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LTC3350IUHF#TRPBF
+StücklisteIC BACKUP CTRLR CHRG/MON 38QFN
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HerstellerAnalog Devices Inc.
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Herstellerteil #LTC3350IUHF#TRPBF
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Auf Lager2356
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Part Status | Active |
| Base Product Number | LTC3350 |
| Applications | Supercapacitor Backup Controller |
| Current - Supply | 4mA |
| Voltage - Supply | 4.5V ~ 35V |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package | 38-WFQFN Exposed Pad |
| Supplier Device Package | 38-QFN (5x7) |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Übersicht
Description
Key features of the LTC3350 include a high-efficiency step-down converter, a power path controller, and a high-accuracy supercapacitor charger. It supports system health monitoring by providing real-time data on capacitor voltage, current, and temperature. The LTC3350 also includes an I²C interface for easy configuration and status reporting.
The device is housed in a 38-lead UHF package and operates over a wide temperature range, making it suitable for industrial applications. It is designed to optimize the use of energy storage elements and ensure reliable power delivery during outages.
Equivalent
1. Texas Instruments BQ24650 - Solar battery charger with MPPT.
2. Maxim Integrated MAX38888 - Backup power controller.
3. Analog Devices ADM3491 - Supercapacitor charging solution.
4. STMicroelectronics L6924D - Standalone linear battery charger.
These alternatives offer similar functionalities, but specific requirements such as voltage, current, and feature sets should be compared to ensure compatibility.
Features
1. Supercapacitor Management: Handles up to 4 series supercapacitors with balancing, health monitoring, and diagnostics.
2. Efficiency: High-efficiency buck and boost converters for charging and discharging supercapacitors.
3. Backup Power Supply: Ensures reliable supply during power interruptions with seamless transition.
4. Health Monitoring: Monitors parameters like voltage, current, temperature, and capacitance to assess supercapacitor health.
5. Configurable Features: Programmable thresholds, timers, and limits for optimized performance.
6. Integrated Protections: Includes overvoltage, undervoltage, overcurrent, and thermal protection mechanisms.
7. Communication: I2C interface for communication and configuration.
8. Package: Available in a compact QFN package, suitable for space-constrained applications.
This combination of features makes the LTC3350IUHF#TRPBF well-suited for applications requiring efficient power management and reliable backup power solutions, such as in industrial, automotive, and telecommunications systems.
Pinout
The LTC3350 comes in a 38-pin (5mm x 7mm) QFN (Quad Flat No-leads) package. Its primary functions include charging and balancing supercapacitors, monitoring their voltage, and managing backup power. It features an internal buck regulator to efficiently charge supercapacitors from a wide input voltage range. Additionally, the device offers real-time reporting of system status, capacitor health, and other vital parameters through I²C or SPI interfaces, ensuring efficient backup power management and system reliability.
In summary, the LTC3350IUHF#TRPBF has 38 pins and functions as a supercapacitor charger, balancer, and backup power controller.