IRF IRFH7936PBF

PD -97337
IRFH7936PbF
HEXFET® Power MOSFET
Applications
l
l
Synchronous MOSFET for Notebook
Processor Power
Synchronous Rectifer MOSFET for Isolated
DC-DC Converters in Networking Systems
VDSS
RDS(on) max
Qg
30V
4.8mΩ@VGS = 10V
17nC
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
Absolute Maximum Ratings
Parameter
Max.
VDS
Drain-to-Source Voltage
30
VGS
± 20
ID @ TA = 25°C
Gate-to-Source Voltage
Continuous Drain Current, VGS @ 10V
ID @ TA = 70°C
Continuous Drain Current, VGS @ 10V
16
ID @ TC = 25°C
Continuous Drain Current, VGS @ 10V
76
IDM
Pulsed Drain Current
160
PD @TA = 25°C
Power Dissipation
PD @TA = 70°C
TJ
Linear Derating Factor
Operating Junction and
TSTG
Storage Temperature Range
V
20
c
g
Power Dissipation g
Units
A
3.1
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.
–––
2.8
–––
40
Units
°C/W
Notes  through … are on page 9
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1
07/17/08
IRFH7936PbF
Static @ TJ = 25°C (unless otherwise specified)
Parameter
Min. Typ. Max. Units
BVDSS
∆ΒVDSS/∆TJ
RDS(on)
Drain-to-Source Breakdown Voltage
Breakdown Voltage Temp. Coefficient
Static Drain-to-Source On-Resistance
VGS(th)
∆VGS(th)
IDSS
Gate Threshold Voltage
Gate Threshold Voltage Coefficient
Drain-to-Source Leakage Current
IGSS
Gate-to-Source Forward Leakage
Gate-to-Source Reverse Leakage
Forward Transconductance
Total Gate Charge
Pre-Vth Gate-to-Source Charge
Post-Vth Gate-to-Source Charge
Gate-to-Drain Charge
Gate Charge Overdrive
Switch Charge (Qgs2 + Qgd)
Output Charge
Gate Resistance
Turn-On Delay Time
Rise Time
Turn-Off Delay Time
Fall Time
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
gfs
Qg
Qgs1
Qgs2
Qgd
Qgodr
Qsw
Qoss
RG
td(on)
tr
td(off)
tf
Ciss
Coss
Crss
30
–––
–––
–––
1.35
–––
–––
–––
–––
–––
48
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
0.022
4.1
6.0
1.8
-6.3
–––
–––
–––
–––
–––
17
4.5
2.0
5.5
5.0
7.5
9.0
1.5
17
12
19
7.0
2360
450
210
Conditions
–––
V VGS = 0V, ID = 250µA
––– V/°C Reference to 25°C, ID = 1mA
VGS = 10V, ID = 20A
4.8
mΩ
6.8
VGS = 4.5V, ID = 16A
2.35
V
VDS = VGS, ID = 50µA
––– mV/°C
VDS = 24V, VGS = 0V
1.0
µA
150
VDS = 24V, VGS = 0V, TJ = 125°C
100
VGS = 20V
nA
-100
VGS = -20V
–––
S VDS = 15V, ID = 16A
26
VDS = 15V
–––
–––
VGS = 4.5V
nC
–––
ID = 16A
–––
See Fig.17 & 18
–––
–––
nC VDS = 16V, VGS = 0V
2.3
Ω
VDD = 15V, VGS = 4.5V
–––
–––
ID = 16A
ns
RG=1.8Ω
–––
See Fig.15
–––
VGS = 0V
–––
pF VDS = 15V
–––
–––
ƒ = 1.0MHz
e
e
Avalanche Characteristics
EAS
IAR
Parameter
Single Pulse Avalanche Energy
Avalanche Current
c
Max.
28
16
Typ.
–––
–––
d
Units
mJ
A
Diode Characteristics
Parameter
IS
ISM
VSD
trr
Qrr
ton
2
Continuous Source Current
(Body Diode)
Pulsed Source Current
(Body Diode)
Diode Forward Voltage
Reverse Recovery Time
Reverse Recovery Charge
Forward Turn-On Time
c
Min. Typ. Max. Units
–––
–––
3.9
–––
–––
160
–––
–––
–––
–––
14
15
1.0
21
23
A
V
ns
nC
Conditions
D
MOSFET symbol
showing the
G
integral reverse
S
p-n junction diode.
