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L5970ADTR
+Lista de MateriaisIC REG BUCK ADJUSTABLE 1.5A 8SO
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FabricanteSTMicroeletrônica
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Peça do Fabricante #L5970ADTR
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Ficha Técnica L5970ADTR DataSheet
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Pacote SOP-8
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.4V |
| Voltage-Input(Max) | 36V |
| Voltage-Output(Min/Fixed) | 1.235V |
| Voltage-Output(Max) | 35V |
| Current-Output | 1.5A |
| Frequency-Switching | 500kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
Equivalent
Features
1. Input Voltage Range: Operates between 4.4V and 36V, making it suitable for a variety of applications.
2. Output Current: Capable of delivering up to 1A of output current.
3. Efficiency: High efficiency due to its switching regulator design.
4. Switching Frequency: Typically operates at a switching frequency of 250 kHz.
5. Voltage Reference: Output voltage can be adjusted using an external resistor divider.
6. Protection Features: Includes overcurrent and thermal shutdown protections to enhance reliability.
7. Soft-Start: Built-in soft-start to prevent inrush current during startup.
8. Package: Available in a surface-mount SO-8 package.
These features make the L5970ADTR suitable for applications in consumer electronics, automotive, and industrial systems where space and efficiency are critical.
Pinout
Key functions and pin configurations are as follows:
1. Pin 1 (OUT): Output voltage pin.
2. Pin 2 (SYNC): Synchronization input pin.
3. Pin 3 (COMP): Compensation network pin.
4. Pin 4 (FB): Feedback voltage pin.
5. Pin 5 (ON/OFF): Enable pin.
6. Pin 6 (GND): Ground pin.
7. Pin 7 (VCC): Supply voltage pin.
8. Pin 8 (BOOT): Bootstrap voltage pin.
The L5970ADTR is used for reducing a higher input voltage to a lower output voltage with features like overcurrent protection, thermal shutdown, and a high switching frequency.