBF

PD -97151
IRFH7934PbF
HEXFET® Power MOSFET
Applications
l
l
Control MOSFET of Sync-Buck Converters
used for Notebook Processor Power
Control MOSFET for Isolated DC-DC
VDSS
30V
RDS(on) max
Qg
3.5m @VGS = 10V 20nC
:
Converters in Networking Systems
Benefits
l
l
l
l
l
l
l
l
Very low RDS(ON) at 4.5V VGS
Low Gate Charge
Fully Characterized Avalanche Voltage and
Current
100% Tested for RG
Lead-Free (Qualified up to 260°C Reflow)
RoHS compliant (Halogen Free)
Low Thermal Resistance
Large Source Lead for more reliable Soldering
S
S
S
D
D
G
D
D
PQFN 5X6
Absolute Maximum Ratings
Max.
Units
30
± 20
V
ID @ TA = 25°C
Drain-to-Source Voltage
Gate-to-Source Voltage
Continuous Drain Current, VGS @ 10V
Parameter
ID @ TA = 70°C
Continuous Drain Current, VGS @ 10V
19
ID @ TC = 25°C
76
IDM
Continuous Drain Current, VGS @ 10V
Pulsed Drain Current
190
PD @TA = 25°C
Power Dissipation
3.1
VDS
VGS
24
c
PD @TA = 70°C
g
Power Dissipation g
TJ
Linear Derating Factor
Operating Junction and
TSTG
Storage Temperature Range
A
W
2.0
g
W/°C
0.025
-55 to + 150
°C
Thermal Resistance
Parameter
f
RθJC
Junction-to-Case
RθJA
Junction-to-Ambient
g
Typ.
Max.
–––
2.9
–––
40
Units
°C/W
ORDERING INFORMATION:
See detailed ordering and shipping information on the last page of this data sheet.
Notes  through … are on page 10
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1
2/11/09
IRFH7934PbF
Static @ TJ = 25°C (unless otherwise specified)
Parameter
Min. Typ. Max. Units
BVDSS
Drain-to-Source Breakdown Voltage
30
–––
–––
ΔΒVDSS/ΔTJ
Breakdown Voltage Temp. Coefficient
–––
0.021
–––
RDS(on)
Static Drain-to-Source On-Resistance
–––
2.9
3.5
–––
4.2
5.1
V
V/°C Reference to 25°C, ID = 1mA
mΩ
VGS(th)
Gate Threshold Voltage
1.35
1.8
2.35
V
ΔVGS(th)
Gate Threshold Voltage Coefficient
–––
-6.5
–––
mV/°C
IDSS
Drain-to-Source Leakage Current
–––
–––
1.0
–––
–––
150
Gate-to-Source Forward Leakage
–––
–––
100
Gate-to-Source Reverse Leakage
–––
–––
-100
gfs
Forward Transconductance
110
–––
–––
Qg
IGSS
Conditions
VGS = 0V, ID = 250μA
μA
nA
S
VGS = 10V, ID = 24A
VGS = 4.5V, ID = 19A
e
e
VDS = VGS, ID = 50μA
VDS = 24V, VGS = 0V
VDS = 24V, VGS = 0V, TJ = 125°C
VGS = 20V
VGS = -20V
VDS = 15V, ID = 19A
Total Gate Charge
–––
20
30
Qgs1
Pre-Vth Gate-to-Source Charge
–––
4.8
–––
VDS = 15V
Qgs2
Post-Vth Gate-to-Source Charge
–––
2.5
–––
VGS = 4.5V
Qgd
Gate-to-Drain Charge
–––
6.3
–––
Qgodr
Gate Charge Overdrive
–––
6.4
–––
Qsw
Switch Charge (Qgs2 + Qgd)
–––
8.8
–––
Qoss
RG
Output Charge
–––
15
–––
nC
Gate Resistance
–––
1.7
3.1
Ω
td(on)
Turn-On Delay Time
–––
12
–––
VDD = 15V, VGS = 4.5V
tr
Rise Time
–––
16
–––
ID = 19A
td(off)
Turn-Off Delay Time
–––
14
–––
tf
Fall Time
–––
7.5
–––
Ciss
Input Capacitance
–––
3100
–––
Coss
Output Capacitance
–––
623
–––
Crss
Reverse Transfer Capacitance
–––
241
–––
nC
ID = 19A
See Fig.17 & 18
ns
VDS = 16V, VGS = 0V
RG=1.8Ω
See Fig.15
VGS = 0V
pF
VDS = 15V
ƒ = 1.0MHz
Avalanche Characteristics
EAS
Parameter
Single Pulse Avalanche Energy
IAR
Avalanche Current
c
d
Typ.