TJ = 25°C, IS = 16A, VGS = 0V
TJ = 25°C, IF = 16A, VDD = 15V
See Fig.16
di/dt = 300A/µs
e
e
Intrinsic turn-on time is negligible (turn-on is dominated by LS+LD)
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IRFH7936PbF
1000
1000
ID, Drain-to-Source Current (A)
Tj = 25°C
TOP
100
BOTTOM
VGS
10V
5.0V
4.5V
3.5V
3.3V
3.0V
2.9V
2.7V
≤60µs PULSE WIDTH
Tj = 150°C
ID, Drain-to-Source Current (A)
≤60µs PULSE WIDTH
TOP
100
10
1
BOTTOM
VGS
10V
5.0V
4.5V
3.5V
3.3V
3.0V
2.9V
2.7V
10
2.7V
2.7V
1
0.1
0.1
1
10
0.1
100
10
100
V DS, Drain-to-Source Voltage (V)
V DS, Drain-to-Source Voltage (V)
Fig 2. Typical Output Characteristics
Fig 1. Typical Output Characteristics
1000
2.0
100
T J = 150°C
10
T J = 25°C
1
VDS = 15V
≤60µs PULSE WIDTH
0.1
ID = 20A
VGS = 10V
1.5
(Normalized)
RDS(on) , Drain-to-Source On Resistance
ID, Drain-to-Source Current (A)
1
1.0
0.5
1
2
3
4
VGS , Gate-to-Source Voltage (V)
Fig 3. Typical Transfer Characteristics
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5
-60 -40 -20 0
20 40 60 80 100 120 140 160
T J , Junction Temperature (°C)
Fig 4. Normalized On-Resistance
vs. Temperature
3
IRFH7936PbF
10000
14.0
VGS = 0V,
f = 1 MHZ
Ciss = Cgs + Cgd, C ds SHORTED
Crss = Cgd
VGS , Gate-to-Source Voltage (V)
ID= 16A
C, Capacitance (pF)
Coss = Cds + Cgd
Ciss
1000
Coss
Crss
12.0
VDS= 24V
VDS= 15V
10.0
8.0
6.0
4.0
2.0
100
0.0
1
10
100
0
5
VDS, Drain-to-Source Voltage (V)
1000
1000
ID, Drain-to-Source Current (A)
ISD, Reverse Drain Current (A)
15
20
100
30
35
40
45
OPERATION IN THIS AREA
LIMITED BY R DS(on)
100
TJ = 150°C
10
25
Fig 6. Typical Gate Charge vs.
Gate-to-Source Voltage
Fig 5. Typical Capacitance Vs.
Drain-to-Source Voltage
T J = 25°C
1
100µsec
1msec
10
0.1
10msec
DC
1
T A = 25°C
Tj = 150°C
Single Pulse
VGS = 0V
0.1
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
VSD, Source-to-Drain Voltage (V)
Fig 7. Typical Source-Drain Diode
Forward Voltage
4
10
Q G , Total Gate Charge (nC)
1.8
0.1
1
10
100
VDS, Drain-to-Source Voltage (V)
Fig 8. Maximum Safe Operating Area
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IRFH7936PbF
2.5
VGS(th) , Gate Threshold Voltage (V)
20
ID, Drain Current (A)
15
10
5
2.0
ID = 50µA
1.5
1.0
0
25
50
75
100
125
-75 -50 -25
150
0
25
50
75 100 125 150
T J , Temperature ( °C )
T A , Ambient Temperature (°C)
Fig 9. Maximum Drain Current vs.
Ambient Temperature
Fig 10. Threshold Voltage vs. Temperature
Thermal Response ( Z thJA ) °C/W
100
D = 0.50
10
0.20
0.10
R1
R1
0.05
1
τJ
0.02
0.01
τJ
τ1
R2
R2
R3
R3
R4
R4
τA
τ1
τ2
τ2
τ3
τ3
τ4
Ri (°C/W)
τi (sec)
1.6431
0.000308
τA
τ4
Ci= τi/Ri
Ci= τi/Ri
0.1
1E-005
0.0001
0.001
0.017766
16.903
0.9436
16.855
40.8
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthja + T A
SINGLE PULSE
( THERMAL RESPONSE )
0.01
1E-006
4.6179
0.01
0.1
1
10
100
1000
t1 , Rectangular Pulse Duration (sec)
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Ambient
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5
14
220
ID = 20A
12
10
8
T J = 125°C
6
4
T J = 25°C
2
EAS , Single Pulse Avalanche Energy (mJ)
RDS(on), Drain-to -Source On Resistance (m Ω)
IRFH7936PbF
ID
3.0A
5.1A
BOTTOM 16A
200
TOP
180
160
140
120
100
80
60
40
20
0
0
2
4
6
8
10 12 14 16 18 20
25
50
VGS, Gate -to -Source Voltage (V)
Fig 12. On-Resistance vs. Gate Voltage
V DS
V GS
VDS
+
V
- DD
IAS
20V
125
150
RD
D.U.T.
RG
DRIVER
D.U.T
RG
100
Fig 13. Maximum Avalanche Energy
vs. Drain Current
15V
L
75
Starting T J , Junction Temperature (°C)
+
-V DD
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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IRFH7936PbF
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.
• I SD controlled by Duty Factor "D"
• D.U.T. - Device Under Test
P.W.
Period
VGS=10V
Circuit Layout Considerations
• Low Stray Inductance
• Ground Plane
• Low Leakage Inductance
Current Transformer
+
D=
Period
V DD
+
-
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
IRFH7936PbF
PQFN Package Details
PQFN Part Marking
INTERNATIONAL
RECTIFIER LOGO
6
DATE CODE
XXXX
ASSEMBLY SITE CODE
(Per SCOP 200-002)
PART NUMBER
XYWWX
XXXXX
MARKING CODE
(Per Marking Spec.)
PIN 1
IDENTIFIER
LOT CODE
(Eng Mode - Min. last 4 digits of EATI #)
(Prod Mode - 4 digits SPN code)
TOP MARKING (LASER)
Note: For the most current drawing please refer to IR website at http://www.irf.com/package/
8
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IRFH7936PbF
PQFN Tape and Reel
Note: For the most current drawing please refer to IR website at http://www.irf.com/package/
Notes:
 Repetitive rating; pulse width limited by max. junction temperature.
‚ Starting TJ = 25°C, L = 0.22mH, RG = 25Ω, IAS = 16A.
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.
This product has been designed and qualified for the Consumer market.
Qualification Standards can be found on IR’s Web site.
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.07/08
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