LM25574MT/NOPBIn StockTexas Instruments
SIMPLE SWITCHER® 42V 0.5A step-down switching regulator by Texas Instruments. Features current-mode PWM control with 6V–42V input range, ideal for industrial and automotive power conversion. From $1.76 in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- LM25574MT/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.7588(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
- 42V maximum input voltage with 6V minimum, supporting wide input range industrial and automotive applications
- Current-mode PWM control for excellent transient response and inherent cycle-by-cycle current limiting
- Compact TSSOP-16 small outline package enabling space-efficient power supply designs
- 0.5A output current capability for low-power DC-DC step-down conversion
- SIMPLE SWITCHER® design simplifies external component selection and reduces BOM complexity
Applications
The LM25574MT/NOPB is well suited for industrial power supplies, distributed point-of-load regulation, and automotive electronics requiring a stable step-down DC-DC conversion from high input voltages up to 42V. Its current-mode PWM architecture makes it ideal for battery-powered equipment, telecom infrastructure boards, and embedded systems where compact size and wide input voltage range are critical design requirements.
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-G16 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 0.5A |
| 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, THIN PROFILE, 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 | Nickel/Palladium/Gold (Ni/Pd/Au) |
| 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 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM25574MT/NOPB:
Switching Regulator, Current-mode, 0.8A, 545kHz Switching Freq-Max, BICMOS, PDSO16
Frequently Asked Questions
What is the input voltage range of the LM25574MT/NOPB?
The LM25574MT/NOPB accepts an input voltage range of 6V to 42V with a nominal operating voltage of 24V, making it suitable for industrial, automotive, and telecom applications where wide input voltage variation is common.
What output current can the LM25574MT/NOPB deliver?
The LM25574MT/NOPB is rated for a maximum output current of 0.5A. It uses current-mode PWM control with cycle-by-cycle current limiting to protect against overload conditions while maintaining stable regulation.
What package does the LM25574MT/NOPB use?
The LM25574MT/NOPB is packaged in a 16-pin TSSOP (JEDEC R-PDSO-G16) small outline package. This compact SMD footprint is lead-free (Pb-free) and RoHS compliant, suitable for automated PCB assembly.
What are typical applications for the LM25574MT/NOPB?
Typical applications include industrial power supplies, point-of-load DC-DC converters, automotive electronics, telecom infrastructure boards, and embedded systems requiring efficient step-down voltage regulation from high input voltage sources up to 42V.
What control method does the LM25574MT/NOPB use?
The LM25574MT/NOPB uses current-mode pulse width modulation (PWM) control. This technique improves transient response, simplifies loop compensation, and provides inherent cycle-by-cycle current limiting for robust protection against short-circuit and overload conditions.
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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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