L7912CV Voltage Regulator
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Regulated -12V negative output
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Delivers up to 1.5A of current
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Internal thermal and short-circuit protection
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Suitable for negative voltage rail generation
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TO-220 package ensures easy heat dissipation and PCB mounting
10,00 EGP
In stock
In stock
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Description
L7912CV Voltage Regulator – -12V, 1.5A Negative Voltage Regulator (TO-220)
The L7912CV is a negative voltage linear regulator that delivers a stable -12V output with up to 1.5A current. Belonging to the 79xx series of regulators, it is designed for use in dual-supply systems, analog circuits, and general-purpose power supply designs. The device includes internal current limiting, thermal shutdown, and safe-area protection, ensuring robust and reliable operation.
Packaged in a TO-220, the L7912CV is widely used in applications that require a negative regulated supply voltage.
✅ Key Features:
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Fixed -12V output voltage
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Output current up to 1.5A
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Built-in thermal overload protection
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Short-circuit and current limiting protection
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Only two external capacitors needed for stability
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TO-220 package for efficient heat dissipation
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Reliable operation under varying conditions
📐 Technical Specifications:
| Parameter | Value |
|---|---|
| Output Voltage | -12V (fixed) |
| Output Current | Up to 1.5A |
| Input Voltage | -14.5V to -35V recommended |
| Dropout Voltage (typical) | 2V – 2.5V |
| Line Regulation | 50mV (typical) |
| Load Regulation | 50mV – 240mV (typical) |
| Operating Temperature | 0°C to +125°C |
| Package Type | TO-220 |
⚙️ Applications:
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Dual-polarity power supplies for op-amp circuits
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Analog and audio processing equipment
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Industrial control systems
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Negative rail generation in sensor circuits
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Educational electronics and DIY projects
Specification
General
| Weight Weight | 0,005 g |
|---|---|
| Type |
Linear Voltage Regulator (Negative) |
| Model |
L7912CV |
| Output Voltage |
-12 V DC |
| Input Voltage |
-14 V to -35 V DC (recommended) |
| Maximum Output Current |
1.5 A |
| Dropout Voltage |
~2 V (typical) |
| Regulation |
Line and Load Regulation ≤ 2% |
| Protection |
Thermal Overload, Short Circuit |
| Package Type |
TO-220 |
| Operating Temperature |
0°C to +125°C |
| Applications |
Negative Voltage Power Supply, Electronics Circuits, Arduino / DIY Projects, Voltage Regulation |
| Dimensions |
10x4x15 (mm) (excluding heatsink tab) |
| Package Contents |
1× L7912CV Voltage Regulator |
