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AL5802-7
+BOMIC LED DRVR LIN PWM 120MA SOT26
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ManufacturerDiodes Incorporated
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Mfr. Part #AL5802-7
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Datasheet AL5802-7 DataSheet
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Package SOT-26
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In Stock7646
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Linear |
| InternalSwitch(s) | Yes |
| NumberofOutputs | 1 |
| Voltage-Supply(Min) | 4.5V |
| Voltage-Supply(Max) | 30V |
| Voltage-Output | 0.8V ~ 30V |
| Current-Output/Channel | 120mA |
| Dimming | PWM |
| Applications | Signage |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-6 |
Overview
Description
Equivalent
1. ON Semiconductor NSI45020AT1G - A linear current regulator for LEDs.
2. Texas Instruments TL4242 - A linear LED driver with current control.
3. Microchip MCP1640 - While not a direct equivalent, it's suitable for LED applications with boost capabilities.
4. Diodes Incorporated AL8400 - Another linear LED driver from the same manufacturer.
When choosing alternatives, ensure to compare parameters such as current rating, voltage range, and thermal performance.
Features
1. Constant Current Regulation: Provides a stable current output to maintain consistent LED brightness.
2. Wide Input Voltage Range: Operates over a broad input voltage range, making it versatile for various applications.
3. High-Side Current Sense: Utilizes high-side current sensing, which simplifies the design and reduces the number of components needed.
4. Low Dropout Voltage: Ensures efficiency and allows the device to operate even with a small difference between input and output voltage.
5. Thermal Protection: Includes thermal shutdown features to protect the device from overheating, enhancing reliability.
6. Simple Design: Requires minimal external components, which simplifies circuit design and reduces overall cost.
7. Compact Package: Available in a small form factor, suitable for space-constrained applications.
These features make the AL5802-7 suitable for LED lighting systems where efficiency, reliability, and ease of design are crucial.
Pinout
The two pins of the AL5802-7 are:
1. Anode (IN): This pin is connected to the supply voltage, where the input current flows into the device.
2. Cathode (OUT): This pin is connected to the LED string, allowing the regulated current to flow out and drive the LEDs.
The AL5802-7 operates by maintaining a constant current through the LEDs, ensuring uniform brightness and efficiency. Its simplicity, along with the minimal pin count, makes it ideal for cost-effective and compact LED lighting solutions.