LM2630MTC-ADJ Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
LM2630MTC-ADJ is an adjustable current-mode step-down switching controller by Texas Instruments. It supports wide input voltage range with adjustable output, enabling efficient DC-DC conversion for compact power supply designs. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- LM2630MTC-ADJ Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Adjustable output voltage via external resistor divider for flexible power supply designs
- Current-mode PWM control provides fast transient response and inherent cycle-by-cycle current limiting
- Wide input voltage range supports diverse power conversion applications in embedded and industrial systems
Applications
The LM2630MTC-ADJ is ideal for portable electronics, embedded systems, and industrial equipment requiring efficient step-down DC-DC conversion. Its adjustable output voltage makes it suitable for powering microcontrollers, FPGAs, and DSP cores from higher-voltage rails. It is commonly used in battery-powered devices and point-of-load converters where regulated, low-noise supply voltages are essential.
Specifications
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| 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 input voltage range does the LM2630MTC-ADJ support for step-down conversion?
The LM2630MTC-ADJ operates over a wide input voltage range suitable for typical 5 V to 12 V bus rails, making it a versatile step-down controller for embedded systems and industrial power supplies requiring regulated outputs down to sub-1 V levels.
How is the output voltage set on the LM2630MTC-ADJ, and what range is achievable?
Output voltage on the LM2630MTC-ADJ is set by an external resistor divider connected to the feedback pin. The adjustable design allows output voltages from approximately 1.25 V upward, covering a broad range of logic core and I/O supply requirements in a single compact MTC package.
What switching frequency does the LM2630MTC-ADJ use, and how does it affect inductor selection?
The LM2630MTC-ADJ operates at a fixed internal switching frequency of 300 kHz, which allows the use of small surface-mount inductors in the 2.2 µH to 10 µH range, reducing PCB footprint and bill-of-materials cost in space-constrained designs.
When is the LM2630MTC-ADJ a preferred alternative to a fixed-output step-down regulator?
The LM2630MTC-ADJ is preferred when a design requires fine-tuned output voltage not available in standard fixed-output regulators, such as powering FPGAs at 1.8 V or 2.5 V, because its adjustable feedback network avoids costly custom part qualification while still achieving efficiencies above 85%.
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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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