LM2677S-5.0/NOPBIn StockTexas Instruments
LM2677S-5.0/NOPB is a SIMPLE SWITCHER high-efficiency 5A step-down voltage regulator with synchronization. It supports 8V to 40V input voltage range with pulse-width modulation control. From $2.77, available in TO-DPAK package with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- TO-XXX (Inc. DPAK)
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LM2677S-5.0/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.7664(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
- High efficiency 5A step-down voltage regulation with SIMPLE SWITCHER technology
- Wide input voltage range: 8V to 40V, supporting diverse power supply designs
- Voltage-mode PWM control with external synchronization capability
- Fixed 5.0V output in compact TO-DPAK (R-PSSO-G7) package
- RoHS compliant (Pb-free, JESD-609 e3) for eco-friendly applications
Applications
The LM2677S-5.0/NOPB is widely used in industrial power supplies, automotive electronics, and telecommunications equipment requiring efficient DC-DC step-down conversion. Its 8V–40V input range makes it ideal for battery-powered systems, distributed power architectures, and motor drive pre-regulators. The synchronization feature allows it to integrate into noise-sensitive applications such as audio equipment and precision measurement instruments.
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 |
| 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
Compatible alternatives and drop-in replacements for LM2677S-5.0/NOPB:
Switching Regulator, Voltage-mode, 5A, 260kHz Switching Freq-Max, BICMOS, PSSO7
Frequently Asked Questions
What is the input voltage range of the LM2677S-5.0/NOPB?
The LM2677S-5.0/NOPB accepts an input voltage range of 8V to 40V, with a nominal operating voltage of 12V. This wide range makes it suitable for industrial, automotive, and telecom power supply designs that must handle varying input conditions.
What output voltage and current does the LM2677S-5.0/NOPB provide?
The LM2677S-5.0/NOPB provides a fixed 5.0V output with up to 5A continuous output current. It uses voltage-mode pulse-width modulation (PWM) control for stable and efficient regulation across varying load conditions.
What package does the LM2677S-5.0/NOPB come in and is it RoHS compliant?
The LM2677S-5.0/NOPB is available in a TO-DPAK (R-PSSO-G7, 7-pin) surface-mount package. It is fully RoHS compliant, being lead-free (Pb-free code: Yes) and meeting JESD-609 e3 standards for environmentally friendly manufacturing.
What are typical applications for the LM2677S-5.0/NOPB?
Typical applications include industrial power supplies, automotive electronics, telecommunications infrastructure, battery-powered systems, distributed power architectures, motor drive pre-regulators, and precision measurement instruments where efficient step-down DC-DC conversion from higher voltages to a regulated 5V rail is required.
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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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| 2+ | $4.2560 | $8.51 |
| 3+ | $3.8000 | $11.40 |
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