KA278R51

Number of Outputs : 1
Output Type : Fixed
Mounting Style : Through Hole
Dropout Voltage (Max) : 0.5 V at 2 A
Output Current : 2 A
Load Regulation : 2 %
Maximum Operating Temperature : + 80 C
Output Voltage : 5.1 V
Input Voltage MAX : 35 V
Package / Case : TO-220F


Features:

• 2A / 5.1V Output low dropout voltage regulator
• TO220 Full-Mold package (4PIN)
• Overcurrent protection, Thermal shutdown
• Overvoltage protection, Short-Circuit protection
• With output disable function


Specifications

Parameter	Symbol	Value	Unit	Remark
Input Voltage	Vin	35	V	-
Disable Voltage	Vdis	35	V	-
Output Current	Io	2.0	A	-
Power Dissipation 1	Pd1	1.5	W	No Heatsink
Power Dissipation 2	Pd2	15	W	With Heatsink
Junction Temperature	Tj	+150		-
Operating Temperature	Topr	-20 ~ 80		-

Description

The KA278R51 is a low-dropout voltage regulator suitable for various electronic equipments. It provide constant voltage power source with TO-220 4 lead full mold package. Dropout voltage of KA278R51 is below 0.5V in full rated current(2A). This regulator has various function such as peak current protection, thermal shut down, overvoltage protection and output disable function.