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LM22670MRX-5.0
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HerstellerTexas Instruments
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Herstellerteil #LM22670MRX-5.0
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Paket PSOP-8
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Auf Lager9223
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Brand | Texas Instruments |
| Product Type | Switching Voltage Regulators |
| Subcategory | PMIC - Power Management ICs |
| Mounting Type | SMD/SMT |
| Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 125 C |
| Tradename | SIMPLE SWITCHER |
| Height | 1.47 mm |
| Length | 4.9 mm |
| Width | 3.9 mm |
| Topology | Buck, Inverting |
| Output Voltage | 5 V |
| Current - Output | 3 A |
| Number of Outputs | 1 Output |
| Input Voltage - Min | 4.5 V |
| Input Voltage - Max | 42 V |
| Frequency - Switching | 200 kHz to 1 MHz |
| Type | Inverting, Step Down |
| Package / Case | PSOP-EP-8 |
Übersicht
Description
Key features include a wide input voltage range of 4.5V to 60V, high efficiency (up to 95%), and a low quiescent current, which helps in extending battery life. Additionally, it incorporates protection mechanisms such as thermal shutdown and overcurrent protection, ensuring reliable operation in various conditions.
The device operates with a switching frequency of 500 kHz, which allows for smaller external components and a compact design. Its simplicity in layout and design makes it an excellent choice for engineers looking to implement power management solutions effectively. Overall, the LM22670MRX-5.0 is a versatile and robust regulator ideal for various power supply applications.
Equivalent
1. MP1584 - A compact buck converter with adjustable output.
2. LM2596 - A popular adjustable step-down regulator.
3. TPS563201 - A synchronous buck converter from Texas Instruments.
4. RT8059 - A high-efficiency step-down converter.
Always verify specifications and compatibility for your specific application.
Features
1. Output Voltage: Fixed output of 5.0V with a maximum output current of 3A.
2. Input Voltage Range: Accepts a wide input voltage range from 4.5V to 60V.
3. High Efficiency: Offers efficiency up to 95%, reducing heat generation and improving thermal performance.
4. Integrated Switching MOSFETs: Contains internal high-side and low-side MOSFETs for compact design and reduced external component count.
5. Built-in Protection Features: Includes thermal shutdown, current limit, and undervoltage lockout (UVLO) for enhanced reliability.
6. Adjustable Switching Frequency: Offers a selectable frequency range from 100 kHz to 1 MHz for flexibility in design.
7. Power Good Indicator: Provides a power good output to monitor the status of the output voltage.
8. Compact Package: Available in a thermally enhanced HTQFN package, suitable for space-constrained applications.
Overall, the LM22670MRX-5.0 is ideal for various applications requiring efficient power conversion.
Pinout
Key pin functions include:
1. VIN (Pin 1): Input voltage.
2. SW (Pin 2): Switch pin for inductor connection.
3. GND (Pin 3): Ground connection.
4. COMP (Pin 4): Compensation network connection.
5. FB (Pin 5): Feedback pin for output voltage regulation.
6. SS (Pin 6): Soft-start control.
7. CSN (Pin 7): Current sense negative input.
8. CSP (Pin 8): Current sense positive input.
9. EN (Pin 9): Enable pin to turn the regulator on/off.
10. SYNC (Pin 10): Synchronization input for external clock.
11. PG (Pin 11): Power good output.
12. RAMP (Pin 12): Ramp control for frequency.
13. DIAG (Pin 13): Fault indication.
14. ILIM (Pin 14): Current limit adjustment.
15. VCC (Pin 15): Internal supply voltage.
16. NC (Pin 16): No connection.
This device is suitable for various applications requiring efficient DC-DC conversion.