Overview
The LM2576TV-ADJG is a step-down switching regulator from onsemi, designed for high-efficiency power conversion. This monolithic integrated circuit is part of the LM2576 series and is ideal for easy and convenient design of step-down (buck) converters. The LM2576TV-ADJG is capable of driving a 3.0 A load with excellent line and load regulation, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Regulator Function | Step Down | |
| Regulator Type | Buck Boost Switching | |
| Maximum Output Current | 3 | A |
| Output Voltage Range | 1.23 to 37 | V |
| Number of Outputs | 1 | |
| Output Type | Adjustable | |
| Maximum Switching Frequency | 52 kHz (Typ) | |
| Input Voltage Range | 7 to 40 | V |
| Operating Temperature Range | -40°C to +125°C | |
| Efficiency | 77% (Typ) | |
| Package Type | TO-220-5 | |
| Mounting Type | Through Hole | |
| Dimensions | 10.54 x 4.57 x 15.57 mm |
Key Features
- Adjustable output voltage range from 1.23 V to 37 V ±4% maximum over line and load conditions
- Guaranteed 3.0 A output current
- Wide input voltage range from 7 V to 40 V
- Requires only 4 external components for operation
- 52 kHz fixed frequency internal oscillator
- TTL shutdown capability with low power standby mode
- High efficiency of up to 77%
- Uses readily available standard inductors
- Thermal shutdown and current limit protection
- Moisture Sensitivity Level (MSL) equals 1
- Pb-free packages available
Applications
- Simple high-efficiency step-down (buck) regulators
- Efficient pre-regulators for linear regulators
- On-card switching regulators
- Positive to negative converters (buck-boost)
- Power supplies for battery chargers
- Negative step-up converters
Q & A
- What is the maximum output current of the LM2576TV-ADJG?
The maximum output current is 3 A.
- What is the output voltage range of the LM2576TV-ADJG?
The output voltage range is adjustable from 1.23 V to 37 V.
- What is the input voltage range for the LM2576TV-ADJG?
The input voltage range is from 7 V to 40 V.
- What is the switching frequency of the LM2576TV-ADJG?
The switching frequency is typically 52 kHz.
- What type of package does the LM2576TV-ADJG come in?
The LM2576TV-ADJG comes in a TO-220-5 package.
- What is the operating temperature range of the LM2576TV-ADJG?
The operating temperature range is from -40°C to +125°C.
- Does the LM2576TV-ADJG have thermal shutdown protection?
Yes, it includes thermal shutdown and current limit protection.
- How efficient is the LM2576TV-ADJG?
The efficiency is typically up to 77%.
- What type of mounting does the LM2576TV-ADJG use?
The mounting type is through-hole.
- Is the LM2576TV-ADJG Pb-free?
Yes, Pb-free packages are available.
