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LM25119PSQ
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FabricanteTexas Instruments
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Peça do Fabricante #LM25119PSQ
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Especificações
| Atributo | Valor |
| Brand | Texas Instruments |
| ProductType | LDO Voltage Regulators |
| Subcategory | PMIC - Power Management ICs |
| MountingStyle | SMD/SMT |
| Package/Case | D2PAK-3 (TO-263-3) |
| MinimumOperatingTemperature | - 40 C |
| MaximumOperatingTemperature | + 125 C |
| Packaging | Tube |
| FactoryPackQuantity:FactoryPackQuantity | 45 |
| UnitWeight | 0.068654 oz |
| OutputCurrent | 1.5 A |
| NumberofOutputs | 1 Output |
| Polarity | Positive |
| QuiescentCurrent | 10 mA |
| InputVoltage-Min | 2.6 V |
| InputVoltage-Max | 30 V |
| OutputType | Adjustable |
| DropoutVoltage | 1.3 V |
| LoadRegulation | 0.3 % |
| ShippingRestrictions | Mouser does not presently sell this product in your region. |
| DropoutVoltage-Max | 1.5 V at 1.5 A |
| Ib-InputBiasCurrent | 5 mA |
| LineRegulation | 0.2 % |
| ReferenceVoltage | 1.262 V |
Visão Geral
Description
This regulator integrates advanced control features, such as peak current mode control and cycle-by-cycle current limiting, ensuring stable operation and reducing the risk of overcurrent conditions. The LM25119PSQ also incorporates built-in protection features, including thermal shutdown and under-voltage lockout, enhancing reliability.
The device is available in a compact package, facilitating efficient use of board space. Its high efficiency helps in reducing thermal dissipation, making it suitable for applications where thermal management is critical. Overall, the LM25119PSQ is ideal for powering processors, FPGAs, and other digital circuits requiring regulated voltage in compact and power-sensitive designs.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 4.5V to 60V, accommodating various power supply scenarios.
2. Integrated Power Switches: Includes integrated high-side and low-side MOSFETs for improved efficiency and reduced board space.
3. Adjustable Output Voltage: Output voltage can be set from 0.8V to 0.95V, allowing for flexibility in application requirements.
4. High Efficiency: Achieves efficiencies up to 95%, which helps in thermal management.
5. Current Mode Control: Offers excellent transient response and stable operation across a range of loads.
6. Protection Features: Includes features such as overcurrent protection, thermal shutdown, and under-voltage lockout.
7. Package Options: Available in a compact HTQFP package, facilitating easier integration into designs.
These features make the LM25119PSQ suitable for power supplies in automotive systems, industrial automation, and other demanding environments.
Pinout
The primary functions of its pins include:
1. VIN: Input voltage supply.
2. GND: Ground reference.
3. SW: Switching node connection.
4. BOOT: Bootstrap capacitor connection for high-side gate drive.
5. COMP: Compensation network connection for stability.
6. CSN and CSP: Current sense inputs for overcurrent protection.
7. EN: Enable pin to activate the regulator.
8. PGND: Power ground for switching components.
9. VOUT: Output voltage feedback.
10. VREF: Reference voltage output.
11. SS: Soft-start pin.
12. TR/SS: Timing and soft-start configurations.
13. PG: Power good status output.
14. RT: Frequency setting resistor connection.
This device is suitable for a range of applications, including power management for processors and FPGAs.
Manufacturer
Application
1. Consumer Electronics: Powering devices like smartphones, tablets, and laptops.
2. Industrial Equipment: Providing stable power for automation systems and sensors.
3. Telecommunications: Supporting base stations and communication infrastructure.
4. Automotive: Used in power management for infotainment systems and electric vehicle components.
5. Gaming and Computing: Optimizing power delivery for graphics cards and high-performance processors.
Its features, such as adjustable output voltage and high switching frequency, make it versatile across these sectors.