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TC4428 PDF预览

TC4428

更新时间: 2024-09-23 22:49:55
品牌 Logo 应用领域
TELCOM 驱动器
页数 文件大小 规格书
6页 78K
描述
1.5A DUAL HIGH-SPEED, POWER MOSFET DRIVERS

TC4428 数据手册

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4
TC4426  
TC4427  
TC4428  
1.5A DUAL HIGH-SPEED, POWER MOSFET DRIVERS  
GENERAL DESCRIPTION  
FEATURES  
The TC4426/4427/4428 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 500mA of reverse  
current (of either polarity) being forced back into their  
outputs. All terminals are fully protected against up to 4kV of  
electrostatic discharge.  
As MOSFET drivers, the TC4426/4427/4428 can easily  
switch 1000 pF gate capacitances in under 30nsec, 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  
Short Delay Time ................................ <40nsec Typ  
Consistent Delay Times With Changes in  
Supply Voltage  
Low Supply Current  
— With Logic “1” Input .................................... 4mA  
— With Logic “0” Input ................................. 400µA  
Low Output Impedance ....................................... 7Ω  
Latch-Up Protected: Will Withstand >0.5A  
Reverse Current................................. Down to – 5V  
Input Will Withstand Negative Inputs  
ESD Protected.....................................................4kV  
Pinout Same as TC426/TC427/TC428  
Other compatible drivers are the TC4426A/27A/28A.  
These drivers have matched input to output leading edge  
and falling edge delays, tD1 and tD2, for processing short  
duration pulses in the 25 nanoseconds range. They are pin  
compatible with the TC4426/27/28.  
ORDERING INFORMATION  
Temperature  
Part No.  
Package  
Range  
FUNCTIONAL BLOCK DIAGRAM  
TC4426COA  
TC4426CPA  
TC4426EOA  
TC4426EPA  
TC4426MJA  
8-Pin SOIC  
0°C to +70°C  
0°C to +70°C  
V
DD  
8-Pin Plastic DIP  
8-Pin SOIC  
INVERTING  
OUTPUTS  
– 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  
TC4427COA  
TC4427CPA  
TC4427EOA  
TC4427EPA  
TC4427MJA  
8-Pin SOIC  
0°C to +70°C  
0°C to +70°C  
NONINVERTING  
OUTPUTS  
8-Pin Plastic DIP  
8-Pin SOIC  
– 40°C to +85°C  
– 40°C to +85°C  
– 55°C to +125°C  
INPUT  
GND  
4.7V  
8-Pin Plastic DIP  
8-Pin CerDIP  
TC4426/TC4427/TC4428  
TC4428COA  
TC4428CPA  
TC4428EOA  
TC4428EPA  
TC4428MJA  
8-Pin SOIC  
0°C to +70°C  
0°C to +70°C  
EFFECTIVE INPUT  
C = 12 pF  
8-Pin Plastic DIP  
8-Pin SOIC  
NOTES: 1.TC4426 has 2 inverting drivers; TC4427 has 2 noninverting drivers.  
2. TC4428 has one inverting and one noninverting driver.  
3. Ground any unused driver input.  
– 40°C to +85°C  
– 40°C to +85°C  
– 55°C to +125°C  
8-Pin Plastic DIP  
8-Pin CerDIP  
TC4426/7/8-8 10/21/96  
TELCOM SEMICONDUCTOR, INC.  
4-245  

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