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LTM4623
+NomenclatureADI
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FabricantÉquipement de simulation
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Pièce fabricant #LTM4623
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En stock13995
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Spécifications
| Attribut | Valeur |
| Standard Pack Qty | 1 |
Présentation
Description
The LTM4623 features a high switching frequency, enabling the use of small-sized capacitors and minimizing output voltage ripple. Its design also includes current-mode control, enhancing stability and transient response. The device supports a wide output voltage range from 0.6V to 5.5V, which is programmable via a single external resistor.
With thermal protection, short-circuit protection, and an adjustable soft-start, the LTM4623 is suitable for distributed power systems, point-of-load regulation in networking, telecom, industrial, and medical applications. Its compact size and ease of use simplify the design process, reducing time-to-market for product development.
Equivalent
1. TI's TPSM84209: A 2A power module with integrated inductor.
2. Murata's MYMGC1R83RELC: A compact DC/DC converter.
3. Vicor's PI3325-00-LGIZ: A 2.5A ZVS buck regulator.
These products vary in specific features and performance, so a detailed comparison is recommended to ensure compatibility with your application.
Features
1. Input Voltage Range: Operates with an input voltage range of 4.5V to 20V.
2. Output Voltage Range: Provides an adjustable output from 0.6V to 5.5V.
3. Output Current: Delivers up to 3A of continuous output current.
4. High Efficiency: Achieves efficiencies up to 90%, depending on the operating conditions.
5. Compact Size: Comes in a low-profile, compact 6.25mm × 6.25mm × 1.82mm BGA package.
6. Thermal Performance: Designed for efficient thermal management, allowing it to operate in high ambient temperature environments.
7. Soft-Start and Tracking: Includes programmable soft-start and voltage tracking for controlled power sequencing.
8. Protection Features: Built-in features such as overcurrent protection, thermal shutdown, and short-circuit protection.
9. Frequency Synchronization: Offers frequency synchronization capability for more flexible design integration.
These features make the LTM4623 suitable for a wide range of applications, including telecommunications, data communications, and industrial systems.
Pinout
1. VIN: Input voltage pin. It accepts a voltage range from 4V to 20V.
2. VOUT: Output voltage pin. It provides a regulated output voltage, typically adjustable from 0.6V up to 5.5V.
3. GND: Ground pin. It is the common ground for both the input and output power.
4. RUN: Run control pin. It enables or disables the regulator.
5. FB: Feedback pin. It is used to set the output voltage via an external resistor divider.
6. COMP: Compensation pin. It allows for external compensation to stabilize the output.
7. VFB: Feedback voltage pin. Used in conjunction with the FB pin for precise feedback.
8. SS: Soft-start pin. It determines the soft-start duration and controls the inrush current.
9. PGOOD: Power-good pin. It indicates when the output is within a certain voltage range.
The LTM4623 is designed for applications requiring high efficiency and compact size, such as in telecommunications and data communications equipment.