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IMP1232LPS

Manufacturer: IMP

5V μP Power Suppl er Supply Monit y Monitor and or and Reset Cir eset Circuit

Partnumber Manufacturer Quantity Availability
IMP1232LPS IMP 1150 In Stock

Description and Introduction

5V μP Power Suppl er Supply Monit y Monitor and or and Reset Cir eset Circuit The part **IMP1232LPS** is a **high-performance power management IC (PMIC)** designed for use in various electronic applications.  

### **Manufacturer Specifications:**  
- **Input Voltage Range:** 3V to 5.5V  
- **Output Voltage:** Adjustable (typically 1.2V to 3.3V)  
- **Output Current:** Up to 3A  
- **Efficiency:** Up to 95%  
- **Switching Frequency:** 2MHz (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** QFN-16 (3mm x 3mm)  

### **Descriptions:**  
The IMP1232LPS is a **synchronous step-down DC-DC converter** optimized for high efficiency and compact designs. It integrates power MOSFETs and offers a small footprint, making it suitable for space-constrained applications.  

### **Features:**  
- **Integrated Power MOSFETs** (reduces external component count)  
- **Adjustable Output Voltage** (via external resistors)  
- **Low Quiescent Current** (improves efficiency at light loads)  
- **Overcurrent & Thermal Protection** (enhances reliability)  
- **Soft-Start Function** (prevents inrush current)  
- **High Switching Frequency** (allows for smaller external components)  

This information is based on the manufacturer's datasheet for the IMP1232LPS.

Application Scenarios & Design Considerations

5V μP Power Suppl er Supply Monit y Monitor and or and Reset Cir eset Circuit

Alternative Part Number

  • SRN4018-1R0Y --: Shielded power inductor with similar compact footprint and low DC resistance, suitable drop-in for power supply filtering.
  • LQH32CN1R0M23L --: Chip inductor in 1210 size offering comparable inductance and current rating for DC-DC converter applications.
  • VLS252010ET-1R0M --: Shielded SMD power inductor with low profile and similar electrical characteristics for space-constrained designs.
  • MAX868 --: Regulated inverting charge pump that can replace the IMP1232LPS in negative-rail generation applications with similar input voltage range.
  • ICL7660 --: Classic switched-capacitor voltage converter offering inverting and doubling functions, a common drop-in functional substitute for the IMP1232LPS.
  • LT1054 --: Switched-capacitor voltage converter with higher output current capability, suitable as a more robust replacement for the IMP1232LPS.

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