KA78R33

Features:

• 1A / 3.3V 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 Disable Voltage Output Current Power Dissipation 1 Power Dissipation 2 Junction Temperature Operating Temperature Thermal Resistance, Junction-to Case (Note2) Thermal Resistance, Junction-to-Air (Note2) Thermal Shutdown Temperature	Vin Vdis Io Pd1 Pd2 Tj Topr Rjc Rja Ttsd	35 35 1.0 1.5 15 +150 -20 ~ +80 4.31 48.83 150	V V A W W °C °C °C/W °C/W °C	- - - No Heatsink With Heatsink - - - - -

Description

The KA78R33 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 KA78R33 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.