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Texas Instruments Negative Voltage Regulator , 19V Maximum Input, TO-220 3-Pin, 1.5A Output Current LM7912CT/NOPB
Specifications
| Country of Origin | Malaysia |
|---|---|
| Voltage | Regulators Texas Instruments LM7912CT/NOPB, Voltage Regulator 19V TO-220 3-Pin R |
| Brand | Texas Instruments |
| Height | 8.89mm |
| Length | 10.16mm |
| Model | LM7912CT/NOPB |
| Width | 4.7mm |
| Mount Type | Through Hole |
| Series | LM79xx |
| Maximum Operating Temperature | 125°C |
| Package Type | TO-220 |
| Polarity | Negative |
| Maximum Input Voltage | 19V |
| Quiescent Current | 1.5mA |
| Pin Count | 3 |
| LM79 | 1.5A Output current |
| LM79M | 0.5A Output current |
| LM79L | 0.1A Output current |
Key Features
- Delivers a fixed negative output voltage regulated at -12V.
- Includes internal short circuit, current, and thermal overload protection.
- Operates with a maximum input voltage of 19 volts.
- Requires external output compensation capacitor for stability.
- Supports output currents up to 1.5A for the LM79xx series.
- Features a low quiescent current of 1.5mA ensuring energy efficiency.
- Designed for use in negative polarity voltage regulation applications.
- Compact TO-220 through-hole package measuring 10.16mm x 8.89mm x 4.7mm.
Product Description
Texas Instruments LM7912CT/NOPB is a high-quality negative voltage regulator designed for fixed output voltage regulation at -12V. This device is housed in a standard TO-220 3-pin through-hole package, ideal for use in electronic power management applications requiring negative polarity voltage regulation with output currents up to 1.5A.
It features internal protections including short circuit current limiting and thermal overload protection, which enhance device reliability and safety in demanding environments. The regulator requires an external output compensation capacitor to ensure operational stability.
This voltage regulator supports a maximum input voltage of 19V with a low quiescent current of 1.5mA, making it power-efficient for various industrial and laboratory equipment. Its compact dimensions and robust temperature rating up to 125°C allow usage in industrial, automotive, and embedded system applications.
The LM79 series comprises different variants catering to output currents of 1.5A (LM79xx), 0.5A (LM79Mxx), and 0.1A (LM79Lxx), providing a versatile solution range. The LM7912CT/NOPB model specifically targets the -12V fixed output voltage segment.
Fixed -12V negative voltage output. Short circuit and thermal overload protection included. Through-hole mounting with TO-220 package. Maximum input voltage of 19V for versatility. Low quiescent current minimizes power consumption.
Reliable operation up to 125°C maximum temperature. Internal current limiting for device protection. Compact size suitable for PCB integration. RoHS compliant and manufactured in Malaysia.
This device is widely used across power supply design, industrial instrumentation, embedded system power regulation, and other commercial electronic manufacturing domains. Incorporating the LM7912CT/NOPB ensures robust and stable negative voltage power delivery for sensitive electronic circuits.
Explore more Voltage Regulators and power management ICs by Texas Instruments at EnvMart for industrial and laboratory-grade solutions.
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Frequently Asked Questions
The maximum input voltage for this model is 19V.
It delivers a fixed output voltage regulated at -12V.
This model supports output currents up to 1.5A.
It is housed in a TO-220 3-pin through-hole package.
The quiescent current is 1.5mA, which helps in energy efficiency.
The maximum operating temperature is 125°C.
It requires through-hole mounting.
An external output compensation capacitor is required for stability.
This model is manufactured in Malaysia.
It is part of the LM79xx series of voltage regulators.
It is suitable for negative polarity voltage regulation applications in power supply design and embedded systems.
It includes internal short circuit current limiting and thermal overload protection.
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