Model No: LM5013QDDARQ1

Texas Instruments LM5013QDDARQ1

Manufacturer: Texas Instruments
SEMICON NO.: LM5013QDDARQ1
Package: 8-SOIC
Stock: In stock
Description: Buck Switching Regulator IC 1.2V 1 Output 3.5A
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 Mfr Texas Instruments 
 Topology     Current Mode Control, Synchronous Rectification
 Input Voltage Range (VIN)   7.5V to 100V
 Output Voltage Range (VOUT)  1.225V to 90V
 Continuous Output Current (IOUT)  1.5A
 Switching Frequency Adjustable from 50 kHz to 1 MHz
 Protection Current Limit, Thermal Shutdown, UVLO
 Operating Temperature     -40°C to +150°C
 Package 8-SOIC
 Mounting Type Surface Mount (SMD/SMT) 
 Compliance    
 RoHS Compliant
LM5013QDDARQ1 100V Synchronous Buck Switching Regulator
TheLM5013QDDARQ1 is an automotive-grade, high-voltage synchronous buck switching regulator from Texas Instruments. Designed to meet the stringent requirements of automotive applications, it operates from a wide input voltage range of 4.5V to 75V, making it suitable for direct connection to automotive battery systems that experience significant load dump and cold-crank transients. This device integrates both high-side and low-side MOSFETs, delivering up to 0.6A of continuous output current with high efficiency. Its primary function is to provide a stable, reliable, and compact step-down power supply for automotive electronic control units (ECUs), sensors, and infotainment systems from the noisy vehicle power bus.
This regulator features an adjustable switching frequency up to 1 MHz, allowing for optimization of efficiency and the use of small external components. It offers an adjustable output voltage down to 1.225V with ±2% feedback reference accuracy over temperature. Key attributes include a low 50 µA shutdown current and a wide duty cycle range, supporting high step-down ratios. The device incorporates comprehensive protection features such as current limit, thermal shutdown, and input undervoltage lockout (UVLO). 
Alternativeswitching regulatormodels
● Analog Devices LT8606S:​ A 150V input, 2.5A synchronous monolithic buck regulator with ultralow EMI, suitable for automotive and industrial applications requiring very high input voltage.
● Infineon TLE8366EV:​ A 60V, 6A synchronous buck regulator with integrated dual MOSFETs, designed for robust automotive and industrial power supplies.
● onsemi NCV8876:​ A non-synchronous buck controller designed for automotive applications, offering high-voltage operation and fault protection features.