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Part Number: GM78R33

 

 

 

 

Description: The GM78R33 is a low - dropout voltage regulator suitable for various electronic equipments. It provid...


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GM78R33 General Description


The GM78R33 is a low - dropout voltage regulator suitable for various electronic equipments. It provides constant voltage power source with TO-220 4 lead full mold package. Dropout voltage of GM78R33 is below 0.5V in full rated current (1A). This regulator has various function such as peak current protection, thermal shut down, overvoltage protection and output disable function.

GM78R33 Maximum Ratings

PARAMETER SYMBOL VALUE UNITS Remark
Input Voltage VIN 26 V  
Disable Voltage VDIS 26 V  
Output Current IO 1.5 A  
Power Dissipation 1 Pd1 2.0 W No Heatsink
Power Dissipation 2 Pd2 15 W Whit Heatsink
Junction Temperature TJ +150 °C  
Operating Junction Temperature TOPR -40 ~ +125 °C  
Thermal Resistance, Junction - to Case (Note 2) RqJC 4.31 °C/W  
Thermal Resistance, Junction - to Air (Note 2 ) RqJA 48.83 °C/W  
Thermal Shutdown Temperature Ttsd 150 °C  

GM78R33 Features

·1A / 3.3V Output low dropout voltage regulator
·TO-220 Full-Mold package (4PIN)
·Overcurrent protection, Thermal shutdown
·Overvoltage protection, Short-Circuit Protection
·With output disable function

GM78R33 datasheet

GM78R33
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