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TPS40000DGQRG4 from TI,Texas Instruments

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15.625ms

TPS40000DGQRG4

Manufacturer: TI

Low Input (2.25V-5.5V) 300 kHz Frequency, Synchronous Buck Controller, Source Only

Partnumber Manufacturer Quantity Availability
TPS40000DGQRG4 TI 3186 In Stock

Description and Introduction

Low Input (2.25V-5.5V) 300 kHz Frequency, Synchronous Buck Controller, Source Only The TPS40000DGQRG4 is a synchronous buck controller manufactured by Texas Instruments (TI). Below are the factual details from Ic-phoenix technical data files:

### **Manufacturer:**  
Texas Instruments (TI)  

### **Specifications:**  
1. **Input Voltage Range:** 4.5V to 28V  
2. **Output Voltage Range:** Adjustable down to 0.7V  
3. **Switching Frequency:** Adjustable from 100kHz to 600kHz  
4. **Maximum Duty Cycle:** 90%  
5. **Operating Temperature Range:** -40°C to +125°C  
6. **Package:** 10-Pin MSOP (DGQ)  
7. **Control Method:** Voltage Mode PWM  
8. **Efficiency:** Up to 95%  
9. **Protection Features:**  
   - Under-Voltage Lockout (UVLO)  
   - Overcurrent Protection  
   - Thermal Shutdown  

### **Descriptions:**  
- The TPS40000DGQRG4 is a high-performance synchronous buck controller designed for step-down DC-DC conversion.  
- It supports N-channel MOSFETs and provides adjustable output voltage through external resistor dividers.  
- The device is optimized for high efficiency and compact power supply designs.  

### **Features:**  
- **Wide Input Voltage Range:** Suitable for various applications.  
- **Adjustable Frequency:** Allows optimization for efficiency or component size.  
- **External Synchronization Capability:** Can sync to an external clock.  
- **Soft-Start Function:** Reduces inrush current during startup.  
- **Low Shutdown Current:** Minimizes power loss when disabled.  

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

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