Overview
The TPS3801J25DCKR is a supply voltage supervisor integrated circuit (IC) produced by Texas Instruments. This device is part of the TPS380x family, designed to monitor supply voltages and provide circuit initialization and timing supervision, particularly for systems using DSPs, microcontrollers, or microprocessors. It features a small 5-pin SC-70 (SOT-353) package, making it suitable for space-constrained applications. The TPS3801J25DCKR has a fixed delay time of 200 ms and includes a manual reset input, enhancing its versatility in various electronic systems.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits (ICs) - PMIC - Supervisors |
| Package / Case | 5-TSSOP, SC-70-5, SOT-353 |
| Number of Pins | 5 |
| Operating Temperature | -40°C to 85°C (TA) |
| Supply Voltage | 2V to 6V |
| Threshold Voltage | 2.25V |
| Reset Type | Active Low |
| Reset Timeout | 120 ms Minimum |
| Output Type | Push-Pull, Totem Pole |
| Quiescent Current | 9μA |
| Mounting Type | Surface Mount |
Key Features
- Small 5-pin SC-70 (SOT-353) package, reducing board space requirements.
- Supply current of 9 µA, minimizing power consumption.
- Power-On Reset generator with a fixed delay time of 200 ms.
- Precision supply voltage monitor with a threshold accuracy of 2%—2.5%.
- Manual reset input (except TPS3801-01).
- Operating temperature range of –40°C to +85°C.
- Push-Pull, Totem Pole output.
Applications
- Systems using DSPs, microcontrollers, or microprocessors.
- Wireless communication systems.
- Portable/battery-powered equipment.
- Programmable controls.
- Intelligent instruments.
- Industrial equipment.
- Notebook/desktop computers.
- Automotive systems.
- Medical-specific isolation transformers.
- Digitally controlled LDO regulators circuit.
- Battery-powered equipment.
Q & A
- What is the primary function of the TPS3801J25DCKR? The primary function is to monitor supply voltages and provide circuit initialization and timing supervision.
- What is the package type of the TPS3801J25DCKR? The package type is 5-TSSOP, SC-70-5, SOT-353.
- What is the operating temperature range of the TPS3801J25DCKR? The operating temperature range is –40°C to +85°C (TA).
- What is the reset timeout for the TPS3801J25DCKR? The reset timeout is 120 ms minimum.
- Does the TPS3801J25DCKR have a manual reset input? Yes, it does have a manual reset input (except TPS3801-01).
- What is the quiescent current of the TPS3801J25DCKR? The quiescent current is 9 μA.
- What are some common applications of the TPS3801J25DCKR? Common applications include systems using DSPs, microcontrollers, wireless communication systems, and automotive systems.
- What is the threshold voltage for the TPS3801J25DCKR? The threshold voltage is 2.25V.
- Is the TPS3801J25DCKR RoHS compliant? Yes, it is RoHS3 compliant.
- What is the maximum supply voltage for the TPS3801J25DCKR? The maximum supply voltage is 6V.
