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LTC3411EDD
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メーカーアナログデバイス
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メーカー品番 #LTC3411EDD
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在庫状況9444
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package/Case | DFN-10 |
| MinimumOperatingTemperature | - 40 C |
| MaximumOperatingTemperature | + 85 C |
| Series | LTC3411 |
| Brand | Analog Devices |
| ProductType | Switching Voltage Regulators |
| Subcategory | PMIC - Power Management ICs |
| MountingStyle | SMD/SMT |
| ShippingRestrictions | Mouser does not presently sell this product in your region. |
| OperatingSupplyCurrent | 62 uA |
| Topology | Buck |
| OutputVoltage | 800 mV to 5 V |
| OutputCurrent | 1.25 A |
| NumberofOutputs | 1 Output |
| InputVoltage-Min | 2.5 V |
| InputVoltage-Max | 5.5 V |
| SwitchingFrequency | 4 MHz |
概要
Description
The LTC3411EDD features a low quiescent current, making it suitable for battery-operated devices. It employs a current-mode control architecture, which enhances transient response and stability. The converter also includes a built-in power switch, synchronous rectification for improved efficiency, and a programmable frequency feature for reduced noise and better performance.
Applications for the LTC3411EDD include portable devices, telecommunications, and any electronics requiring efficient power conversion. Its compact package and high-performance characteristics make it ideal for applications where space and efficiency are critical. Overall, the LTC3411EDD is a versatile component for power management in various electronic designs.
Equivalent
Features
1. Input Voltage Range: Operates from 2.5V to 5.5V, suitable for a variety of power sources.
2. Output Voltage: Adjustable output voltage down to 0.8V with a feedback voltage accuracy of ±1.5%.
3. High Efficiency: Up to 95% efficiency, minimizing thermal management requirements.
4. Current Limit: Internal current limiting protects against overcurrent conditions.
5. Switching Frequency: Configurable between 500kHz and 1.5MHz, enabling the use of small external components.
6. Soft-Start: Integrated soft-start function reduces inrush current during startup.
7. Load Regulation: Excellent load and line regulation characteristics.
8. Thermal Shutdown: Protects the device under high-temperature conditions.
9. Package: Available in a 12-lead 3mm × 3mm DFN package, which is space-efficient.
These features make the LTC3411EDD suitable for powering processors, FPGAs, and other digital circuits requiring low voltage and high efficiency.
Pinout
Pin Functions:
1. SW - Switch node; connects to the inductor.
2. VIN - Input voltage; supplies power to the IC.
3. GND - Ground reference.
4. VOUT - Output voltage; connects to the load.
5. FB - Feedback; senses output voltage for regulation.
6. COMP - Compensation; used to stabilize the control loop.
7. RUN - Enable; turns the converter on or off.
8. SS - Soft-start; controls the startup time.
9. PG - Power good; indicates when the output is within regulation.
10. LIM - Current limit; sets peak switch current limit.
11. SENSE - Current sense; for monitoring output current.
12. TSD - Thermal shutdown; protects against overheating.
This IC is designed for high efficiency and compact designs in portable applications.
Manufacturer
The LTC3411EDD is a synchronous step-down DC/DC converter, known for its efficiency and compact design, making it suitable for powering portable devices and other applications requiring a reliable power supply. Analog Devices has a strong reputation for innovation in the field of signal processing and power management, serving customers globally with high-quality products and solutions.
Application
1. Portable Electronics: Powering smartphones, tablets, and handheld devices.
2. Consumer Electronics: Supplying power to cameras, gaming devices, and wearables.
3. Industrial Systems: Providing stable voltage for sensors and control circuits.
4. Telecommunications: Powering RF amplifiers and communication equipment.
5. Automotive Electronics: Supporting infotainment systems and battery management.
6. Data Acquisition Systems: Ensuring reliable power for microcontrollers and processing units.
Its high efficiency and compact design make it suitable for battery-operated applications.