LM2738YSDIn StockTexas Instruments
LM2738YSD is a 1.5A current-mode PWM switching regulator with 550kHz frequency, adjustable output from 0.8V to 18V, and 3V to 20V input range. From $1.575 in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LM2738YSD Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.5750(MOQ 152)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 1.5A output current with current-mode PWM control for fast transient response
- Wide input voltage range: 3V to 20V, suitable for battery and bus-powered designs
- Adjustable output voltage from 0.8V to 18V via external resistor divider
- 550kHz switching frequency reduces external component size
- 8-pin SOIC package for compact PCB layouts
Applications
The LM2738YSD is widely used in portable consumer electronics, industrial power supplies, and telecommunications equipment requiring efficient DC-DC step-down conversion. Its wide input range and adjustable output make it ideal for battery-powered devices, embedded systems, and point-of-load regulators in multi-rail power architectures. It also suits automotive accessories and IoT sensor nodes that need compact, reliable voltage regulation.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Additional Feature | OUTPUT VOLTAGE IS ADJUSTABLE FROM 0.8 TO 18V |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 20V |
| Input Voltage-Min | 3V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | S-XDSO-N8 |
| JESD-609 Code | e0 |
| Number of Functions | 1 |
| Output Current-Max | 2.9A |
| Output Voltage-Max | 18V |
| Output Voltage-Min | 0.8V |
| Package Body Material | UNSPECIFIED |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 676kHz |
| Technology | BICMOS |
| Temperature Grade | AUTOMOTIVE |
| 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 3 |
| 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 output voltage range of the LM2738YSD?
The LM2738YSD supports an adjustable output voltage from 0.8V to 18V, set by an external resistor divider. This flexibility makes it suitable for a wide variety of applications requiring different logic or analog supply rails.
What input voltage does the LM2738YSD support?
The LM2738YSD operates with an input voltage range of 3V to 20V (nominal 12V), making it compatible with common bus voltages such as 5V, 12V, and 15V in industrial and consumer electronics designs.
What package does the LM2738YSD come in?
The LM2738YSD is available in an 8-pin SOIC (S-XDSO-N8) surface-mount package, which simplifies PCB assembly and enables compact board layouts for space-constrained applications.
Can the LM2738YSD be used as a buck converter?
Yes, the LM2738YSD is a synchronous or non-synchronous buck (step-down) switching regulator operating at 550kHz. It delivers up to 1.5A output current and uses current-mode PWM control for stable regulation and fast load transient response.
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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 |
|---|---|---|
| 152+ | $1.9800 | $300.96 |
| 500+ | $1.7750 | $887.50 |
| 1000+ | $1.6750 | $1675.00 |
| 10000+ | $1.5750 | $15750.00 |
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