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TPS72218DBVR from TI,Texas Instruments

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TPS72218DBVR

Manufacturer: TI

Cap Free, Low Noise, Low Input Voltage 50mA Low Dropout Regulator

Partnumber Manufacturer Quantity Availability
TPS72218DBVR TI 2453 In Stock

Description and Introduction

Cap Free, Low Noise, Low Input Voltage 50mA Low Dropout Regulator The TPS72218DBVR is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (TI). Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Output Voltage:** 1.8V (fixed)  
- **Output Current:** 200mA  
- **Input Voltage Range:** 2.5V to 6.5V  
- **Dropout Voltage:** 150mV (typical) at 200mA  
- **Accuracy:** ±2% (over line, load, and temperature)  
- **Quiescent Current:** 85µA (typical)  
- **Package:** SOT-23-5 (DBV)  
- **Operating Temperature Range:** -40°C to +125°C  
- **PSRR (Power Supply Rejection Ratio):** 60dB at 1kHz  

### **Descriptions:**  
The TPS72218DBVR is a low-power LDO regulator designed for battery-powered and portable applications. It provides a stable 1.8V output with high efficiency and low dropout voltage, making it suitable for noise-sensitive and power-constrained systems.  

### **Features:**  
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.  
- **Low Quiescent Current:** Extends battery life in portable applications.  
- **High PSRR:** Reduces noise and ripple from input supply.  
- **Thermal Shutdown & Current Limit Protection:** Protects the device from overheating and overcurrent conditions.  
- **Stable with Ceramic Capacitors:** Works with small, low-cost ceramic capacitors (≥1µF).  
- **Fast Transient Response:** Maintains stable output under dynamic load conditions.  

This information is sourced from TI's official documentation. Let me know if you need further details.

Application Scenarios & Design Considerations

Cap Free, Low Noise, Low Input Voltage 50mA Low Dropout Regulator

Alternative Part Number

  • LP2985AIM5-1.8 --: Low-dropout 1.8V linear regulator in SOT-23-5 with similar current capability and pin-compatible footprint, widely available and often used as a drop-in substitute.
  • MIC5219-1.8YM5 --: 1.8V LDO regulator in SOT-23-5 with comparable dropout and output current, offering a different vendor option for supply-chain flexibility.
  • AP2112K-1.8TRG1 --: 1.8V fixed LDO in SOT-23-5 with low quiescent current and similar electrical ratings, suitable as a cost-effective alternative.

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