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TPS24770RGER
+NomenclatureIC HOT SWAP CTRLR GP 24VQFN
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FabricantTexas Instruments
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Pièce fabricant #TPS24770RGER
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Package VQFN24
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En stock6750
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Spécifications
| Attribut | Valeur |
| 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 |
Présentation
Description
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
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
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
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.