Max.
Units
–––
97
mJ
–––
19
A
Diode Characteristics
Parameter
IS
Continuous Source Current
ISM
(Body Diode)
Pulsed Source Current
Min. Typ. Max. Units
–––
–––
Conditions
MOSFET symbol
3.9
A
showing the
integral reverse
D
G
–––
190
VSD
(Body Diode)
Diode Forward Voltage
–––
–––
–––
1.0
V
p-n junction diode.
TJ = 25°C, IS = 19A, VGS = 0V
trr
Reverse Recovery Time
–––
20
30
ns
TJ = 25°C, IF = 19A, VDD = 15V
Qrr
Reverse Recovery Charge
–––
28
42
nC
di/dt = 325A/μs
ton
Forward Turn-On Time
2
c
S
e
eSee Fig.16
Intrinsic turn-on time is negligible (turn-on is dominated by LS+LD)
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IRFH7934PbF
1000
1000
100
BOTTOM
TOP
10
2.7V
≤ 60μs PULSE WIDTH
Tj = 25°C
ID, Drain-to-Source Current (A)
ID, Drain-to-Source Current (A)
TOP
VGS
10V
5.0V
4.5V
3.5V
3.3V
3.0V
2.9V
2.7V
100
BOTTOM
2.7V
10
≤ 60μs PULSE WIDTH
Tj = 150°C
1
1
0.1
1
10
100
0.1
VDS, Drain-to-Source Voltage (V)
1
10
100
VDS, Drain-to-Source Voltage (V)
Fig 2. Typical Output Characteristics
Fig 1. Typical Output Characteristics
1000
2.0
RDS(on) , Drain-to-Source On Resistance
(Normalized)
ID, Drain-to-Source Current (A)
VGS
10V
5.0V
4.5V
3.5V
3.3V
3.0V
2.9V
2.7V
100
TJ = 150°C
10
TJ = 25°C
1
0.1
VDS = 15V
≤ 60μs PULSE WIDTH
0.01
1.0
2.0
3.0
4.0
5.0
VGS, Gate-to-Source Voltage (V)
Fig 3. Typical Transfer Characteristics
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ID = 24A
VGS = 10V
1.5
1.0
0.5
-60 -40 -20
0
20
40
60
80 100 120 140 160
TJ , Junction Temperature (°C)
Fig 4. Normalized On-Resistance
vs. Temperature
3
IRFH7934PbF
14
VGS = 0V,
f = 1 MHZ
Ciss = Cgs + Cgd, Cds SHORTED
Crss = Cgd
VGS, Gate-to-Source Voltage (V)
C, Capacitance (pF)
100000
Coss = Cds + Cgd
10000
Ciss
1000
Coss
Crss
ID= 19A
12
VDS= 15V
10
8
6
4
2
0
100
1
10
0
100
20
30
40
50
60
70
Fig 6. Typical Gate Charge vs.
Gate-to-Source Voltage
Fig 5. Typical Capacitance Vs.
Drain-to-Source Voltage
1000
ID, Drain-to-Source Current (A)
1000
ISD, Reverse Drain Current (A)
10
QG Total Gate Charge (nC)
VDS , Drain-to-Source Voltage (V)
100
TJ = 150°C
10
TJ = 25°C
1
VGS = 0V
0.2
0.4
0.6
0.8
1.0
VSD, Source-to-Drain Voltage (V)
Fig 7. Typical Source-Drain Diode
Forward Voltage
OPERATION IN THIS AREA
LIMITED BY R DS (on)
100
100μsec
10
1msec
DC
1
10msec
TA = 25°C
Tj = 150°C
Single Pulse
0.1
0.1
4
VDS= 24V
1.2
0.1
1
10
100
VDS , Drain-toSource Voltage (V)
Fig 8. Maximum Safe Operating Area
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IRFH7934PbF
VGS(th) Gate threshold Voltage (V)
25
ID , Drain Current (A)
20
15
10
5
2.0
ID = 50μA
1.6
1.2
0
0.8
25
50
75
100
125
150
-75
-50
-25
0
25
50
75
100
125
150
TJ , Temperature ( °C )
TJ , Ambient Temperature (°C)
Fig 9. Maximum Drain Current vs.
