INTERSIL IRF740

IRF740
Data Sheet
July 1999
10A, 400V, 0.550 Ohm, N-Channel Power
MOSFET
This N-Channel enhancement mode silicon gate power field
effect transistor is an advanced power MOSFET designed,
tested, and guaranteed to withstand a specified level of
energy in the breakdown avalanche mode of operation. All of
these power MOSFETs are designed for applications such
as switching regulators, switching converters, motor drivers,
relay drivers, and drivers for high power bipolar switching
transistors requiring high speed and low gate drive power.
They can be operated directly from integrated circuits.
Ordering Information
IRF740
PACKAGE
TO-220AB
2311.3
Features
• 10A, 400V
• rDS(ON) = 0.550Ω
• Single Pulse Avalanche Energy Rated
• SOA is Power Dissipation Limited
• Nanosecond Switching Speeds
• Linear Transfer Characteristics
• High Input Impedance
• Related Literature
- TB334 “Guidelines for Soldering Surface Mount
Components to PC Boards”
Formerly developmental type TA17424.
PART NUMBER
File Number
BRAND
Symbol
D
IRF740
NOTE: When ordering, include the entire part number.
G
S
Packaging
JEDEC TO-220AB
TOP VIEW
SOURCE
DRAIN
GATE
DRAIN
(FLANGE)
4-239
CAUTION: These devices are sensitive to electrostatic discharge; follow proper ESD Handling Procedures.
http://www.intersil.com or 407-727-9207 | Copyright © Intersil Corporation 1999
IRF740
Absolute Maximum Ratings
TC = 25oC, Unless Otherwise Specified
Drain to Source Voltage (Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VDS
Drain to Gate Voltage (RGS = 20kΩ) (Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VDGR
Continuous Drain Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ID
TC = 100oC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ID
Pulsed Drain Current (Note 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . IDM
Gate to Source Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VGS
Maximum Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PD
Linear Derating Factor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Single Pulse Avalanche Energy Rating (Note 4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . EAS
Operating and Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TJ, TSTG
Maximum Temperature for Soldering
Leads at 0.063in (1.6mm) from Case for 10s. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TL
Package Body for 10s, See Techbrief 334 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Tpkg
IRF740
400
400
10
6.3
40
±20
125
1.0
520
-55 to 150
UNITS
V
V
A
A
A
V
W
W/oC
mJ
oC
300
260
oC
oC
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
1. TJ = 25oC to 125oC.
Electrical Specifications
TC = 25oC, Unless Otherwise Specified
MIN
TYP
MAX
UNITS
Drain to Source Breakdown Voltage
PARAMETER
SYMBOL
BVDSS
VGS = 0V, ID = 250µA (Figure 10)
400
-
-
V
Gate to Threshold Voltage
VGS(TH)
VGS = VDS, ID = 250µA
2.0
-
4.0
V
-
-
25
µA
-
-
250
µA
10
-
-
A
Zero Gate Voltage Drain Current
IDSS
TEST CONDITIONS
VDS = Rated BVDSS, VGS = 0V
VDS = 0.8 x Rated BVDSS, VGS = 0V, TJ = 125oC
On-State Drain Current (Note 2)
Gate to Source Leakage Current
Drain to Source On Resistance (Note 2)
Forward Transconductance (Note 2)
