UNISONIC TECHNOLOGIES CO., LTD
TC4424
Preliminary
CMOS IC
3A Dual High-Speed Power
MOSFET Drivers
DESCRIPTION
The
UTC TC4424
contains two independent 3A buffers which
perform the function
OUT=IN
in positive logic.
FEATURES
* High Peak Output Current: 3A
* Power supply voltage: 4.5V to 18V
* High Capacitive Load Drive Capability: 1800pF in 25 ns
* Short Delay Times: <40 ns (typ)
* Low Supply Current:
With Logic ‘H’ Input ---3.5mA(Max)
With Logic ‘L’ Input ---350uA(Max)
* Low Output Impedance: 3.5Ω(typ)
ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
TC4424L-S16-R
TC4424G-S16-R
Package
SOP-16
Packing
Tape Reel
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Copyright © 2011 Unisonic Technologies Co., Ltd
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QW-R502-566.a
TC4424
PIN CONFIGURATION
NC
INA
NC
GND
GND
NC
INB
NC
1
2
3
4
5
6
7
8
Preliminary
CMOS IC
16 NC
15 OUTA
14 OUTA
13 VDD
12 VDD
11 OUTB
10 OUTB
9
NC
FUNCTION TABLE
(each gate)
INPUT(INA or INB)
H
L
OUTPUT(OUTA or OUTB)
H
L
FUNCTIONAL BLOCK DIAGRAM
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TC4424
Preliminary
CMOS IC
ABSOLUTE MAXIMUM RATING
(T
a
=25°С,unless
otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
V
DD
22
V
Input Voltage
V
(INA,INB)
GND - 5 ~ V
DD
+0.3
V
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
RECOMMENDED OPERATING CONDITIONS
PARAMETER
Supply Voltage
Operating Temprature
SYMBOL
V
DD
T
OPR
RATINGS
4.5 ~ 18
-40 ~ 125
UNIT
V
℃
DC ELECTRICAL CHARACTERISTICS
(V
DD
=4.5V to 18V ,T
a
=25°С,unless otherwise specified)
PARAMETER
Input Voltage
Input Current
Output Voltage
Output Resistance
High
Low
High
Low
High
Low
SYMBOL
TEST CONDITIONS
V
IH
V
IL
0V≦V
IN
≦V
DD
I
IN
V
OH
V
OL
R
OH
I
OUT
=10mA,V
DD
=18V
I
OUT
=10mA,V
DD
=18V
R
OL
I
PK
I
REV
I
S
Duty Cycle≦2%,t≦300 usec
V
IN
=3V(Both inputs)
V
IN
=0V(Both inputs)
MIN
2.4
-1
V
DD
-0.025
2.8
3.5
3
>1.5
1.5
0.15
2.5
0.25
TYP
MAX
0.8
1
0.025
5
5
UNIT
V
V
uA
V
V
Ω
Ω
A
A
mA
mA
Peak Output Current
Latch-Up Protection Withstand
Reverse Current
Power Supply Current
SWITCHING CHARACTERISTICS
(T
A
=25°С, Input: t
R
=t
F
≦10ns,unless
otherwise specified
)
PARAMETER
Rise Time
Fall Time
Delay Time
Delay Time
SYMBOL
t
R
t
F
t
D1
t
D2
TEST CONDITIONS
V
DD
=18V,C
L
=1800pF
V
DD
=18V,C
L
=1800pF
V
DD
=18V,C
L
=1800pF
V
DD
=18V,C
L
=1800pF
MIN
TYP
23
25
33
38
MAX
35
35
75
75
UNIT
ns
ns
ns
ns
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TC4424
Output
C
L
1800pF
Preliminary
CMOS IC
TEST CIRCUIT AND WAVEFORMS
Definitions for test circuit
90%
V
I
10%
5V
0V
90%
Vo
90%
10%
18V
10%
0V
Propagation Delay Times
Note: CL includes probe and jig capacitance.
Input:100kHz,square wave,tRISE=tFALL≦10ns
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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