仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Hot Swap Controller |
| NumberofChannels | 3 |
| InternalSwitch(s) | No |
| Applications | -48V |
| Features | Auto Retry |
| ProgrammableFeatures | Current Limit, Fault Timeout, OVP, Slew Rate, UVLO |
| Voltage-Supply | -80V ~ -12V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 14-TSSOP (0.173, 4.40mm Width) |
概要
Description
The TPS2350PWR is a power distribution switch integrated circuit (IC) designed by Texas Instruments for handling power in high-side load applications. It is commonly used in systems requiring power distribution, protection, and sequencing for multiple supply voltages. The IC is tailored for hot-swap applications, enabling the insertion and removal of circuit boards into live backplanes without causing damage.
Key features of the TPS2350PWR include overcurrent protection, undervoltage lockout, and thermal shutdown, ensuring reliable operation and safeguarding connected components from electrical faults. The device operates with a wide input voltage range, typically from 3 V to 13.2 V, and supports a maximum continuous current of up to 5 A, making it suitable for a variety of applications.
The IC is housed in a PowerPAD™ package, which enhances heat dissipation and allows for more efficient thermal management in compact designs. Its adjustable current limit and fast response to short-circuit conditions make it a robust choice for reliable power supply management in telecom, networking, and other electronic systems.
Key features of the TPS2350PWR include overcurrent protection, undervoltage lockout, and thermal shutdown, ensuring reliable operation and safeguarding connected components from electrical faults. The device operates with a wide input voltage range, typically from 3 V to 13.2 V, and supports a maximum continuous current of up to 5 A, making it suitable for a variety of applications.
The IC is housed in a PowerPAD™ package, which enhances heat dissipation and allows for more efficient thermal management in compact designs. Its adjustable current limit and fast response to short-circuit conditions make it a robust choice for reliable power supply management in telecom, networking, and other electronic systems.
Equivalent
The TPS2350PWR is a hot swap controller primarily used for power management in telecom and networking applications. Equivalent products or alternatives might include the LTC4213 from Analog Devices, the MAX5935 from Maxim Integrated, and the LM5069 from Texas Instruments. These components offer similar functionalities such as protecting electronic circuits from overcurrent and inrush conditions during hot-swapping operations. Always check specific datasheets for compatibility regarding voltage ratings, current limits, and additional features.
Features
The TPS2350PWR is a hot swap power manager IC designed for telecom and industrial applications. Key features include:
1. Two-Channel Control: Manages two independent power paths with high-side FETs for dual-voltage systems.
2. Voltage Range: Supports an input voltage range from 3 V to 20 V.
3. Current Limiting: Provides adjustable current limiting to protect against overcurrent conditions.
4. Power Good Signal: Offers a power good output to indicate when the system is operating correctly.
5. Fault Timer: Equipped with an adjustable fault timer to prevent damage from prolonged fault conditions.
6. Undervoltage and Overvoltage Lockout: Protects the system by disabling the output during abnormal voltage conditions.
7. Thermal Shutdown: Includes built-in over-temperature protection to prevent damage from excessive heat.
8. Compact Package: Available in a TSSOP package, facilitating space-saving designs.
These features make the TPS2350PWR suitable for protecting and managing power in sensitive telecommunications and industrial power supply systems.
1. Two-Channel Control: Manages two independent power paths with high-side FETs for dual-voltage systems.
2. Voltage Range: Supports an input voltage range from 3 V to 20 V.
3. Current Limiting: Provides adjustable current limiting to protect against overcurrent conditions.
4. Power Good Signal: Offers a power good output to indicate when the system is operating correctly.
5. Fault Timer: Equipped with an adjustable fault timer to prevent damage from prolonged fault conditions.
6. Undervoltage and Overvoltage Lockout: Protects the system by disabling the output during abnormal voltage conditions.
7. Thermal Shutdown: Includes built-in over-temperature protection to prevent damage from excessive heat.
8. Compact Package: Available in a TSSOP package, facilitating space-saving designs.
These features make the TPS2350PWR suitable for protecting and managing power in sensitive telecommunications and industrial power supply systems.
Pinout
The TPS2350PWR is a 16-pin integrated circuit designed for hot-swap and power management applications, typically used in telecom and networking equipment. It provides precise control over the power-up and power-down sequences of plug-in cards, ensuring that they can be safely inserted and removed from a live backplane without causing damage or data corruption.
Here is a brief description of its pin functions:
1. Vcc - Supply voltage input.
2. IN - Voltage sense input.
3. OUT - Output control to external MOSFET.
4. GATE - Drives the gate of an external N-channel MOSFET.
5. SENSE - Current sense input.
6. RSET - Resistor setting for current limit.
7. TIMER - Timing capacitor for fault timing.
8. PWRGD - Power good indicator.
9. OVP - Overvoltage protection input.
10. UVLO - Undervoltage lockout input.
11. EN - Enable input.
12. PG - Power good input.
13. FAULT - Fault status output.
14-16. GND - Ground connections.
The TPS2350PWR enhances system reliability by managing inrush current, monitoring voltages, and protecting against overcurrent and overvoltage conditions.
Here is a brief description of its pin functions:
1. Vcc - Supply voltage input.
2. IN - Voltage sense input.
3. OUT - Output control to external MOSFET.
4. GATE - Drives the gate of an external N-channel MOSFET.
5. SENSE - Current sense input.
6. RSET - Resistor setting for current limit.
7. TIMER - Timing capacitor for fault timing.
8. PWRGD - Power good indicator.
9. OVP - Overvoltage protection input.
10. UVLO - Undervoltage lockout input.
11. EN - Enable input.
12. PG - Power good input.
13. FAULT - Fault status output.
14-16. GND - Ground connections.
The TPS2350PWR enhances system reliability by managing inrush current, monitoring voltages, and protecting against overcurrent and overvoltage conditions.
Manufacturer
The TPS2350PWR is manufactured by Texas Instruments, an American technology company. Texas Instruments is well-known for designing and manufacturing semiconductors and various integrated circuits, which are used in a broad range of electronic applications. The company is a prominent player in the electronics industry, particularly in the areas of analog chips and embedded processors. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments has a long history of innovation and development in electronic components, making it a significant supplier to various sectors, including consumer electronics, automotive, industrial, and communications.
Application
The TPS2350PWR is commonly used in hot-swap and power distribution applications. It is suitable for systems requiring safe insertion and removal of circuit cards and modules, such as telecommunications infrastructure, networking equipment, and industrial systems. The device ensures controlled startup and shutdown, protecting components from transients during hot-swapping. It is also utilized in managing power distribution within racks and cabinets, enabling current limiting, over-voltage protection, and fault notification to maintain system reliability and safety. The TPS2350PWR is particularly beneficial in modular systems where continuous availability is essential and maintenance needs to be performed without powering down the entire system.
Package
The TPS2350PWR is a hot swap power manager IC by Texas Instruments, typically available in a TSSOP (Thin Shrink Small Outline Package) package type. Specifically, it comes in a 16-pin TSSOP package, which is compact and suitable for space-constrained applications in electronic circuits.
