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TC4424

更新时间: 2024-09-30 22:42:27
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TELCOM 驱动器
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7页 87K
描述
3A DUAL HIGH-SPEED POWER MOSFET DRIVERS

TC4424 数据手册

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4
TC4423  
TC4424  
TC4425  
3A DUAL HIGH-SPEED POWER MOSFET DRIVERS  
FEATURES  
GENERAL DESCRIPTION  
High Peak Output Current .................................. 3A  
Wide Operating Range ..........................4.5V to 18V  
High Capacitive Load  
Drive Capability ......................... 1800 pF in 25nsec  
Short Delay Times ............................. < 40nsec Typ  
Matched Rise/Fall Times  
The TC4423/4424/4425 are higher output current ver-  
sions of the new TC4426/4427/4428 buffer/drivers, which,  
in turn, are improved versions of the earlier TC426/427/428  
series. All three families are pin-compatible. The TC4423/  
4424/4425 drivers are capable of giving reliable service in  
farmoredemandingelectricalenvironmentsthantheirante-  
cedents.  
AlthoughprimarilyintendedfordrivingpowerMOSFETs,  
the TC4423/4424/4425 drivers are equally well-suited to  
driving any other load (capacitive, resistive, or inductive)  
which requires a low impedance driver capable of high peak  
currents and fast switching times. For example, heavily  
loadedclocklines, coaxialcables, orpiezoelectrictransduc-  
ers can all be driven from the TC4423/4424/4425. The only  
known limitation on loading is the total power dissipated in  
the driver must be kept within the maximum power dissipa-  
tion limits of the package.  
Low Supply Current  
— With Logic "1" Input ................................ 3.5 mA  
— With Logic "0" Input ................................ 350 µA  
Low Output Impedance ............................. 3.5Typ  
Latch-Up Protected . Will Withstand 1.5A Reverse  
Current  
Logic Input Will Withstand Negative Swing Up  
to 5V  
ESD Protected....................................................4 kV  
Pinouts Same as TC1426/27/28; TC4426/27/28  
ORDERING INFORMATION  
Temperature  
Part No.  
Package  
Range  
Temperature  
Part No  
Package  
Range  
TC4423COE  
TC4423CPA  
TC4423EOE  
TC4423EPA  
TC4423MJA  
16-Pin SOIC (Wide)  
8-Pin Plastic DIP  
0°C to +70°C  
0°C to +70°C  
TC4424EPA  
TC4424MJA  
8-Pin Plastic DIP  
8-Pin CerDIP  
– 40°C to +85°C  
– 55°C to +125°C  
16-Pin SOIC (Wide) – 40°C to +85°C  
8-Pin Plastic DIP  
8-Pin CerDIP  
– 40°C to +85°C  
– 55°C to +125°C  
TC4425COE  
TC4425CPA  
TC4425EOE  
TC4425EPA  
TC4425MJA  
16-Pin SO Wide  
8-Pin Plastic DIP  
16-Pin SO Wide  
8-Pin Plastic DIP  
8-Pin CerDIP  
0°C to +70°C  
0°C to +70°C  
– 40°C to +85°C  
– 40°C to +85°C  
– 55°C to +125°C  
TC4424COE  
TC4424CPA  
TC4424EOE  
16-Pin SOIC (Wide)  
8-Pin Plastic DIP  
16-Pin SO Wide  
0°C to +70°C  
0°C to +70°C  
– 40°C to +85°C  
FUNCTIONAL BLOCK DIAGRAM  
V
DD  
INVERTING  
300 mV  
OUTPUT  
NONINVERTING  
INPUT  
4.7V  
TC4423  
DUAL INVERTING  
TC4424  
TC4425  
DUAL NONINVERTING  
ONE INV., ONE NONINV.  
GND  
EFFECTIVE  
NOTES:  
INPUT C = 20 pF  
(EACH INPUT)  
1. TC4425 has one inverting and one noninverting driver.  
2. Ground any unused driver input.  
TC4423/4/5-6 10/21/96  
TELCOM SEMICONDUCTOR, INC.  
4-237  

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