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TPS62080DSGR
+BOMIC REG BUCK ADJ 1.2A 8WSON
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #TPS62080DSGR
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Gói WSON (DSG)-8
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Có sẵn5368
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | DCS-Control™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2.3V |
| Voltage-Input(Max) | 6V |
| Voltage-Output(Min/Fixed) | 0.5V |
| Voltage-Output(Max) | 4V |
| Current-Output | 1.2A |
| Frequency-Switching | 2MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-WFDFN Exposed Pad |
Tổng quan
Description
The converter supports input voltages ranging from 2.3V to 6.0V, suitable for single Li-ion cells or multiple alkaline/NiMH cells. It delivers an output current up to 1.2A, with an adjustable output voltage from 0.8V to the input voltage, offering flexibility in various applications. The TPS62080DSGR features an integrated high-side and low-side MOSFET, reducing the need for external components and improving efficiency.
Key features include a power save mode for increased efficiency at light loads, a soft-start function to limit inrush current, and protection mechanisms such as output short-circuit protection and thermal shutdown. The device comes in a small 8-pin VSON package, further optimizing space in compact designs.
Equivalent
Features
1. Input Voltage Range: Operates with an input voltage range from 2.3V to 6V, making it suitable for various power sources including single Li-ion batteries.
2. Output Voltage: Offers an adjustable output voltage range from 0.8V to 6V.
3. Output Current: Capable of delivering up to 1.2A of continuous output current.
4. Efficiency: Provides high efficiency up to 95%, which helps reduce power loss and heat generation.
5. Switching Frequency: Features a fixed switching frequency of 2.4 MHz, enabling the use of small inductors and capacitors for compact solution size.
6. Quiescent Current: Low quiescent current of 17 µA, optimizing battery life in portable applications.
7. Soft Start: Includes a soft-start feature to limit inrush current during startup.
8. Protection: Comes with various protection features such as overcurrent protection, thermal shutdown, and short-circuit protection.
9. Package: Available in a small 2x2 mm 8-pin WSON package, making it suitable for space-constrained applications.
These features make the TPS62080DSGR ideal for portable and space-sensitive applications requiring efficient voltage regulation.
Pinout
1. VIN (Pin 1): Input supply voltage.
2. EN (Pin 2): Enable pin. Drive high to enable the device; low to disable.
3. GND (Pin 3): Ground connection.
4. SW (Pin 4): Switch pin, connected to the inductor.
5. VOS (Pin 5): Output voltage sense pin. Connect directly to the output capacitor.
6. FB (Pin 6): Feedback pin. Connect to a resistor divider network to set output voltage.
7. MODE (Pin 7): Mode selection pin. Controls the operation mode (e.g., PWM/PFM).
8. PG (Pin 8): Power good indicator.
This configuration allows the device to efficiently step down voltages with high accuracy, supporting a range of applications in power management systems.