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TC4426A PDF预览

TC4426A

更新时间: 2024-09-24 22:42:27
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TELCOM 驱动器
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描述
1.5A DUAL HIGH-SPEED POWER MOSFET DRIVERS

TC4426A 数据手册

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4
TC4426A  
TC4427A  
TC4428A  
1.5A DUAL HIGH-SPEED POWER MOSFET DRIVERS  
GENERAL DESCRIPTION  
FEATURES  
The TC4426A/4427A/4428A are improved versions of  
the earlier TC426/427/428 family of buffer/drivers (with  
which they are pin compatible). They will not latch up under  
any conditions within their power and voltage ratings. They  
are not subject to damage when up to 5V of noise spiking (of  
either polarity) occurs on the ground pin. They can accept,  
without damage or logic upset, up to 500 mA of reverse  
current (of either polarity) being forced back into their  
outputs. All terminals are fully protected against up to 4 kV  
of electrostatic discharge.  
As MOSFET drivers, the TC4426A/4427A/4428A can  
easily switch 1000 pF gate capacitances in under 30 ns, and  
provide low enough impedances in both the ON and OFF  
states to ensure the MOSFET's intended state will not be  
affected, even by large transients.  
High Peak Output Current ............................... 1.5A  
Wide Operating Range ..........................4.5V to 18V  
High Capacitive Load  
Drive Capability ................. 1000 pF in 25 nsec Typ  
Short Delay Time ................................. 30 nsec Typ  
Matched Rise, Fall and Delay Times  
Low Supply Current  
— With Logic “1” Input ............................ 1 mA Typ  
— With Logic “0” Input ......................... 100 µA Typ  
Low Output Impedance ................................ 7Typ  
Latch-Up Protected: Will Withstand 0.5A  
Reverse Current  
Input Will Withstand Negative Inputs Up to 5V  
ESD Protected....................................................4 kV  
Pinout Same as TC426/TC427/TC428  
ORDERING INFORMATION  
PIN CONFIGURATIONS  
Part No.  
Package  
Temp. Range  
NC  
1
2
3
4
NC  
IN A  
GND  
IN B  
1
2
3
4
NC  
IN A  
GND  
IN B  
1
2
3
4
8
7
6
5
8
7
6
5
NC  
8
7
6
5
NC  
NC  
IN A  
GND  
TC4426ACOA  
TC4426ACPA  
TC4426AEOA  
TC4426AEPA  
TC4426AMJA  
8-Pin SOIC  
0°C to +70°C  
0°C to +70°C  
OUT A  
OUT A  
OUT A  
TC4426A  
TC4427A  
TC4428A  
V
V
V
DD  
DD  
8-Pin Plastic DIP  
8-Pin SOIC  
DD  
OUT B  
OUT B  
IN B  
OUT B  
– 40°C to +85°C  
– 40°C to +85°C  
– 55°C to +125°C  
2
7
5
8-Pin Plastic DIP  
8-Pin CerDIP  
2,4  
7,5  
2,4  
7,5  
4
INVERTING  
NONINVERTING  
TC4427ACOA  
TC4427ACPA  
TC4427AEOA  
TC4427AEPA  
TC4427AMJA  
8-Pin SOIC  
0°C to +70°C  
0°C to +70°C  
DIFFERENTIAL  
NC = NO INTERNAL CONNECTION  
NOTE: SOIC pinout is identical to DIP.  
8-Pin Plastic DIP  
8-Pin SOIC  
– 40°C to +85°C  
– 40°C to +85°C  
– 55°C to +125°C  
8-Pin Plastic DIP  
8-Pin CerDIP  
FUNCTIONAL BLOCK DIAGRAM  
V
DD  
TC4428ACOA  
TC4428ACPA  
TC4428AEOA  
TC4428AEPA  
TC4428AMJA  
8-Pin SOIC  
0°C to +70°C  
0°C to +70°C  
INVERTING  
OUTPUTS  
8-Pin Plastic DIP  
8-Pin SOIC  
2 mA  
– 40°C to +85°C  
– 40°C to +85°C  
– 55°C to +125°C  
8-Pin Plastic DIP  
8-Pin CerDIP  
300 mV  
OUTPUT  
NONINVERTING  
OUTPUTS  
INPUT  
4.7V  
TC4426A/TC4427A/TC4428A  
GND  
EFFECTIVE INPUT  
C = 12 pF  
NOTES: 1. TC4426A has 2 inverting drivers; TC4427A has 2 noninverting drivers.  
2. TC4428A has one inverting and one noninverting driver.  
3. Ground any unused driver input.  
TC4426A/7A/8A-9 10/21/96  
TELCOM SEMICONDUCTOR, INC.  
4-251  

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