Imagens apenas para referência
TPS61085DGKR
+Lista de MateriaisIC REG BOOST ADJ 2A 8VSSOP
-
FabricanteTexas Instruments
-
Peça do Fabricante #TPS61085DGKR
-
Pacote VSSOP (DGK)-8
-
Em Estoque7662
365 Garantia de Qualidade em 1 dia
7*24 Garantia de serviço em 24 horas
90-Garantia de pós-venda em 1 dia
Garantia de Produto Genuíno
Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Function | Step-Up |
| OutputConfiguration | Positive |
| Topology | Boost |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2.3V |
| Voltage-Input(Max) | 6V |
| Voltage-Output(Min/Fixed) | 2.8V |
| Voltage-Output(Max) | 18.5V |
| Current-Output | 2A (Switch) |
| Frequency-Switching | 650kHz, 1.2MHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
Visão Geral
Description
Key features include a built-in 1.5A, 20V power MOSFET, adjustable output voltage through external resistors, and a 1.2 MHz fixed switching frequency. The TPS61085DGKR also incorporates features like soft start, thermal shutdown, and over-current protection to enhance reliability and safety.
Available in a compact MSOP-10 PowerPAD package, it offers efficient power conversion with minimal external components. This makes the TPS61085DGKR an attractive solution for space-constrained designs that require efficient and reliable voltage boosting capabilities.
Equivalent
1. LT3467 from Analog Devices
2. NCP1402 from ON Semiconductor
3. MIC2605 from Microchip Technology
4. MAX1771 from Maxim Integrated
These alternatives have similar voltage boosting capabilities but may differ in specifications like efficiency, input voltage range, or package type. Always verify the specific requirements against the datasheet for compatibility.
Features
1. Wide Input Voltage Range: Operates from 1.8V to 18V, making it versatile for various applications.
2. Adjustable Output Voltage: Capable of achieving output voltages up to 18.5V.
3. High Efficiency: Offers up to 90% efficiency for optimal power usage.
4. Switching Frequency: Operates at a fixed frequency of 1.2 MHz, allowing for a compact design with smaller external components.
5. Integrated Switch: Features a 2A, 40V power MOSFET for efficient operation.
6. Soft Start Functionality: Limits inrush current during startup.
7. Current Mode PWM Control: Ensures stable operation across input and output load conditions.
8. Thermal Shutdown: Protects the device from overheating.
9. Undervoltage Lockout: Ensures proper operation with sufficient input voltage.
10. Compact Package: Available in a small VSSOP-10 package for space-constrained designs.
These features make the TPS61085DGKR suitable for portable devices, LCD bias supplies, and other applications requiring efficient power conversion.
Pinout
1. SW (Pin 1): Switch node, connected to the inductor.
2. GND (Pin 2): Ground connection.
3. FB (Pin 3): Feedback pin for voltage regulation.
4. COMP (Pin 4): Compensation pin for loop stability.
5. EN (Pin 5): Enable pin to turn the device on or off.
6. VIN (Pin 6): Input voltage supply.
7. PGND (Pin 7): Power ground, usually connected to the same ground plane as GND.
8. VOUT (Pin 8): Output voltage pin.
These pins collectively allow the TPS61085DGKR to efficiently boost lower input voltages to a higher output voltage, making it suitable for various power management applications in compact electronic designs.