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LT1054IS8
+StücklisteSwitching Voltage Regulators Switched-Capacitor Voltage Converter with Regulator
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HerstellerAnaloge Geräte
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Herstellerteil #LT1054IS8
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Datenblatt LT1054IS8 DataSheet
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Auf Lager19861
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
Übersicht
Description
The device includes an internal oscillator for charge-pump operation and can support an output voltage of up to 15V, depending on the configuration. Additionally, it features built-in short-circuit protection and thermal shutdown to enhance its reliability. The chip is available in an 8-pin SOIC package, making it compact and suitable for space-constrained applications. The LT1054IS8 is commonly used in battery-powered devices, portable equipment, and applications requiring efficient voltage conversion without the complexity of inductors.
Equivalent
Features
1. Input Voltage Range: Operates within a range of 3.5V to 15V, making it suitable for a variety of applications.
2. Output Voltage: Can produce positive or negative voltages; capable of doubling or inverting the input voltage.
3. Efficiency: Known for high efficiency, often exceeding 90%, due to its low quiescent current and efficient power conversion techniques.
4. Current Output: Typically supports output currents up to 100mA, depending on the configuration and input voltage.
5. External Components: Requires minimal external components, simplifying circuit design.
6. Frequency: Operates at a switching frequency of approximately 25kHz.
7. Protection: Includes features like current limiting and thermal shutdown for enhanced reliability.
8. Package: Available in an 8-pin SOIC package, which is compact and suitable for space-constrained designs.
These features make the LT1054IS8 ideal for portable power supply applications, battery-powered devices, and other electronic projects requiring efficient voltage conversion.
Pinout
1. Pin 1 (CAP+): Positive terminal for the external capacitor used in voltage conversion.
2. Pin 2 (GND): Ground connection.
3. Pin 3 (CAP-): Negative terminal for the external capacitor used in voltage conversion.
4. Pin 4 (VOUT): Output voltage terminal.
5. Pin 5 (VCC): Positive supply voltage terminal.
6. Pin 6 (Frequency Control): Allows for frequency adjustment with an external capacitor.
7. Pin 7 (Shutdown): Disables the device when connected to ground.
8. Pin 8 (D1): Used for output diode connection in some configurations.
The LT1054 can efficiently convert voltages with minimal external components, making it suitable for applications like battery-powered devices where space and efficiency are critical.
Manufacturer
Application
1. Voltage Inversion: Used to generate negative voltages from positive inputs, useful in powering analog circuits.
2. Voltage Regulation: Provides regulated output voltages, important for stabilizing power supply in sensitive electronic devices.
3. Voltage Doubling: Doubles the input voltage, applicable in powering devices requiring higher voltage levels.
4. Battery-Powered Devices: Enhances power efficiency, crucial for portable and battery-operated equipment.
5. Microcontroller Systems: Provides necessary power conversions for embedded systems and microcontrollers.
Overall, it's suited for efficient power management in various electronic circuits.