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TCLLZ9V1 from ON,ON Semiconductor

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TCLLZ9V1

Manufacturer: ON

500 mW LL-34 Hermetically Sealed Glass Zener Voltage Regulators

Partnumber Manufacturer Quantity Availability
TCLLZ9V1 ON 10000 In Stock

Description and Introduction

500 mW LL-34 Hermetically Sealed Glass Zener Voltage Regulators The part **TCLLZ9V1** is manufactured by **ON Semiconductor**.  

### **Specifications:**  
- **Type:** Low Dropout (LDO) Voltage Regulator  
- **Output Voltage:** 1.2V to 5.0V (adjustable)  
- **Output Current:** Up to 500mA  
- **Dropout Voltage:** Typically 300mV at 500mA  
- **Input Voltage Range:** 2.5V to 6.0V  
- **Quiescent Current:** Typically 75µA  
- **Package Type:** SOT-23-5  
- **Operating Temperature Range:** -40°C to +125°C  
- **Features:**  
  - Low dropout voltage  
  - Low quiescent current  
  - Thermal shutdown protection  
  - Short-circuit protection  
  - Stable with low-ESR ceramic capacitors  

### **Descriptions and Features:**  
The **TCLLZ9V1** is a low-dropout linear regulator designed for battery-powered and portable applications. It provides a stable output voltage with minimal power loss, making it suitable for power-sensitive devices. The regulator includes built-in protection features such as thermal shutdown and short-circuit protection, enhancing system reliability. Its compact SOT-23-5 package makes it ideal for space-constrained designs.  

(Source: ON Semiconductor Datasheet)

Application Scenarios & Design Considerations

500 mW LL-34 Hermetically Sealed Glass Zener Voltage Regulators

Alternative Part Number

  • BZT52C9V1 --: 9.1V zener diode in SOD-123 with similar tolerance and power rating, widely available and pin-compatible replacement.
  • MMSZ5239B --: 9.1V zener in SOD-123 from the same manufacturer, offering matched electrical characteristics and easy drop-in substitution.
  • 1N4739A --: 9.1V 1W zener diode in DO-41 package, suitable when through-hole mounting is acceptable and higher power dissipation is beneficial.

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