Description
L7912CV negative Voltage Regulator (-12V -1A) taywan is a high-quality electronic component designed for Arduino, prototyping, and educational electronics. Negative Voltage Regulator 12V-7912
7912 is a negative 12V Voltage Regulator that restricts the voltage output to -12V and draws -12V regulated power supply. The 7912 is the most common, as its regulated -12 volt supply provides a convenient power source for most TTL components.
7912 is a series of 79XX negative voltage regulators (as known as L79xx , LM79xx , MC79xx …), the xx is replaced with two digits, indicating the output voltage (for example, the 7905 has a negative 5-volts output, while the 7912 produces negative 12-volts).
Technical Specifications
Type
Standard
Number of Outputs
1
Polarity
Negative
Accuracy (%)
±4
Output Type
Fixed
Output Voltage (V)
-12
Maximum Output Current (A)
1.5
Maximum Input Voltage (V)
-35
Line Regulation
240mV
Load Regulation
240mV
Maximum Quiescent Current (mA)
3
Junction to Ambient
50°C/W
Junction to Case
5°C/W
Special Features
Short Circuit Protection|Thermal Protection
Minimum Operating Temperature (°C)
0
Maximum Operating Temperature (°C)
150
Packaging
Tube
Mounting
Through Hole
Tab
Tab
Supplier Package
TO-220AB
Pin Count
3
Lead Shape
Through Hole
Applications
Circuits requiring steady -12v supply
Protection for devices having specific voltage sensitivity
DIY projects requiring specific voltage from an existing higher/ varying voltage supply
l7912CV Datasheet
It’s perfect for DIY makers, students, and anyone building custom electronic circuits or STEM kits.

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