Single Output LDO, 400mA, Adj.(1.2 to 5.5V), Cap free, Low Noise, Reverse Current Protection 8-SON -40 to 125 The TPS73615DRBTG4 is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (TI). Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Output Voltage:** 1.5V (fixed)  
- **Output Current:** 400mA  
- **Dropout Voltage:** 110mV (typical) at 400mA  
- **Input Voltage Range:** 2.2V to 5.5V  
- **Accuracy:** ±1.5% (over line, load, and temperature)  
- **Quiescent Current:** 75µA (typical)  
- **Shutdown Current:** <1µA  
- **Operating Junction Temperature Range:** -40°C to +125°C  
- **Package:** SON-8 (DRB)  

### **Descriptions:**  
- The TPS73615DRBTG4 is a low-noise, low-dropout linear regulator designed for power-sensitive applications.  
- It provides high PSRR (Power Supply Rejection Ratio) and stable performance with small ceramic capacitors.  
- Features reverse current protection and thermal shutdown for reliability.  

### **Features:**  
- **Low Noise:** 30µVRMS (10Hz to 100kHz)  
- **High PSRR:** 75dB at 1kHz  
- **Stable with Ceramic Capacitors:** No additional ESR required  
- **Thermal Shutdown & Overcurrent Protection**  
- **Reverse Current Protection**  
- **Fast Transient Response**  

This LDO is commonly used in portable electronics, battery-powered devices, and noise-sensitive applications.  

(Source: Texas Instruments Datasheet)

Single Output LDO, 400mA, Adj.(1.2 to 5.5V), Cap free, Low Noise, Reverse Current Protection 8-SON -40 to 125