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KA78R09CTU from FSC,Fairchild Semiconductor

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KA78R09CTU

Manufacturer: FSC

1A Fixed 9V Low Dropout Voltage Regulator (LDO)

Partnumber Manufacturer Quantity Availability
KA78R09CTU FSC 30000 In Stock

Description and Introduction

1A Fixed 9V Low Dropout Voltage Regulator (LDO) The KA78R09CTU is a voltage regulator manufactured by FSC (Fairchild Semiconductor).  

**Specifications:**  
- **Output Voltage:** 9V  
- **Output Current:** 1A  
- **Input Voltage Range:** Up to 35V  
- **Dropout Voltage:** 2V (typical)  
- **Package Type:** TO-220  
- **Regulator Type:** Positive Fixed  
- **Operating Temperature Range:** -40°C to +125°C  

**Features:**  
- Built-in overcurrent protection  
- Thermal shutdown protection  
- Short-circuit protection  
- Low standby current  
- High ripple rejection ratio  

**Description:**  
The KA78R09CTU is a linear voltage regulator designed to provide a stable 9V output with a maximum current of 1A. It is suitable for various applications requiring reliable voltage regulation. The TO-220 package ensures efficient heat dissipation.  

(Note: FSC was acquired by ON Semiconductor, so availability may vary.)

Partnumber Manufacturer Quantity Availability
KA78R09CTU FAIRCHIL 22909 In Stock

Description and Introduction

1A Fixed 9V Low Dropout Voltage Regulator (LDO) The **KA78R09CTU** is a **9V, 1A Low Dropout (LDO) Positive Voltage Regulator** manufactured by **FAIRCHILD (now ON Semiconductor)**.  

### **Specifications:**  
- **Output Voltage:** 9V (fixed)  
- **Output Current:** 1A  
- **Dropout Voltage:** Typically 0.5V at full load  
- **Input Voltage Range:** Up to 30V  
- **Line Regulation:** 0.02% (typical)  
- **Load Regulation:** 0.1% (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220 (3-pin)  

### **Features:**  
- **Low Dropout Voltage** (suitable for battery-powered applications)  
- **Internal Current Limiting & Thermal Shutdown Protection**  
- **High Ripple Rejection Ratio** (reduces noise in power supply)  
- **Short-Circuit Protection**  
- **No External Components Required** (except for input/output capacitors)  

### **Applications:**  
- Power supplies for industrial and consumer electronics  
- Battery-powered devices  
- Automotive systems  
- Embedded systems  

This regulator is designed for stable and efficient voltage regulation in various electronic circuits.

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