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L7812 12V Linear Voltage Regulator IC – TO-220

L7812 12V Linear Voltage Regulator IC – TO-220

QAR 3.00/ unit

Arrives by 17 October · Standard · Delivery from QAR 50

Express: 15 October · Economy: 21 October

1

Description

The L7812 is a fixed-output linear voltage regulator designed to provide a stable 12V DC output from a higher input voltage source. It uses internal reference circuitry and pass transistors to maintain constant voltage regulation under varying load and input conditions. The device includes built-in current limiting and thermal shutdown protection , ensuring safe and reliable performance. With minimal external component requirements and a robust TO-220 package , the L7812 is ideal for powering analog circuits, control systems, relays, and industrial electronics. Features • Fixed 12V regulated output • Maximum output current up to 1A • Wide input voltage range (14V to 35V) • Built-in current limiting protection • Thermal shutdown protection • Internal short-circuit protection • Stable linear voltage regulation • Low external component requirement • Suitable for analog and control circuits • Reliable industrial power supply solution • TO-220 package for effective heat dissipation • Easy PCB mounting • Low ripple output • Simple power design integration Tutorials • L7812CV | Voltage Regulator Tutorial

Specifications

ModelL7812
Device TypeLinear Voltage Regulator
Output Voltage12V Fixed
Maximum Output Current1A
Input Voltage Range14V to 35V
Dropout Voltage (Typical)2V
Output Voltage Tolerance±4%
Protection FeaturesCurrent Limit, Thermal Shutdown, Short Circuit Protection
Quiescent CurrentTypical 6mA
Line RegulationTypical 50mV
Load RegulationTypical 100mV
Operating Temperature Range-40°C to +125°C
Package TypeTO-220
Mounting TypeThrough-Hole
Application TypePower Regulation
Category
Chips and ICs