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SI-3033LSA-TL from SI

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SI-3033LSA-TL

Manufacturer: SI, Pb-free, SANKEN, SANKEN, SII

LOW-VOLTAGE, HIGH-CURRENT 3.3 V LINEAR REGULATOR

Partnumber Manufacturer Quantity Availability
SI-3033LSA-TL,SI3033LSATL SI, Pb-free, SANKEN, SANKEN, SII 11242 In Stock

Description and Introduction

LOW-VOLTAGE, HIGH-CURRENT 3.3 V LINEAR REGULATOR Here are the factual details about the part **SI-3033LSA-TL** from the manufacturer **SANKEN**:

### **Specifications:**
- **Manufacturer:** SANKEN  
- **Part Number:** SI-3033LSA-TL  
- **Type:** Power Management IC (PMIC)  
- **Package:** TO-252 (DPAK)  
- **Output Configuration:** Positive  
- **Output Type:** Adjustable  
- **Number of Outputs:** 1  
- **Voltage - Input (Max):** 40V  
- **Voltage - Output (Min/Fixed):** 1.235V  
- **Voltage - Output (Max):** 37V  
- **Current - Output:** 3A  
- **Operating Temperature:** -40°C to 125°C  
- **Protection Features:** Over Current, Over Temperature, Short Circuit  

### **Descriptions:**
- The **SI-3033LSA-TL** is a high-efficiency, step-down switching regulator designed for various power supply applications.  
- It supports a wide input voltage range and provides a stable, adjustable output voltage.  
- Suitable for automotive, industrial, and consumer electronics applications.  

### **Features:**
- **High Efficiency:** Up to 95% efficiency with synchronous rectification.  
- **Adjustable Output:** Output voltage can be set via external resistors.  
- **Wide Input Range:** Operates from 4.5V to 40V.  
- **Built-in Protections:** Includes over-current, over-temperature, and short-circuit protection.  
- **Compact Package:** TO-252 (DPAK) package for space-saving designs.  

This information is based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

LOW-VOLTAGE, HIGH-CURRENT 3.3 V LINEAR REGULATOR

Alternative Part Number

  • LM2937IMP-3.3 --: 3.3V fixed low-dropout linear regulator in SOT-223, functionally equivalent to the SI-3033LSA-TL with wide availability.
  • AP1117E33G-13 --: 3.3V 1A LDO regulator in SOT-223 package, drop-in compatible for most 3.3V linear regulation applications.
  • LD1117S33TR --: 3.3V 800mA LDO regulator in SOT-223, common industry-standard alternative with similar electrical characteristics.
  • AP1117E33L-13 --: 3.3V low-dropout linear regulator in SOT-223 with similar current capability and pinout, widely available and cost effective.
  • LM1117IMPX-3.3/NOPB --: Industry-standard 3.3V LDO regulator with comparable dropout and output current, well documented and broadly second-sourced.
  • AP1117E33 --: Common 3.3V LDO regulator with similar electrical ratings and SOT-223 style packaging, suitable drop-in replacement for many applications.
  • LD1117S33 --: Industry-standard 3.3V low-dropout regulator with comparable voltage and current specs, easy to source and well documented.
  • MIC5209-3.3YM --: 3.3V low-dropout regulator offering comparable performance and thermal characteristics, suitable as a functional substitute.
  • LP2985AIM5-3.3 --: Low-dropout 3.3V linear regulator in SOT-23-5 with similar current capability and pin-compatible function; widely available and well documented.
  • MIC5205-3.3YM5 --: 3.3V LDO regulator in SOT-23-5 offering comparable dropout and output current, suitable drop-in replacement for many SII regulator applications.

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