LM3676SD-3.3 Texas Instruments Integrated Circuit (Other) In Stock
LM3676SD-3.3 is a 600mA step-down DC-DC converter with fixed 3.3V output, operating from 2.9V to 5.5V input, featuring pulse width modulation control for high-efficiency power regulation in portable and battery-powered applications. From $0.72 in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LM3676SD-3.3 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.7238(MOQ 5000)
- Temp Range
- -30.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 600mA output current capability with fixed 3.3V regulated output
- Wide input voltage range from 2.9V to 5.5V supporting various battery sources
- Voltage-mode PWM control for stable and efficient power conversion
- Compact SOT-23 compatible package ideal for space-constrained designs
- Low quiescent current optimized for battery-powered portable applications
Applications
The LM3676SD-3.3 is widely used in portable consumer electronics such as smartphones, tablets, and handheld devices where efficient 3.3V power rails are required. It is also suitable for IoT modules, wearable devices, and embedded systems powered by Li-ion or NiMH batteries. Additionally, it serves industrial applications requiring compact, reliable step-down regulation from low-voltage DC sources.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 5.5V |
| Input Voltage-Min | 2.9V |
| Input Voltage-Nom | 3.6V |
| JESD-30 Code | R-XDSO-N8 |
| JESD-609 Code | e0 |
| Number of Functions | 1 |
| Output Current-Max | 1.2A |
| Output Voltage-Nom | 3.3V |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | SOLCC8,.11,20 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 2600kHz |
| Temperature Grade | OTHER |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
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 LM3676SD-3.3?
The LM3676SD-3.3 operates with an input voltage range of 2.9V to 5.5V, with a nominal input of 3.6V. This makes it compatible with single-cell Li-ion batteries and USB power sources, providing a stable 3.3V output across the full input range.
What is the maximum output current of the LM3676SD-3.3?
The LM3676SD-3.3 can deliver up to 600mA of continuous output current at a fixed 3.3V. This level of current capacity is suitable for powering microcontrollers, wireless modules, sensors, and other moderate-load peripherals in portable designs.
What control method does the LM3676SD-3.3 use?
The LM3676SD-3.3 employs voltage-mode pulse width modulation (PWM) control technique. This approach provides predictable switching frequency behavior and good transient response, simplifying output filter design and ensuring stable regulation across varying load conditions.
What package type is the LM3676SD-3.3 available in?
The LM3676SD-3.3 is available in an 8-pin SOIC/MSOP-style package (JESD-30 code R-XDSO-N8), making it suitable for surface-mount assembly. The small footprint supports compact PCB layouts required in portable and wearable electronics applications.
What are typical applications for the LM3676SD-3.3?
Typical applications include battery-powered portable devices such as smartphones, tablets, IoT sensors, and wearables that require a regulated 3.3V supply. It is also used in embedded systems, wireless communication modules, and any application needing efficient step-down conversion from a low-voltage DC input in the 2.9V–5.5V range.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 5000+ | $0.7378 | $3688.75 |
| 7000+ | $0.7306 | $5114.41 |
| 10000+ | $0.7238 | $7237.70 |
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