Renesas EL7412 High speed, four channel power mosfet driver Datasheet

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EL7412
DATASHEET
FN7287
Rev 1.00
August 26, 2004
High Speed, Four Channel Power MOSFET Drivers
The EL7412 contains (4) high performance matched drivers.
These very high speed drivers are capable of delivering
peak currents of 2.0 amps into highly capacitive loads and
are ideally suited for “Full bridge' and ultrasound
applications. The high speed performance is achieved by
means of a proprietary “Turbo-Driver' circuit that speeds up
input stages by tapping the wider voltage swing at the
output. Improved speed and drive capability are enhanced
by matched rise and fall delay times. The matched delays
maintain the integrity of input-to-output pulse-widths to
reduce timing errors and clock skew problems. This
improved performance is accompanied by a 10 fold
reduction in supply currents over bipolar drivers, yet without
the delay time problems commonly associated with CMOS
devices. Dynamic switching losses are minimized with nonoverlapped drive techniques.
Features
• Excellent response times
• Matched rise and fall times
• Reduced clock skew
• Low output impedance
• Low input capacitance
• High noise immunity
• Improved clocking rate
• Low supply current
• Wide operating voltage range
• Pb-free available
Applications
Pinout
• Full bridge drivers
EL7412
[20-PIN SO (0.300”)]
TOP VIEW
• Clock/line drivers
• CCD Drivers
• Ultra-sound transducer drivers
• Power MOSFET drivers
• Switch mode power supplies
• Class D switching amplifiers
• Ultrasonic and RF generators
• Pulsed circuits
Ordering Information
Note 1: Pins 4–7 and 14–17 are electrically connected.
Manufactured under U.S. Patent Nos. 5,334,883, #5,331,047
PACKAGE
TAPE &
REEL
PKG. DWG.
#
EL7412CM
20-Pin SO (0.300”)
-
MDP0027
EL7412CM-T13
20-Pin SO (0.300”)
13”
MDP0027
EL7412CMZ
(See Note)
20-Pin SO (0.300”)
(Pb-free)
-
MDP0027
EL7412CMZT13 (See Note)
20-Pin SO (0.300”)
(Pb-free)
13”
MDP0027
PART NUMBER
NOTE: Intersil Pb-free products employ special Pb-free material
sets; molding compounds/die attach materials and 100% matte tin
plate termination finish, which is compatible with both SnPb and
Pb-free soldering operations. Intersil Pb-free products are MSL
classified at Pb-free peak reflow temperatures that meet or exceed
the Pb-free requirements of IPC/JEDEC J-Std-020C.
FN7287 Rev 1.00
August 26, 2004
Page 1 of 6
EL7412
Absolute Maximum Ratings (TA = 25°C)
Ambient Operating Temperature . . . . . . . . . . . . . . . .-40°C to +85°C
Operating Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . 125°C
Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . See Curves
Supply (V+ to Gnd) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16.5V
Input Pins . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +0.3V above V+
Combined Peak Output Current. . . . . . . . . . . . . . . . . . . . . . . . . . .8A
Storage Temperature Range . . . . . . . . . . . . . . . . . .-65°C to +150°C
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.
IMPORTANT NOTE: All parameters having Min/Max specifications are guaranteed. Typical values are for information purposes only. Unless otherwise noted, all tests
are at the specified temperature and are pulsed tests, therefore: TJ = TC = TA
DC Electrical Specifications
PARAMETER
TA = 25°C, VDD = 15V unless otherwise specified
DESCRIPTION
TEST CONDITIONS
MIN
TYP
MAX
UNITS
INPUT
VIH
Logic “1' Input Voltage
IIH
Logic “1' Input Current
VIL
Logic “0' Input Voltage
IIL
Logic “0' Input Current
VHVS
Input Hysteresis
2.4
@VDD
V
0.1
@0V
0.1
10
µA
0.8
V
10
µA
0.3
V
OUTPUT
ROH
Pull-Up Resistance
IOUT = -100mA
3
6

ROL
Pull-Down Resistance
IOUT = +100mA
4
6

IPK
Peak Output Current
Source
Sink
2
2
IDC
Continuous Output Current
Source/Sink
IS
Power Supply Current
Inputs High
VS
Operating Voltage
A
100
mA
POWER SUPPLY
AC Electrical Specifications
PARAMETER
2
5
mA
15
V
TYP
MAX
UNITS
CL = 500pF
CL = 1000pF
7.5
10
20
4.5
TA = 25°C, V = 15V unless otherwise specified
DESCRIPTION
TEST CONDITIONS
MIN
SWITCHING CHARACTERISTICS
tR
Rise Time
tF
Fall Time
CL = 500pF
CL = 1000pF
10
13
20
ns
tD1
Turn-On Delay Time
See Timing Table
18
25
ns
tD2
Turn-Off Delay Time
See Timing Table
20
25
ns
FN7287 Rev 1.00
August 26, 2004
ns
Page 2 of 6
EL7412
Timing Table
Standard Test Configuration
Simplified Schematic
FN7287 Rev 1.00
August 26, 2004
Page 3 of 6
EL7412
Typical Performance Curves
Max Power/Derating Curves
Switch Threshold vs Supply Voltage
Ambient Temperature (°C)
Peak Drive vs Supply Voltage
Input Current vs Voltage
“ON' Resistance vs Supply Voltage
FN7287 Rev 1.00
August 26, 2004
Page 4 of 6
EL7412
Typical Performance Curves
(Continued)
Average Supply Current vs
Voltage and Frequency
Rise/Fall Time vs Load
FN7287 Rev 1.00
August 26, 2004
Average Supply Current
vs Capacitive Load
Rise/Fall Time vs Supply Voltage
Page 5 of 6
EL7412
Typical Performance Curves
(Continued)
Propagation Delay vs Supply Voltage
Rise/Fall Time vs Temperature
Delay vs Temperature
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FN7287 Rev 1.00
August 26, 2004
Page 6 of 6
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