LM2679S-5.0/NOPBIn StockTexas Instruments
LM2679S-5.0/NOPB is a SIMPLE SWITCHER® step-down DC/DC switching regulator with 8V–40V input range and 5A output current. It features adjustable current limit, voltage-mode PWM control, and comes in a compact TO-263 package. From $3.14 in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- TO-XXX (Inc. DPAK)
- Pin Count
- 4
- Lifecycle
- ACTIVE
- Datasheet
- LM2679S-5.0/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.1362(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
- 8V to 40V wide input voltage range for versatile power supply designs
- 5A continuous output current with adjustable current limit for overcurrent protection
- Voltage-mode PWM control for stable regulation and easy compensation
- SIMPLE SWITCHER® architecture simplifies design with minimal external components
- TO-263 (DPAK) surface-mount package for efficient thermal management
Applications
The LM2679S-5.0/NOPB is well-suited for industrial power supplies, automotive electronics, and embedded systems requiring a reliable 5V regulated output from higher-voltage rails. It is commonly used in point-of-load converters, motor drive pre-regulators, and distributed power architectures where a 5A step-down regulator with current limiting is critical. Its wide 8V–40V input range also makes it ideal for battery-powered equipment and off-line power conversion stages.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| 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-PSSO-G7 |
| 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 |
| Output Voltage-Nom | 5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP7H,.55,50TB |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 245 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 260kHz |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | TO-XXX (Inc. DPAK) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input voltage range of the LM2679S-5.0/NOPB?
The LM2679S-5.0/NOPB accepts an input voltage range of 8V to 40V, with a nominal operating voltage of 12V, making it suitable for a wide variety of industrial and automotive power supply applications.
What output current can the LM2679S-5.0/NOPB deliver?
The LM2679S-5.0/NOPB can deliver up to 5A of continuous output current. It also includes an adjustable current limit feature, allowing designers to protect downstream circuitry from overcurrent conditions.
What package does the LM2679S-5.0/NOPB come in?
The LM2679S-5.0/NOPB is available in a TO-263 (D2PAK/DPAK) 7-lead surface-mount package, which provides excellent thermal dissipation and is compatible with standard SMT assembly processes.
What are typical applications for the LM2679S-5.0/NOPB?
Typical applications include industrial power supplies, automotive voltage regulators, embedded system point-of-load converters, and motor drive pre-regulators where a 5V/5A step-down regulator with a wide input range and current limiting is required.
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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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