3A/ 5A/ 7.5A Low Dropout Positive Fixed Regulators The LT1083MK-5 is a low dropout positive adjustable voltage regulator manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features:
### **Specifications:**
- **Output Voltage Range:** Adjustable from 1.2V to 28V
- **Output Current:** 7.5A (guaranteed minimum)
- **Dropout Voltage:** 1.5V (typical at full load)
- **Line Regulation:** 0.015% (typical)
- **Load Regulation:** 0.1% (typical)
- **Operating Temperature Range:** -40°C to +125°C
- **Package:** TO-3 (Metal Can)
- **Input Voltage Range:** Up to 30V
- **Reference Voltage:** 1.25V
- **Quiescent Current:** 10mA (typical)
### **Descriptions:**
- The LT1083MK-5 is a high-current, low-dropout adjustable linear regulator designed for applications requiring precise voltage regulation with minimal power dissipation.
- It features thermal shutdown and current limiting for protection against overloads.
- The device is optimized for high-efficiency power supply designs.
### **Features:**
- **Low Dropout Voltage:** Ensures efficient regulation even with small input-output differentials.
- **High Current Capability:** Supports up to 7.5A continuous output current.
- **Adjustable Output:** Allows flexible voltage setting via external resistors.
- **Thermal Protection:** Prevents damage due to excessive heat.
- **Current Limiting:** Safeguards against short circuits and overloads.
- **Stable with Low-ESR Capacitors:** Works reliably with inexpensive capacitors.
This regulator is commonly used in power supplies, industrial systems, and automotive applications where high current and low dropout performance are required.
