This post explains for the semiconductor 7133-1.
The Part Number is 7133-1.
The function of this semiconductor is 30mA Low Power LDO.
Manufacturers : Holtek
Preview images :
30mA Low Power LDO Features · Low power consumption · Low voltage drop · Low temperature coefficient · High input voltage (up to +18V) · Output voltage accuracy: tolerance ±2% · TO-92, SOT-89 and SOT-25 package Applications · Battery-powered equipment · Communication equipment · Audio/Video equipment General Description The 71XX-1 series is a set of three-terminal low power high voltage regulators implemented in CMOS technology. They allow input voltages as high as 24V. They are available with several fixed output voltages ranging from 3.0V to 5.0V. CMOS technology ensures low voltage drop and low quiescent current. Selection Table Although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain variable voltages and currents. Part No. Output Voltage Package Marking 7130-1 3.0V 7133-1 7136-1 7144-1 3.3V 3.6V 4.4V TO-92 SOT-89 SOT-25 71XXA-1 (for TO-92) 71XX-1 (for SOT-89) 1XX1 (for SOT-25) 7150-1 5.0V No […]