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L78L12ACU from ST,ST Microelectronics

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L78L12ACU

Manufacturer: ST

POSITIVE VOLTAGE REGULATORS

Partnumber Manufacturer Quantity Availability
L78L12ACU ST 408 In Stock

Description and Introduction

POSITIVE VOLTAGE REGULATORS The L78L12ACU is a positive voltage regulator manufactured by STMicroelectronics.  

**Specifications:**  
- Output Voltage: 12V  
- Output Current: 100mA  
- Input Voltage Range: Up to 35V  
- Dropout Voltage: 1.7V (typical)  
- Line Regulation: 100mV (typical)  
- Load Regulation: 15mV (typical)  
- Operating Temperature Range: 0°C to +125°C  
- Package: TO-92  

**Descriptions:**  
- The L78L12ACU is a fixed-output linear voltage regulator designed for low-power applications.  
- It provides stable 12V output with built-in thermal overload and short-circuit protection.  

**Features:**  
- Low quiescent current  
- Internal thermal overload protection  
- Short-circuit protection  
- No external components required for fixed output  
- High ripple rejection ratio  

This regulator is commonly used in consumer electronics, industrial controls, and other low-power applications requiring a stable 12V supply.

Application Scenarios & Design Considerations

POSITIVE VOLTAGE REGULATORS
Partnumber Manufacturer Quantity Availability
L78L12ACU ST 15000 In Stock

Description and Introduction

POSITIVE VOLTAGE REGULATORS The **L78L12ACU** is a **positive voltage regulator** manufactured by **STMicroelectronics (ST)**.  

### **Specifications:**  
- **Output Voltage:** +12V  
- **Output Current:** 100mA  
- **Input Voltage Range:** Up to 30V  
- **Dropout Voltage:** 1.7V (typical)  
- **Line Regulation:** 0.1% (typical)  
- **Load Regulation:** 0.3% (typical)  
- **Operating Temperature Range:** 0°C to +125°C  
- **Package:** TO-92 (3-pin)  

### **Descriptions and Features:**  
- **Fixed Output Voltage:** Provides a stable +12V output.  
- **Low Power Consumption:** Suitable for battery-operated applications.  
- **Short-Circuit Protection:** Built-in thermal overload and current limiting protection.  
- **Internal Thermal Shutdown:** Prevents damage from excessive heat.  
- **No External Components Required:** Only input and output capacitors are recommended for stability.  
- **Wide Input Voltage Range:** Supports up to 30V input.  

This regulator is commonly used in **low-power applications** such as **consumer electronics, industrial controls, and automotive systems**.

Application Scenarios & Design Considerations

POSITIVE VOLTAGE REGULATORS

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