LM2678T-ADJ/NOPB Texas Instruments Integrated Circuit (Transistor Outline, Vertical) In Stock
LM2678T-ADJ/NOPB is a high-efficiency step-down switching regulator supporting adjustable output from 1.2V to 37V with 5A output current and 40V input. Features PWM voltage-mode control, TO-263 package. From $3.36, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Transistor Outline, Vertical
- Pin Count
- 7
- Lifecycle
- ACTIVE
- Datasheet
- LM2678T-ADJ/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.3584(MOQ 1)
- 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 LM2678T-ADJ/NOPB?
- Adjustable output voltage from 1.2V to 37V, covering a wide range of power supply applications
- Supports up to 40V input voltage with 8V minimum, ideal for industrial and automotive systems
- Voltage-mode PWM control for stable, low-noise regulation in sensitive electronics
- High efficiency step-down topology reduces heat dissipation in compact designs
- TO-263 (D2PAK) through-hole compatible package for easy PCB integration
What is LM2678T-ADJ/NOPB used for?
The LM2678T-ADJ/NOPB is widely used in industrial power supplies, embedded systems, and telecommunications equipment requiring efficient DC-DC step-down conversion. Its wide adjustable output range makes it suitable for powering microcontrollers, FPGAs, and analog circuits from higher-voltage rails. It is also applied in automotive electronics and test instruments where stable, low-ripple regulated voltage is critical.
What are the specifications of LM2678T-ADJ/NOPB?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | ALSO OPERATES IN ADJUSTABLE MODE FROM 1.2V TO 37V |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 40V |
| Input Voltage-Min | 8V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | R-XZFM-T7 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 5A |
| Output Voltage-Max | 37V |
| Output Voltage-Min | 1.23V |
| Package Body Material | UNSPECIFIED |
| Package Shape | RECTANGULAR |
| Package Style | FLANGE MOUNT |
| Surface Mount | NO |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 260kHz |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 1.27mm |
| Terminal Position | ZIG-ZAG |
| Package | Transistor Outline, Vertical |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Where can I find the LM2678T-ADJ/NOPB datasheet?
LM2678T-ADJ/NOPB Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM2678T-ADJ/NOPB?
Compatible alternatives and drop-in replacements for LM2678T-ADJ/NOPB:
Switching Regulator, Voltage-mode, 5A, 260kHz Switching Freq-Max, BICMOS, PZFM7
Switching Regulator, Voltage-mode, 5A, 260kHz Switching Freq-Max, PZFM7
Frequently Asked Questions
What is the output voltage range of the LM2678T-ADJ/NOPB?
The LM2678T-ADJ/NOPB supports an adjustable output voltage range from 1.2V to 37V, making it suitable for a wide variety of power supply designs.
What is the maximum input voltage and output current for the LM2678T-ADJ/NOPB?
The LM2678T-ADJ/NOPB accepts an input voltage up to 40V and delivers a continuous output current of up to 5A, making it ideal for high-current step-down applications.
What control method does the LM2678T-ADJ/NOPB use?
The LM2678T-ADJ/NOPB uses voltage-mode pulse width modulation (PWM) control, which provides stable regulation and predictable transient response across varying load conditions.
What package type is the LM2678T-ADJ/NOPB available in?
The LM2678T-ADJ/NOPB is available in the TO-263 (D2PAK) surface-mount package, which offers good thermal performance for high-current switching regulator designs.
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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
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| 1+ | $15.3800 | $15.38 |
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| 52+ | $3.8750 | $201.50 |
| 67+ | $3.7459 | $250.98 |
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