Overview
The LM2576D2T-015 is a part of the LM2576 series of monolithic integrated circuits designed by onsemi. These regulators are ideally suited for the easy and convenient design of step-down switching regulators (buck converters). The LM2576D2T-015 is specifically configured to provide a fixed output voltage of 15V. This device is capable of driving a 3.0 A load with excellent line and load regulation, making it highly efficient and reliable for various power management applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Topology | Buck | |
| Input Voltage | 3V to 40V | |
| Output Voltage | 15V (Fixed) | |
| Output Current (Max) | 3A | |
| Switching Frequency (Max) | 52kHz | |
| Operating Temperature Range | -40°C to +125°C | |
| Duty Cycle (Max) | 98% | |
| Efficiency | Up to 88% | |
| No. of Outputs | 1 | |
| Quiescent Current | 9mA | |
| Storage Temperature Range | -65°C to +150°C | |
| Moisture Sensitivity Level (MSL) | 1 | |
| Package Style | TO-263-5 (D2PAK5) | |
| Mounting Method | Surface Mount |
Key Features
- Fixed output voltage of 15V
- Guaranteed 3.0 A output current
- Wide input voltage range (3V to 40V)
- Requires only 4 external components
- 52 kHz fixed frequency internal oscillator
- TTL shutdown capability, low power standby mode
- High efficiency (up to 88%)
- Uses readily available standard inductors
- Thermal shutdown and current limit protection
- Moisture Sensitivity Level (MSL) equals 1
- Pb-free packages are available
Applications
- Simple high-efficiency step-down (buck) regulator
- Efficient pre-regulator for linear regulators
- On-card switching regulators
- Positive to negative converter (buck-boost)
- Negative step-up converters
- Power supply for battery chargers
Q & A
- What is the input voltage range of the LM2576D2T-015?
The input voltage range is from 3V to 40V.
- What is the fixed output voltage of the LM2576D2T-015?
The fixed output voltage is 15V.
- What is the maximum output current of the LM2576D2T-015?
The maximum output current is 3A.
- What is the switching frequency of the LM2576D2T-015?
The switching frequency is 52 kHz.
- What is the operating temperature range of the LM2576D2T-015?
The operating temperature range is from -40°C to +125°C.
- Does the LM2576D2T-015 have thermal shutdown protection?
Yes, it includes thermal shutdown and current limit protection.
- What type of package does the LM2576D2T-015 come in?
The package style is TO-263-5 (D2PAK5), and it is a surface mount type.
- Is the LM2576D2T-015 Pb-free?
Yes, Pb-free packages are available.
- What is the efficiency of the LM2576D2T-015?
The efficiency can be up to 88%.
- What are some common applications of the LM2576D2T-015?
Common applications include simple high-efficiency step-down regulators, efficient pre-regulators for linear regulators, on-card switching regulators, and power supplies for battery chargers.
