LM34925MRX/NOPB Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments LM34925MRX/NOPB is a voltage-mode constant-on-time switching regulator controller with 9 V to 100 V input range and nominal 48 V operation. It provides robust power conversion for industrial and telecom applications in an 8-pin SOIC package. Available from stock worldwide with Pb-free, RoHS-compliant construction.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 9
- Lifecycle
- ACTIVE
- Datasheet
- LM34925MRX/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.5700(MOQ 2500)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM34925MRX/NOPB?
- 9 V to 100 V wide input voltage range supporting diverse industrial, telecom, and automotive power bus standards
- Constant on-time voltage-mode control enabling fast load transient response without complex external compensation
- Nominal 48 V operation ideally suited for PoE, telecom bus, and industrial DC-DC conversion
- 8-pin SOIC package allowing straightforward PCB layout with standard through-hole or SMD bypass capacitors
- Pb-free and RoHS-compliant construction meeting modern environmental assembly requirements
What is LM34925MRX/NOPB used for?
The LM34925MRX/NOPB is suited for industrial and telecommunications power supplies that step down from a 48 V bus to lower-voltage rails for FPGAs, DSPs, and processors in networking equipment and factory automation systems. Its 9 V to 100 V input range accommodates fluctuating supply rails in solar energy systems, industrial motor drives, and high-voltage DC-DC converters where input transients are common. The constant-on-time control mode simplifies design by reducing external loop compensation, making it practical for engineers developing mid-to-high-voltage switching regulators with fast dynamic response.
What are the specifications of LM34925MRX/NOPB?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE |
| Control Technique | CONSTANT ON TIME |
| Input Voltage-Max | 100V |
| Input Voltage-Min | 9V |
| Input Voltage-Nom | 48V |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 0.1A |
| Output Voltage-Max | 90V |
| Output Voltage-Min | 1.25V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| 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 | 1.27mm |
| 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 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Where can I find the LM34925MRX/NOPB datasheet?
LM34925MRX/NOPB Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM34925MRX/NOPB?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What input voltage range does the LM34925MRX/NOPB support, and what nominal operating voltage is it designed for?
The LM34925MRX/NOPB accepts input voltages from 9 V to 100 V with a nominal design point of 48 V. This makes it directly applicable to telecom bus converters, PoE power architectures, and industrial automation systems operating from a 48 V DC distribution rail.
How does the constant-on-time control mode of the LM34925MRX/NOPB simplify power supply design compared to peak-current-mode controllers?
The constant-on-time voltage-mode control in the LM34925MRX/NOPB provides inherently fast transient response without requiring a slope compensation network or external type-III compensator, reducing the number of external components and simplifying loop stability analysis for 9 V to 100 V input converters.
In which industrial or telecom applications is the LM34925MRX/NOPB particularly well suited given its 100 V maximum input rating?
The LM34925MRX/NOPB is well suited for 48 V telecom rectifiers, industrial motor drive auxiliary supplies, solar panel converters, and high-voltage factory automation controllers that need regulated outputs from supply rails varying from 9 V to 100 V with robust transient tolerance.
What is the significance of the 8-pin SOIC package for the LM34925MRX/NOPB in a high-voltage switching regulator layout?
The 8-pin SOIC package provides enough pin spacing and creepage distance to assist in meeting high-voltage PCB layout clearance requirements for designs operating near 100 V input, while remaining compact enough for standard industrial PCBs running 48 V distribution architectures.
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Why Buy from FindMyChip
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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 2500+ | $1.5800 | $3950.00 |
| 5000+ | $1.5700 | $7850.00 |
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