Turn-On Delay Time
ID(ON)
IGSS
rDS(ON)
gfs
tD(ON)
Rise Time
tr
Turn-Off Delay Time
tD(OFF)
Fall Time
VDS > ID(ON) x rDS(ON)MAX , VGS = 10V
VGS = ±20V
-
-
±500
nA
VGS = 10V, ID = 5.2A (Figures 8, 9)
-
0.47
0.550
Ω
5.8
8.9
-
S
-
15
21
ns
-
25
41
ns
-
52
75
ns
-
25
36
ns
-
41
63
nC
-
6.5
-
nC
-
23
-
nC
-
1250
-
pF
VDS ≥ 50V, ID = 5.2A (Figure 12)
VDD = 200V, ID ≈ 10A, RG = 9.1Ω,
RL = 20Ω, VGS = 10V
MOSFET Switching Times are Essentially
Independent of Operating Temperature
tf
Total Gate Charge
(Gate to Source + Gate to Drain)
Gate to Source Charge
Qg(TOT)
Qgs
VGS = 10V, ID = 10A, VDS = 0.8 x Rated BVDSS
Ig(REF) = 1.5mA (Figure 14)
Gate Charge is Essentially Independent of Operating
Temperature
Gate to Drain “Miller” Charge
Qgd
Input Capacitance
CISS
Output Capacitance
COSS
-
300
-
pF
Reverse-Transfer Capacitance
CRSS
-
80
-
pF
Modified MOSFET
Symbol Showing the
Internal Devices
Measured From the Drain Inductances
D
Lead, 6mm (0.25in) From
Package to Center of Die
LD
-
3.5
-
nH
-
4.5
-
nH
Measured From the
Source Lead, 6mm
(0.25in) From Header to
Source Bonding Pad
-
7.5
-
nH
-
-
1.0
oC/W
-
-
62.5
oC/W
Internal Drain Inductance
LD
Internal Source Inductance
LS
VGS = 0V, VDS = 25V, f = 1.0MHz (Figure 11)
Measured From the
Contact Screw on Tab to
Center of Die
G
LS
S
Thermal Resistance Junction to Case
RθCS
Thermal Resistance Junction to Ambient
RθJA
4-240
Free Air Operation
IRF740
Source to Drain Diode Specifications
PARAMETER
SYMBOL
Continuous Source to Drain Current
ISD
Pulse Source to Drain Current
(Note 3)
ISDM
TEST CONDITIONS
Modified MOSFET
Symbol Showing the
Integral Reverse
P-N Junction Diode
MIN
TYP
MAX
UNITS
-
-
10
A
-
-
40
A
-
-
2.0
V
170
390
790
ns
1.6
4.5
8.2
µC
D
G
S
Source to Drain Diode Voltage (Note 2)
VSD
Reverse Recovery Time
trr
Reverse Recovered Charge
QRR
TJ = 25oC, ISD = 10A, VGS = 0V (Figure 13)
TJ = 25oC, ISD = 10A, dISD/dt = 100A/µs
TJ = 25oC, ISD = 10A, dISD/dt = 100A/µs
NOTES:
2. Pulse Test: Pulse width ≤ 300µs, duty cycle ≤ 2%.
3. Repetitive Rating: Pulse width limited by Max junction temperature. See Transient Thermal Impedance curve (Figure 3).
4. VDD = 50V, starting TJ = 25oC, L = 9.1µH, RG = 25Ω, peak IAS = 10A.
Typical Performance Curves
Unless Otherwise Specified
10
ID, DRAIN CURRENT (A)
1.0
0.8
0.6
0.4
0.2
0
0
50
100
150
TC , CASE TEMPERATURE (oC)
FIGURE 1. NORMALIZED POWER DISSIPATION vs CASE
TEMPERATURE
ZθJC, TRANSIENT THERMAL IMPEDANCE
POWER DISSIPATION MULTIPLIER
1.2
8
6
4
2
0
25
50
75
100
125
TC , CASE TEMPERATURE (oC)
150
FIGURE 2. MAXIMUM CONTINUOUS DRAIN CURRENT vs
CASE TEMPERATURE
1
0.5
0.2
0.1
0.1
0.05
0.02
0.01
10-2
10-3
10-5
PDM
SINGLE PULSE
t1
t2t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJC + TC
10-4
0.1
10-2
10-3
t1, RECTANGULAR PULSE DURATION (S)
FIGURE 3. NORMALIZED MAXIMUM TRANSIENT THERMAL IMPEDANCE
4-241
1
10
IRF740
Typical Performance Curves
Unless Otherwise Specified (Continued)
15
100
ID, DRAIN CURRENT (A)
ID, DRAIN CURRENT (A)
10µs
10
100µs
1ms
OPERATION IN THIS
REGION IS LIMITED
BY rDS(ON)
1
10ms
TC = 25oC
TC = 150oC
SINGLE PULSE
0.1
12
VGS = 5.5V
9
VGS = 5.0V
6
VGS = 4.5V
3
DC
VGS = 4.0V
102
10
VDS, DRAIN TO SOURCE VOLTAGE (V)
