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L6920DTR
+BOMIC REG BST ADJ/FIX 800MA 8TSSOP
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ManufacturerSTMicroelectronics
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Mfr. Part #L6920DTR
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Datasheet L6920DTR DataSheet
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Package TSSOP-8
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In Stock5829
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Up |
| OutputConfiguration | Positive |
| Topology | Boost |
| OutputType | Adjustable (Fixed) |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 0.6V |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 1.8V (3.3V, 5V) |
| Voltage-Output(Max) | 5.5V |
| Current-Output | 800mA (Switch) |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP (0.173, 4.40mm Width) |
Overview
Description
Key features of the L6920DTR include its high accuracy output voltage, low noise performance, and the ability to work with a wide input voltage range. It also offers built-in protection features like overcurrent and thermal shutdown, ensuring device safety under various operating conditions.
The small package size of the L6920DTR makes it ideal for compact designs, and its ease of use simplifies the power management design in complex systems. Overall, the L6920DTR is valued for its efficiency, reliability, and suitability for a variety of applications, including consumer electronics, telecommunications, and industrial control systems.
Equivalent
Features
1. Input Voltage Range: Operates from 2 V to 5.5 V, making it suitable for single-cell lithium-ion batteries or multiple alkaline/NiMH cells.
2. Output Voltage: Adjustable output voltage ranging from 0.6 V to the input voltage.
3. Efficiency: Delivers high efficiency up to 95%, optimizing battery life.
4. Output Current: Supports up to 600 mA output current.
5. Switching Frequency: Features a 1.4 MHz fixed frequency, allowing for the use of smaller external components and a compact design.
6. Low Quiescent Current: Consumes minimal power during no-load conditions to extend battery life.
7. Protection Features: Includes over-temperature and over-current protection to enhance reliability.
8. Soft-Start: Integrates a soft-start function to limit inrush current during startup.
9. Package: Available in a compact, space-saving DFN package.
These features make the L6920DTR ideal for small, efficient power supply applications in portable electronics.
Pinout
1. VOUT (Pin 1): Output pin where the regulated voltage is available.
2. GND (Pin 2): Ground pin, which is the reference point for input and output voltages.
3. EN (Pin 3): Enable pin, used to turn the regulator on or off. A high level enables the device, while a low level disables it.
4. VIN (Pin 4): Input pin where the unregulated voltage is supplied.
5. NC or FB (Pin 5): This can be a no-connect (NC) pin or a feedback (FB) pin, depending on the specific variant, used for adjusting the output voltage in adjustable versions.
The L6920DTR is used in various applications to provide a stable output voltage from a higher input voltage, ensuring efficient power management in small devices.
Manufacturer
Application
1. Portable Electronics: Ideal for smartphones, tablets, and wearable devices.
2. Battery-Powered Equipment: Used in devices like digital cameras and personal multimedia players.
3. Consumer Electronics: Suitable for products that require efficient power management.
4. Industrial Applications: Used in sensors and low-power industrial equipment.
5. Automotive Electronics: Employed in systems requiring power regulation from higher voltage sources.
These applications leverage the L6920DTR for efficient power conversion and extended battery life.