Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Hot Swap Controller |
| NumberofChannels | 1 |
| InternalSwitch(s) | No |
| Applications | General Purpose |
| Features | Latched Fault |
| ProgrammableFeatures | Current Limit, Fault Timeout, OVP, Slew Rate, UVLO |
| Voltage-Supply | 2.5V ~ 18V |
| OperatingTemperature | -40°C ~ 125°C |
| Current-Supply | 2.95 mA |
| MountingType | Surface Mount |
| Package/Case | 24-VFQFN Exposed Pad |
Обзор
Description
The TPS24770RGER is a high-performance electronic component designed by Texas Instruments. It is part of the TPS2477x family, which focuses on providing efficient power management solutions. Specifically, this device is a hot-swap controller, which means it allows for the safe insertion and removal of circuit boards in a live system without causing damage or disruption to the entire system.
Key features of the TPS24770RGER include overcurrent protection, which safeguards against excessive current that could damage components, and undervoltage lockout to ensure the device operates within specified voltage levels. It also features programmable current limits and fault timers, which enhance its flexibility across various applications.
The device is typically used in server systems, telecommunication equipment, and other applications requiring robust power management. Its compact VQFN (Very Thin Quad Flat No-lead) package makes it suitable for space-constrained environments. Overall, the TPS24770RGER enhances system reliability and performance by offering precise control and protection during power transitions.
Key features of the TPS24770RGER include overcurrent protection, which safeguards against excessive current that could damage components, and undervoltage lockout to ensure the device operates within specified voltage levels. It also features programmable current limits and fault timers, which enhance its flexibility across various applications.
The device is typically used in server systems, telecommunication equipment, and other applications requiring robust power management. Its compact VQFN (Very Thin Quad Flat No-lead) package makes it suitable for space-constrained environments. Overall, the TPS24770RGER enhances system reliability and performance by offering precise control and protection during power transitions.
Equivalent
The TPS24770RGER is a hot-swap controller produced by Texas Instruments. Equivalent products from other manufacturers may include:
1. LTC4213 by Analog Devices: A low voltage hot swap controller.
2. MAX5933 by Maxim Integrated (now part of Analog Devices): A hot-swap controller for PCI Express systems.
3. ADM1177 by Analog Devices: A hot swap controller with current and voltage monitoring.
These alternatives provide similar functionalities but check datasheets for specific requirements to ensure compatibility.
1. LTC4213 by Analog Devices: A low voltage hot swap controller.
2. MAX5933 by Maxim Integrated (now part of Analog Devices): A hot-swap controller for PCI Express systems.
3. ADM1177 by Analog Devices: A hot swap controller with current and voltage monitoring.
These alternatives provide similar functionalities but check datasheets for specific requirements to ensure compatibility.
Features
The TPS24770RGER is a hot-swap controller and circuit breaker designed for 2.5 V to 18 V systems. Key features include:
1. Voltage Range: Operates within a wide input voltage range of 2.5 V to 18 V, making it versatile for various applications.
2. Programmable Current Limit: Allows users to set a precise current limit using an external resistor, optimizing protection for different load requirements.
3. Adjustable Slew Rate: Offers control over the inrush current by adjusting the turn-on slew rate, protecting sensitive downstream components.
4. Power Good Indicator: Provides a status signal when the output voltage is within regulation, facilitating system monitoring and diagnostics.
5. Fault Timer: Includes a programmable fault timer to delay shutdown during transient overcurrent conditions, enhancing system stability.
6. Thermal Shutdown: Protects the device and connected components from overheating by shutting down when temperatures exceed safe limits.
7. Reverse Current Blocking: Prevents reverse current flow, safeguarding against potential damage from reverse polarity connections.
These features make the TPS24770RGER suitable for high-reliability power distribution and protection applications in telecommunications, networking, and server systems.
1. Voltage Range: Operates within a wide input voltage range of 2.5 V to 18 V, making it versatile for various applications.
2. Programmable Current Limit: Allows users to set a precise current limit using an external resistor, optimizing protection for different load requirements.
3. Adjustable Slew Rate: Offers control over the inrush current by adjusting the turn-on slew rate, protecting sensitive downstream components.
4. Power Good Indicator: Provides a status signal when the output voltage is within regulation, facilitating system monitoring and diagnostics.
5. Fault Timer: Includes a programmable fault timer to delay shutdown during transient overcurrent conditions, enhancing system stability.
6. Thermal Shutdown: Protects the device and connected components from overheating by shutting down when temperatures exceed safe limits.
7. Reverse Current Blocking: Prevents reverse current flow, safeguarding against potential damage from reverse polarity connections.
These features make the TPS24770RGER suitable for high-reliability power distribution and protection applications in telecommunications, networking, and server systems.
Pinout
The TPS24770RGER is a hot-swap controller from Texas Instruments designed for power management applications. It typically comes in a 24-pin VQFN (Very Thin Quad Flat No-Lead) package. The pins serve various functions essential for the operation of the device, including:
1. IN: Input voltage sensing.
2. EN: Enable/disable control.
3. OV: Over-voltage protection input.
4. UV: Under-voltage lockout input.
5. PG: Power good indicator.
6. GATE: Drives the external MOSFET.
7. SENSE: Current sensing input.
8. IMON: Current monitor output.
9. TIMER: Timing capacitor for fault timing.
10. SS: Soft-start capacitor connection.
11. STRT: Start-up control.
12. FAULT: Fault reporting.
13. BIAS: Bias pin for internal circuits.
14. OUT: Output voltage sensing.
Additional pins are typically used for grounding, power supply, and other control signals specific to the application. The TPS24770RGER is commonly used for inrush current protection and over-current protection in electronic systems. For detailed pin functions, referring to the manufacturer's datasheet is recommended.
1. IN: Input voltage sensing.
2. EN: Enable/disable control.
3. OV: Over-voltage protection input.
4. UV: Under-voltage lockout input.
5. PG: Power good indicator.
6. GATE: Drives the external MOSFET.
7. SENSE: Current sensing input.
8. IMON: Current monitor output.
9. TIMER: Timing capacitor for fault timing.
10. SS: Soft-start capacitor connection.
11. STRT: Start-up control.
12. FAULT: Fault reporting.
13. BIAS: Bias pin for internal circuits.
14. OUT: Output voltage sensing.
Additional pins are typically used for grounding, power supply, and other control signals specific to the application. The TPS24770RGER is commonly used for inrush current protection and over-current protection in electronic systems. For detailed pin functions, referring to the manufacturer's datasheet is recommended.
Manufacturer
The TPS24770RGER is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic products, including analog and embedded processing chips. They serve various industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is known for its innovation in the field of electronics, providing components that enhance the performance and efficiency of electronic devices.
Application
The TPS24770RGER is a hot-swap controller used primarily in power management applications. It ensures the safe insertion and removal of circuit boards in live systems by controlling inrush current and protecting against overcurrent conditions. Key application areas include telecommunications, data centers, and server systems where reliability and uptime are crucial. It is also used in industrial and networking equipment to manage power distribution and protect sensitive components from electrical faults. The device's features, such as adjustable overcurrent protection and fault reporting, make it suitable for systems requiring robust power control and management.
Package
The TPS24770RGER is packaged in a VQFN (Very Thin Quad Flat No-Lead) package with a 24-pin configuration. It features a size of 4 mm x 4 mm, which is suitable for space-constrained applications, offering thermal efficiency and a compact footprint.