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LT3437EDD from LT

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LT3437EDD

Manufacturer: LT

High Voltage 500mA, 200kHz Step-Down Switching Regulator with 100?A Quiescent Current

Partnumber Manufacturer Quantity Availability
LT3437EDD LT 242 In Stock

Description and Introduction

High Voltage 500mA, 200kHz Step-Down Switching Regulator with 100?A Quiescent Current The LT3437EDD is a high voltage, high efficiency switching regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 3.5V to 60V  
- **Output Voltage Range:** Adjustable from 1.25V to 50V  
- **Output Current:** Up to 2.5A  
- **Switching Frequency:** 200kHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** DFN-10 (3mm × 3mm)  

### **Descriptions:**  
- The LT3437EDD is a step-down (buck) switching regulator with a wide input voltage range, making it suitable for automotive, industrial, and telecom applications.  
- It features a built-in NPN power switch and can deliver high output currents with minimal external components.  
- The device includes internal soft-start, frequency compensation, and thermal shutdown protection.  

### **Features:**  
- **Wide Input Voltage Range:** Supports operation from 3.5V to 60V.  
- **High Efficiency:** Up to 90% efficiency with synchronous rectification.  
- **Adjustable Output Voltage:** Configurable via an external resistor divider.  
- **Low Quiescent Current:** Typically 100µA in shutdown mode.  
- **Protection Features:** Includes thermal shutdown and current limiting.  
- **Compact Package:** DFN-10 for space-constrained applications.  

This information is based on the manufacturer's datasheet. For detailed specifications, refer to the official documentation.

Application Scenarios & Design Considerations

High Voltage 500mA, 200kHz Step-Down Switching Regulator with 100?A Quiescent Current
Partnumber Manufacturer Quantity Availability
LT3437EDD LINEAR 18 In Stock

Description and Introduction

High Voltage 500mA, 200kHz Step-Down Switching Regulator with 100?A Quiescent Current The LT3437EDD is a step-down switching regulator manufactured by Linear Technology (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 3.5V to 60V  
- **Output Voltage Range:** Adjustable from 1.25V to 57V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 200kHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Lead DFN (3mm × 3mm)  

### **Descriptions:**  
- The LT3437EDD is a high-voltage, low-quiescent-current step-down DC/DC converter.  
- It is designed for applications requiring high input voltages and low output currents.  
- The device includes an internal NPN power switch, oscillator, control circuitry, and protection features.  

### **Features:**  
- **Wide Input Voltage Range:** Supports operation from 3.5V to 60V.  
- **Low Quiescent Current:** Typically 100μA in shutdown mode.  
- **Adjustable Output Voltage:** Set via an external resistor divider.  
- **Internal Power Switch:** Simplifies design by eliminating the need for an external MOSFET.  
- **Thermal Shutdown Protection:** Prevents damage from excessive heat.  
- **Short-Circuit Protection:** Enhances reliability in fault conditions.  
- **Small Footprint:** DFN package for space-constrained applications.  

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

Application Scenarios & Design Considerations

High Voltage 500mA, 200kHz Step-Down Switching Regulator with 100?A Quiescent Current

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