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L78L09ACU from ST,ST Microelectronics

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L78L09ACU

Manufacturer: ST

POSITIVE VOLTAGE REGULATORS

Partnumber Manufacturer Quantity Availability
L78L09ACU ST 250 In Stock

Description and Introduction

POSITIVE VOLTAGE REGULATORS The L78L09ACU is a positive voltage regulator manufactured by STMicroelectronics. Here are its specifications, descriptions, and features:  

### **Specifications:**  
- **Output Voltage:** 9V  
- **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:** -40°C to +125°C  
- **Package:** TO-92  

### **Descriptions:**  
- The L78L09ACU is a fixed-output voltage regulator designed for low-power applications.  
- It provides stable 9V output with built-in thermal overload and short-circuit protection.  
- Suitable for use in consumer electronics, industrial controls, and other low-current applications.  

### **Features:**  
- **Fixed 9V Output**  
- **Low Quiescent Current**  
- **Thermal Overload Protection**  
- **Short-Circuit Protection**  
- **No External Components Required (for basic operation)**  
- **Wide Input Voltage Range**  

This information is sourced from STMicroelectronics' official documentation.

Application Scenarios & Design Considerations

POSITIVE VOLTAGE REGULATORS
Partnumber Manufacturer Quantity Availability
L78L09ACU CJ 488 In Stock

Description and Introduction

POSITIVE VOLTAGE REGULATORS The **L78L09ACU** is a positive voltage regulator manufactured by **CJ (Chengdu JingWei Electronics Technology Co., Ltd.)**.  

### **Specifications:**  
- **Output Voltage:** +9V  
- **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:** -40°C to +125°C  
- **Package:** TO-92  

### **Descriptions & Features:**  
- Fixed **+9V** output voltage.  
- Low power consumption.  
- Internal short-circuit and thermal overload protection.  
- No external components required for operation (except for input/output capacitors for stability).  
- Suitable for low-power applications such as sensors, small circuits, and battery-powered devices.  

This regulator is commonly used in electronic circuits requiring a stable **+9V** supply.

Application Scenarios & Design Considerations

POSITIVE VOLTAGE REGULATORS

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