LM2678S-5.0In StockTexas Instruments
LM2678S-5.0 is a 5V fixed output, 5A step-down (buck) switching voltage regulator by Texas Instruments. Key specs: 5V output voltage, 5A output current, up to 260kHz switching frequency, TO-263-7 package. From $3.25, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- LM2678S-5.0 Datasheet PDF
- Price
- From $3.2500(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 5V Fixed Output Voltage with high accuracy
- 5A Continuous Output Current capability
- Wide input voltage range up to 40V
- Built-in overcurrent and thermal protection
- Simple external component design for easy implementation
Applications
The LM2678S-5.0 is ideal for industrial power supplies, embedded systems, and battery-powered equipment requiring a regulated 5V rail. It is commonly used in automotive electronics, point-of-load converters, and distributed power architectures. Its high current output and robust protection features make it suitable for demanding applications such as motor drives and communication equipment.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM2678S-5.0:
Switching Regulator, Voltage-mode, 5A, 260kHz Switching Freq-Max, PSSO7
Frequently Asked Questions
What is the output voltage and current rating of the LM2678S-5.0?
The LM2678S-5.0 provides a fixed 5V output voltage with a maximum continuous output current of 5A, making it suitable for high-current step-down power conversion applications.
What is the input voltage range for the LM2678S-5.0?
The LM2678S-5.0 supports an input voltage range from 8V up to 40V, offering flexibility for use in a wide variety of power supply designs including automotive and industrial systems.
What package does the LM2678S-5.0 come in?
The LM2678S-5.0 is available in a TO-263-7 (D2PAK) surface-mount package, which provides excellent thermal dissipation and is well-suited for high-power PCB applications.
What applications is the LM2678S-5.0 best suited for?
The LM2678S-5.0 is best suited for industrial power supplies, embedded computing boards, automotive electronics, motor control circuits, and any application requiring a stable 5V regulated output at up to 5A.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.0000 | $5.00 |
| 5+ | $4.8150 | $24.08 |
| 100+ | $3.7500 | $375.00 |
| 1000+ | $3.2500 | $3250.00 |
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