1
0
103
0
40
80
120
160
VDS, DRAIN TO SOURCE VOLTAGE (V)
ID, DRAIN CURRENT (A)
PULSE DURATION = 80µs
DUTY CYCLE = 0.5% MAX
VGS = 10V
VGS = 6.0V
VGS = 5.5V
12
9
VGS = 5.0V
6
VGS = 4.5V
3
VGS = 4.0V
0
0
2
4
6
8
VDS, DRAIN TO SOURCE VOLTAGE (V)
10
100
PULSE DURATION = 80µs
DUTY CYCLE = 0.5% MAX
VDS ≥ 50V
10
0.1
0
2
4
6
8
VGS, GATE TO SOURCE VOLTAGE (V)
NORMALIZED DRAIN TO SOURCE
ON RESISTANCE VOLTAGE
ON RESISTANCE
rDS(ON), DRAIN TO SOURCE
3.0
4
VGS = 10V
2
VGS = 20V
1
0
25
10
20
30
40
TC , CASE TEMPERATURE (oC)
FIGURE 8. DRAIN TO SOURCE ON RESISTANCE vs GATE
VOLTAGE AND DRAIN CURRENT
4-242
10
FIGURE 7. TRANSFER CHARACTERISTICS
PULSE DURATION = 80µs
DUTY CYCLE = 0.5% MAX
3
TJ = 25oC
TJ = 150oC
1
FIGURE 6. SATURATION CHARACTERISTICS
5
200
FIGURE 5. OUTPUT CHARACTERISTICS
IDS(ON), DRAIN TO SOURCE CURRENT (A)
FIGURE 4. FORWARD BIAS SAFE OPERATING AREA
15
PULSE DURATION = 80µs
DUTY CYCLE = 0.5% MAX
VGS = 10V
VGS = 6.0V
50
2.4
PULSE DURATION = 80µs
DUTY CYCLE = 0.5% MAX
ID = 10A, VGS = 10V
1.8
1.2
0.6
0
-60
-40
-20
0
20
40
60
80
100 120 140 160
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 9. NORMALIZED DRAIN TO SOURCE ON
RESISTANCE vs JUNCTION TEMPERATURE
IRF740
Typical Performance Curves
Unless Otherwise Specified (Continued)
2500
VGS = 0V, f = 1MHz
CISS = CGS + CGD
CRSS = CGD
COSS ≈ CDS + CGD
ID = 250µA
1.15
2000
C, CAPACITANCE (pF)
NORMALIZED DRAIN TO SOURCE
BREAKDOWN VOLTAGE
1.25
1.05
0.95
1500
1000
COSS
0.85
0.75
-60
CISS
CRSS
500
-40
-20
0
20
40
60
80
0
100 120 140 160
1
2
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 10. NORMALIZED DRAIN TO SOURCE BREAKDOWN
VOLTAGE vs JUNCTION TEMPERATURE
100
ISD, SOURCE TO DRAIN CURRENT (A)
12
TJ = 25oC
9
TJ = 150oC
6
3
4
8
12
16
PULSE DURATION = 80µs
DUTY CYCLE = 0.5% MAX
TJ = 150oC
TJ = 25oC
1.0
20
0
0.3
0.6
0.9
1.2
VSD, SOURCE TO DRAIN VOLTAGE (V)
ID, DRAIN CURRENT (A)
FIGURE 12. TRANSCONDUCTANCE vs DRAIN CURRENT
20
FIGURE 13. SOURCE TO DRAIN DIODE VOLTAGE
ID = 10A
16
VDS = 80V
12
VDS = 200V
VDS = 320V
8
4
0
0
12
24
36
48
60
Qg, GATE CHARGE (nC)
FIGURE 14. GATE TO SOURCE VOLTAGE vs GATE CHARGE
4-243
103
10
0.1
0
0
5
FIGURE 11. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
PULSE DURATION = 80µs
DUTY CYCLE = 0.5% MAX
VDS ≥ 50V
VGS, GATE TO SOURCE VOLTAGE (V)
gfs, TRANSCONDUCTANCE (S)
15
10
2
5
2
5
102
VDS , DRAIN TO SOURCE VOLTAGE (V)
1.5
IRF740
Test Circuits and Waveforms
VDS
BVDSS
L
tP
VARY tP TO OBTAIN
+
RG
REQUIRED PEAK IAS
-
VGS
VDS
IAS
VDD
VDD
DUT
tP
0V
IAS
0
0.01Ω
tAV
FIGURE 15. UNCLAMPED ENERGY TEST CIRCUIT
FIGURE 16. UNCLAMPED ENERGY WAVEFORMS
tON
tOFF
td(ON)
td(OFF)
tf
tr
VDS
RL
90%
90%
+
RG
-
VDD
10%
10%
0
90%
DUT
VGS
VGS
0
10%
VDS
(ISOLATED
SUPPLY)
CURRENT
REGULATOR
0.2µF
50%
PULSE WIDTH
FIGURE 18. RESISTIVE SWITCHING WAVEFORMS
FIGURE 17. SWITCHING TIME TEST CIRCUIT
12V
BATTERY
50%
VDD
Qg(TOT)
SAME TYPE
AS DUT
50kΩ
Qgd
0.3µF
VGS
Qgs
D
VDS
DUT
G
0
IG(REF)
S
0
IG CURRENT
SAMPLING
RESISTOR
VDS
ID CURRENT
SAMPLING
RESISTOR
FIGURE 19. GATE CHARGE TEST CIRCUIT
4-244
IG(REF)
0
FIGURE 20. GATE CHARGE WAVEFORMS
IRF740
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4-245
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