Overview
The TPS2024DRG4 is a high-side power distribution switch from Texas Instruments, part of the TPS202x family. This device is designed to handle heavy capacitive loads and short circuits, making it suitable for applications where robust power management is crucial. The TPS2024DRG4 features an N-channel MOSFET with a maximum on-state resistance of 50 mΩ, ensuring efficient power switching. It operates within a voltage range of 2.7 V to 5.5 V and is controlled by a logic-level enable input compatible with both 5-V and 3-V logic systems.
Key Specifications
| Parameter | Min | |||
|---|---|---|---|---|
| Input Voltage (VI(IN)) | 2.7 | 5.5 | V | |
| On-State Resistance (rDS(on)) at VI(IN) = 5 V, TJ = 25°C, IO = 1.8 A | 33 | 36 | 50 | mΩ |
| Rise Time (tr) at VI(IN) = 5.5 V, CL = 1 μF, TJ = 25°C, RL = 10 Ω | 6.1 | ms | ||
| Fall Time (tf) at VI(IN) = 5.5 V, CL = 1 μF, TJ = 25°C, RL = 10 Ω | 3.4 | ms | ||
| Enable Input Voltage (VI(EN)) High Level | 2 | 4.5 | V | |
| Enable Input Voltage (VI(EN)) Low Level | 0.5 | 0.8 | V | |
| Short-Circuit Output Current (IOS) at TJ = 25°C, VI = 5.5 V | 2.2 | 3 | 3.8 | A |
| Operating Junction Temperature (TJ) | -40 | 125 | °C | |
| Ambient Temperature Range (TA) | -40 | 85 | °C |
Key Features
- High-side N-channel MOSFET switch with a maximum on-state resistance of 50 mΩ
- Short-circuit and thermal protection
- Overcurrent logic output (active low)
- Logic-level enable input compatible with 5-V and 3-V logic systems
- Undervoltage lockout and maximum standby supply current of 10 μA
- No drain-source back-gate diode
- Available in 8-pin SOIC and PDIP packages
- ESD protection: 2-kV Human-Body-Model, 200-V Machine-Model
- Internal charge pump for controlling power-switch rise and fall times
Applications
- Power distribution and management in electronic devices
- Hot-plugging and surge current protection
- Heavy capacitive load management
- Short-circuit protection in various electronic systems
- Use in battery-powered devices and portable electronics
Q & A
- What is the operating voltage range of the TPS2024DRG4?
The TPS2024DRG4 operates within a voltage range of 2.7 V to 5.5 V.
- What is the maximum on-state resistance of the TPS2024DRG4?
The maximum on-state resistance is 50 mΩ.
- What type of protection does the TPS2024DRG4 offer?
The device offers short-circuit and thermal protection.
- How is the enable input controlled?
The enable input is controlled by a logic-level signal compatible with both 5-V and 3-V logic systems.
- What is the purpose of the overcurrent logic output?
The overcurrent logic output (OC) is asserted (active low) when an overcurrent or overtemperature condition is encountered.
- What is the typical rise time of the TPS2024DRG4?
The typical rise time is 6.1 ms at VI(IN) = 5.5 V, CL = 1 μF, TJ = 25°C, RL = 10 Ω.
- How does the device handle heavy capacitive loads?
The device can handle heavy capacitive loads by limiting the output current to a safe level and using an internal charge pump to control rise and fall times.
- What is the maximum short-circuit output current for the TPS2024DRG4?
The maximum short-circuit output current is 3.8 A at TJ = 25°C, VI = 5.5 V.
- What are the available package options for the TPS2024DRG4?
The device is available in 8-pin SOIC and PDIP packages.
- What is the ambient temperature range for the TPS2024DRG4?
The ambient temperature range is -40°C to 85°C.