Ambient Temperature
Fig 10. Threshold Voltage vs. Temperature
100
Thermal Response ( ZthJC )
D = 0.50
10
0.20
0.10
0.05
0.02
0.01
1
τJ
0.1
R1
R1
τJ
τ1
R2
R2
R3
R3
R4
R4
τC
τ1
τ2
τ2
τ3
τ3
τ4
τ4
Ci= τi/Ri
Ci i/Ri
0.01
SINGLE PULSE
( THERMAL RESPONSE )
τ
Ri (°C/W) τι (sec)
6.955975 0.065034
15.08336 5.307554
1.818966 0.00141
16.08526 0.757022
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
0.001
1E-006
1E-005
0.0001
0.001
0.01
0.1
1
10
100
t1 , Rectangular Pulse Duration (sec)
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Ambient
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5
14
EAS, Single Pulse Avalanche Energy (mJ)
( Ω)
RDS (on), Drain-to -Source On Resistance m
IRFH7934PbF
ID = 24A
12
10
8
6
TJ = 125°C
4
TJ = 25°C
2
0
2
3
4
5
6
7
8
9
10
400
I D
2.5A
3.7A
BOTTOM 19A
TOP
300
200
100
0
25
VGS, Gate-to-Source Voltage (V)
50
75
VDS
VGS
+
V
- DD
IAS
20V
RD
D.U.T.
RG
DRIVER
D.U.T
RG
150
Fig 13. Maximum Avalanche Energy
vs. Drain Current
15V
VDS
125
Starting TJ, Junction Temperature (°C)
Fig 12. On-Resistance vs. Gate Voltage
L
100
+
-VDD
V10V
GS
Pulse Width ≤ 1 µs
Duty Factor ≤ 0.1
A
0.01Ω
tp
Fig 14a. Unclamped Inductive Test Circuit
V(BR)DSS
tp
Fig 15a. Switching Time Test Circuit
VDS
90%
10%
VGS
I AS
Fig 14b. Unclamped Inductive Waveforms
6
td(on)
tr
td(off)
tf
Fig 15b. Switching Time Waveforms
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IRFH7934PbF
D.U.T
Driver Gate Drive
P.W.
+
ƒ
-
‚
-
-
„
*
D.U.T. ISD Waveform
Reverse
Recovery
Current
+

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
V DD
P.W.
Period
VGS=10V
Circuit Layout Considerations
• Low Stray Inductance
• Ground Plane
• Low Leakage Inductance
Current Transformer
+
D=
Period
+
-
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
ISD
Ripple ≤ 5%
* VGS = 5V for Logic Level Devices
Fig 16. Peak Diode Recovery dv/dt Test Circuit for N-Channel
HEXFET® Power MOSFETs
Current Regulator
Same Type as D.U.T.
Id
Vds
Vgs
50KΩ
12V
.2μF
.3μF
D.U.T.
+
V
- DS
Vgs(th)
VGS
3mA
IG
ID
Qgs1 Qgs2
Qgd
Qgodr
Current Sampling Resistors
Fig 17. Gate Charge Test Circuit
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Fig 18. Gate Charge Waveform
7
IRFH7934PbF
PQFN Package Details
Note: For the most current drawing please refer to IR website at http://www.irf.com/package/
8
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IRFH7934PbF
PQFN Part Marking
PQFN Tape and Reel
Note: For the most current drawing please refer to IR website at: http://www.irf.com/package/
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9
IRFH7934PbF
Orderable part number
Package Type
IRFH7934TRPBF
PQFN 5mm x 6mm
Standard Pack
Form
Quantity
Tape and Reel
4000
Note
Qualification information†
Qualification level
Moisture Sensitivity Level
RoHS compliant
Cons umer
(per JE DE C JE S D47F
PQFN 5mm x 6mm
††
†††
guidelines )
MS L2
††††
†††
(per JE DE C J-S T D-020D
)
Yes
†
Qualification standards can be found at International Rectifier’s web site
http://www.irf.com/product-info/reliability
††
Higher qualification ratings may be available should the user have such requirements.
Please contact your International Rectifier sales representative for further information:
http://www.irf.com/whoto-call/salesrep/
††† Applicable version of JEDEC standard at the time of product release.
†††† Higher MSL ratings may be available for the specific package types listed here.
Please contact your International Rectifier sales representative for further information:
http://www.irf.com/whoto-call/salesrep/
Notes:
 Repetitive rating; pulse width limited by max. junction temperature.
‚ Starting TJ = 25°C, L = 0.535mH, RG = 25Ω, IAS = 19A.
ƒ Pulse width ≤ 400μs; duty cycle ≤ 2%.
„ Rthjc is guaranteed by design
… When mounted on 1 inch square 2 oz copper pad on 1.5x1.5 in. board of FR-4 material.
Data and specifications subject to change without notice.
IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105
TAC Fax: (310) 252-7903
Visit us at www.irf.com for sales contact information.2/2009
10
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