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LF33ABDT-TR from STM,ST Microelectronics

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LF33ABDT-TR

Manufacturer: STM

VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT

Partnumber Manufacturer Quantity Availability
LF33ABDT-TR,LF33ABDTTR STM 16 In Stock

Description and Introduction

VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT The part **LF33ABDT-TR** is a low-dropout (LDO) voltage regulator manufactured by **STMicroelectronics (STM)**. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Output Current:** 500mA  
- **Dropout Voltage:** 0.45V (typical at 500mA)  
- **Input Voltage Range:** Up to 16V  
- **Line Regulation:** 0.02% (typical)  
- **Load Regulation:** 0.1% (typical)  
- **Quiescent Current:** 1.5mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** **DPAK (TO-252)**  

### **Descriptions:**  
- The **LF33ABDT-TR** is a **positive voltage regulator** designed to provide a stable **3.3V output** with low dropout voltage.  
- It includes **overcurrent protection, thermal shutdown, and reverse polarity protection** for enhanced reliability.  
- Suitable for **battery-powered devices, industrial applications, and automotive systems**.  

### **Features:**  
- **Low dropout voltage** (0.45V at 500mA)  
- **Low quiescent current**  
- **Thermal shutdown protection**  
- **Short-circuit protection**  
- **Reverse polarity protection**  
- **Stable with low-ESR ceramic capacitors**  

This LDO regulator is commonly used in power management applications where stable voltage regulation is critical.

Application Scenarios & Design Considerations

VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT
Partnumber Manufacturer Quantity Availability
LF33ABDT-TR,LF33ABDTTR ST 360 In Stock

Description and Introduction

VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT The LF33ABDT-TR is a low-dropout (LDO) voltage regulator manufactured by STMicroelectronics.  

### **Specifications:**  
- **Output Voltage:** 3.3V  
- **Output Current:** 500mA  
- **Dropout Voltage:** 0.45V (typical) at 500mA  
- **Input Voltage Range:** Up to 16V  
- **Line Regulation:** 0.02% (typical)  
- **Load Regulation:** 0.1% (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** DPAK (TO-252)  
- **Features:**  
  - Low dropout voltage  
  - Overcurrent protection  
  - Thermal shutdown  
  - Short-circuit protection  
  - Reverse polarity protection  

### **Description:**  
The LF33ABDT-TR is a fixed 3.3V LDO regulator designed for applications requiring stable voltage with low power dissipation. It is suitable for automotive, industrial, and consumer electronics.  

### **Features:**  
- **Low Quiescent Current:** 5mA (typical)  
- **High Accuracy:** ±2% output voltage tolerance  
- **Wide Input Voltage Range:** Up to 16V  
- **Protection Features:**  
  - Thermal shutdown  
  - Current limit  
  - Reverse battery protection  

This regulator is available in a DPAK surface-mount package for efficient heat dissipation.

Application Scenarios & Design Considerations

VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT

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