LM25576MH/NOPBIn StockTexas Instruments
LM25576MH/NOPB is a SIMPLE SWITCHER® current-mode step-down DC/DC regulator with 4.5V–42V input, 3A output, and PWM control. Features internal compensation and adjustable output voltage. From $1.51, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- LM25576MH/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.5059(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 4.5V to 42V wide input voltage range suitable for industrial and automotive applications
- 3A continuous output current with internal current-mode PWM control for fast transient response
- SIMPLE SWITCHER® architecture with internal compensation reduces external component count
- Available in 20-pin HTSSOP package (R-PDSO-G20) with exposed pad for enhanced thermal performance
- Pb-free, RoHS-compliant construction (JESD-609 e3) with 15-year estimated time of obsolescence
Applications
The LM25576MH/NOPB is widely used in industrial power supplies, automotive electronics, and telecom equipment requiring efficient step-down voltage conversion from high-voltage rails. Its 4.5V–42V input range makes it ideal for 12V/24V bus regulation in factory automation and motor drive systems. It also suits point-of-load DC/DC conversion in embedded systems, networking hardware, and battery-powered instruments.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 42V |
| Input Voltage-Min | 6V |
| Input Voltage-Nom | 24V |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 3A |
| Output Voltage-Max | 40V |
| Output Voltage-Min | 1.23V |
| Output Voltage-Nom | 7.15V |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 1000kHz |
| Technology | BICMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM25576MH/NOPB:
Switching Regulator, Current-mode, 3A, 545kHz Switching Freq-Max, PDSO20
Switching Regulator, Current-mode, 3A, 545kHz Switching Freq-Max, PDSO20
Switching Regulator, Current-mode, 545kHz Switching Freq-Max, BICMOS, PDSO20
Frequently Asked Questions
What is the input voltage range and output current of the LM25576MH/NOPB?
The LM25576MH/NOPB accepts an input voltage from 4.5V to 42V (nominal 24V) and delivers up to 3A continuous output current, making it suitable for a wide range of industrial and automotive power conversion applications.
What control method does the LM25576MH/NOPB use, and why does it matter?
It uses current-mode pulse width modulation (PWM) control. This technique provides faster transient response, inherent cycle-by-cycle current limiting, and simplified loop compensation compared to voltage-mode control, improving reliability in demanding applications.
What package does the LM25576MH/NOPB come in, and is it RoHS compliant?
The device is housed in a 20-pin HTSSOP small outline package (JESD-30 code R-PDSO-G20) with an exposed thermal pad. It is fully Pb-free and RoHS compliant per JESD-609 e3 standard.
What are typical applications for the LM25576MH/NOPB?
Typical applications include industrial power supplies, automotive 12V/24V bus regulators, telecom DC/DC converters, motor drive systems, and point-of-load regulators in embedded computing and networking hardware.
How does the SIMPLE SWITCHER® architecture simplify board design?
The SIMPLE SWITCHER® architecture integrates internal loop compensation and gate drive circuitry, reducing the number of external components required. This lowers BOM cost, shrinks PCB footprint, and speeds up design time for step-down converter applications.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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