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規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR) |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Switch Type | General Purpose |
| Number of Outputs | 1 |
| Ratio - Input: Output | 1:1 |
| Output Configuration | High Side |
| Output Type | N-Channel |
| Interface | On/Off |
| Voltage - Load | 1.6V ~ 5.5V |
| Voltage - Supply (Vcc/Vdd) | Not Required |
| Current - Output (Max) | 1.5A |
| Rds On (Typ) | 89mOhm |
| Input Type | Non-Inverting |
| Features | Load Discharge, Slew Rate Controlled |
| Fault Protection | Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | SC-70-6 |
概述
Description
The TPS22919QDCKRQ1 is a small, low ON-resistance load switch designed by Texas Instruments. It is part of the company's TPS22919 series, which is known for efficient power management in electronic devices. This specific model offers a wide input voltage range of 1 V to 5.5 V and supports a maximum continuous current of 2 A, making it suitable for various applications, including portable electronics and embedded systems.
Key features include a controlled turn-on that limits inrush current and minimizes voltage droop, an integrated slew rate control for optimizing performance, and a low ON-resistance (typically around 44 mΩ) for efficient power transfer. It also includes thermal shutdown and undervoltage lockout for enhanced reliability and protection.
The device is packaged in a compact 0.8 mm x 0.8 mm, 0.4 mm pitch DSBGA package, which saves board space and is ideal for space-constrained applications. Overall, the TPS22919QDCKRQ1 is valued for its high performance, compact size, and ability to enhance power efficiency in modern electronic systems.
Key features include a controlled turn-on that limits inrush current and minimizes voltage droop, an integrated slew rate control for optimizing performance, and a low ON-resistance (typically around 44 mΩ) for efficient power transfer. It also includes thermal shutdown and undervoltage lockout for enhanced reliability and protection.
The device is packaged in a compact 0.8 mm x 0.8 mm, 0.4 mm pitch DSBGA package, which saves board space and is ideal for space-constrained applications. Overall, the TPS22919QDCKRQ1 is valued for its high performance, compact size, and ability to enhance power efficiency in modern electronic systems.
Equivalent
The TPS22919QDCKRQ1 is a load switch from Texas Instruments. For equivalent products, you can consider:
1. ON Semiconductor's NCP45520.
2. Diodes Incorporated's AP22802.
3. Microchip's MIC94060 series.
4. Analog Devices' ADP198 series.
These alternatives have similar functionalities but may vary slightly in specifications such as current rating, voltage range, and package type. Always compare the datasheets to ensure compatibility with your application.
1. ON Semiconductor's NCP45520.
2. Diodes Incorporated's AP22802.
3. Microchip's MIC94060 series.
4. Analog Devices' ADP198 series.
These alternatives have similar functionalities but may vary slightly in specifications such as current rating, voltage range, and package type. Always compare the datasheets to ensure compatibility with your application.
Features
The TPS22919QDCKRQ1 is a single-channel load switch from Texas Instruments, designed for use in power management applications. Key features include:
1. Input Voltage Range: Supports an input voltage range of 1 V to 5.5 V, making it versatile for various power supply levels.
2. Current Capacity: Capable of handling a continuous current of up to 2 A.
3. Ultra-Low On-Resistance: Features a low on-resistance (R_ON) of approximately 70 mΩ, which helps reduce voltage drop and power loss across the switch.
4. Controlled Turn-On: Designed with a controlled slew rate to manage inrush current, minimizing potential damage to components at startup.
5. Quick Output Discharge (QOD): Includes a QOD feature to discharge the output capacitance quickly when the switch is turned off, ensuring rapid shutdown.
6. Thermal Shutdown: Protects the device from overheating by shutting down in over-temperature conditions.
7. Small Package: Available in a compact SOT-23 package, facilitating space-constrained applications.
8. Automotive Qualified: AEC-Q100 qualified, suitable for automotive applications requiring high reliability.
These features make the TPS22919QDCKRQ1 ideal for portable electronics, consumer products, and automotive systems requiring efficient power management.
1. Input Voltage Range: Supports an input voltage range of 1 V to 5.5 V, making it versatile for various power supply levels.
2. Current Capacity: Capable of handling a continuous current of up to 2 A.
3. Ultra-Low On-Resistance: Features a low on-resistance (R_ON) of approximately 70 mΩ, which helps reduce voltage drop and power loss across the switch.
4. Controlled Turn-On: Designed with a controlled slew rate to manage inrush current, minimizing potential damage to components at startup.
5. Quick Output Discharge (QOD): Includes a QOD feature to discharge the output capacitance quickly when the switch is turned off, ensuring rapid shutdown.
6. Thermal Shutdown: Protects the device from overheating by shutting down in over-temperature conditions.
7. Small Package: Available in a compact SOT-23 package, facilitating space-constrained applications.
8. Automotive Qualified: AEC-Q100 qualified, suitable for automotive applications requiring high reliability.
These features make the TPS22919QDCKRQ1 ideal for portable electronics, consumer products, and automotive systems requiring efficient power management.
Pinout
The TPS22919QDCKRQ1 is a single-channel load switch from Texas Instruments. It comes in a small package with a pin count of 6. The device is designed for applications that require efficient power management, including portable electronics and automotive systems.
Key functions include:
- Load Management: The switch allows for the control of power distribution to various parts of a system, enabling or disabling power as needed for power-saving and safety features.
- Current Limiting: Protects connected devices by limiting the current to a safe level.
- Reverse Current Blocking: Prevents current from flowing in the reverse direction, safeguarding against potential damage.
- Low On-Resistance: Ensures minimal voltage drop and efficient operation.
- Quick Output Discharge: Quickly discharges the output when the switch is turned off to prevent accidental powering of downstream circuits.
It is automotive-qualified, making it suitable for use in automotive applications requiring reliable load switching.
Key functions include:
- Load Management: The switch allows for the control of power distribution to various parts of a system, enabling or disabling power as needed for power-saving and safety features.
- Current Limiting: Protects connected devices by limiting the current to a safe level.
- Reverse Current Blocking: Prevents current from flowing in the reverse direction, safeguarding against potential damage.
- Low On-Resistance: Ensures minimal voltage drop and efficient operation.
- Quick Output Discharge: Quickly discharges the output when the switch is turned off to prevent accidental powering of downstream circuits.
It is automotive-qualified, making it suitable for use in automotive applications requiring reliable load switching.
Manufacturer
The TPS22919QDCKRQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide variety of electronic devices and components. TI is known for its development of analog chips and embedded processors, which are used in various applications across numerous industries such as automotive, industrial, personal electronics, communications, and enterprise systems. The company focuses on innovation and technology development to enable advancements in electronics and improve the way the world works.
Application
The TPS22919QDCKRQ1 is a small, low ON-resistance load switch designed for power management applications. Its application areas include portable electronics, smartphones, tablets, wearable devices, and other battery-powered equipment where efficient power distribution and management are critical. It is used to control the power to various subsystems within a device, providing protection against short circuits and inrush currents, and ensuring low power loss. The device is ideal for situations where space saving is essential due to its compact packaging and efficient performance.
Package
The TPS22919QDCKRQ1 is a power switch IC from Texas Instruments, housed in an SC-70 (SOT-323) package. This package type is characterized by its small size and surface-mount design, making it suitable for compact electronic applications.
