Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| 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 | 2.7V ~ 5.5V |
| Voltage - Supply (Vcc/Vdd) | Not Required |
| Current - Output (Max) | 2A |
| Rds On (Typ) | 33mOhm |
| Input Type | Non-Inverting |
| Features | Status Flag |
| Fault Protection | Current Limiting (Fixed), Over Temperature, UVLO |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 8-SOIC |
Tổng quan
Description
The TPS2034DR is a power distribution switch from Texas Instruments, designed for USB and other hot-swap applications. It features a single-channel load switch with an integrated power MOSFET and current limiting capabilities. The device is known for its compact package, typically a SOIC-8, which makes it suitable for space-constrained applications.
Key features of the TPS2034DR include overcurrent protection, thermal shutdown, and undervoltage lockout to ensure robust performance and safety. It operates over a wide input voltage range, typically from 2.7V to 5.5V, making it versatile for various power management tasks. The switch provides fast short-circuit response time, ensuring protection against system damage.
The TPS2034DR is utilized in consumer electronics, computers, and peripherals where controlled power distribution is necessary. It also supports load detection and self-powered hubs. Its low on-resistance helps in maintaining high efficiency, while the built-in current limiting ensures that the connected devices are safeguarded against overload conditions. Overall, the TPS2034DR is a reliable solution for managing power distribution in electronic systems.
Key features of the TPS2034DR include overcurrent protection, thermal shutdown, and undervoltage lockout to ensure robust performance and safety. It operates over a wide input voltage range, typically from 2.7V to 5.5V, making it versatile for various power management tasks. The switch provides fast short-circuit response time, ensuring protection against system damage.
The TPS2034DR is utilized in consumer electronics, computers, and peripherals where controlled power distribution is necessary. It also supports load detection and self-powered hubs. Its low on-resistance helps in maintaining high efficiency, while the built-in current limiting ensures that the connected devices are safeguarded against overload conditions. Overall, the TPS2034DR is a reliable solution for managing power distribution in electronic systems.
Equivalent
The TPS2034DR is a power distribution switch from Texas Instruments. Equivalent products can include:
1. MIC2026-2YM from Microchip Technology
2. AP2141WG-7 from Diodes Incorporated
3. MAX890L from Maxim Integrated
4. NCP380HMUAJAATBG from ON Semiconductor
These alternatives serve similar functions in power management and distribution, but it's important to verify pin compatibility and specific electrical characteristics for each application.
1. MIC2026-2YM from Microchip Technology
2. AP2141WG-7 from Diodes Incorporated
3. MAX890L from Maxim Integrated
4. NCP380HMUAJAATBG from ON Semiconductor
These alternatives serve similar functions in power management and distribution, but it's important to verify pin compatibility and specific electrical characteristics for each application.
Features
The TPS2034DR is an integrated circuit designed by Texas Instruments, primarily functioning as a power distribution switch. Key features include:
1. Current Limiting: It offers a fixed current limit to protect connected devices from overcurrent conditions.
2. Thermal Protection: The device includes thermal shutdown to prevent damage from overheating.
3. Short-Circuit Protection: It's equipped with short-circuit protection to safeguard against unintended electrical faults.
4. Low ON-Resistance: The switch has a low ON-resistance, ensuring efficient power delivery with minimal voltage drop.
5. Enable Control: An external enable pin allows for controlled switching operations.
6. Fault Blanking: The chip provides fault blanking to avoid false triggering from transient conditions.
7. Reverse Current Blocking: This feature prevents reverse current flow, ensuring stability in power distribution.
8. Compact Package: Available in a small surface-mount package, it is suitable for space-constrained applications.
These features make the TPS2034DR a reliable choice for applications needing efficient power management and circuit protection.
1. Current Limiting: It offers a fixed current limit to protect connected devices from overcurrent conditions.
2. Thermal Protection: The device includes thermal shutdown to prevent damage from overheating.
3. Short-Circuit Protection: It's equipped with short-circuit protection to safeguard against unintended electrical faults.
4. Low ON-Resistance: The switch has a low ON-resistance, ensuring efficient power delivery with minimal voltage drop.
5. Enable Control: An external enable pin allows for controlled switching operations.
6. Fault Blanking: The chip provides fault blanking to avoid false triggering from transient conditions.
7. Reverse Current Blocking: This feature prevents reverse current flow, ensuring stability in power distribution.
8. Compact Package: Available in a small surface-mount package, it is suitable for space-constrained applications.
These features make the TPS2034DR a reliable choice for applications needing efficient power management and circuit protection.
Pinout
The TPS2034DR is an integrated circuit from Texas Instruments, commonly used for power distribution and protection. This device is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The primary function of the TPS2034DR is to provide current-limited power distribution with overcurrent protection, making it suitable for applications like USB power management.
Key functions of the TPS2034DR include:
- Current Limiting: Protects connected devices by limiting the output current to a specified safe level.
- Thermal Shutdown: Protects against overheating by shutting down the device if the temperature exceeds a safe limit.
- Overcurrent Protection: Automatically disconnects the load in case of an overcurrent condition.
- Fault Reporting: Provides an indication of fault conditions through a dedicated fault pin.
The specific pin configuration and functions are typically detailed in the device's datasheet, which should be consulted for precise connections and design considerations.
Key functions of the TPS2034DR include:
- Current Limiting: Protects connected devices by limiting the output current to a specified safe level.
- Thermal Shutdown: Protects against overheating by shutting down the device if the temperature exceeds a safe limit.
- Overcurrent Protection: Automatically disconnects the load in case of an overcurrent condition.
- Fault Reporting: Provides an indication of fault conditions through a dedicated fault pin.
The specific pin configuration and functions are typically detailed in the device's datasheet, which should be consulted for precise connections and design considerations.
Manufacturer
The TPS2034DR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of integrated circuits for various applications, including power management, analog signal processing, and digital signal processing. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in electronics and its role in advancing technology in sectors such as consumer electronics, automotive, industrial, and communications. The company develops solutions that help to manage power efficiently, convert signals, and provide precise data in a variety of electronic devices.
Application
The TPS2034DR is a current-limited power distribution switch designed for USB applications. Its primary application areas include:
1. USB Ports and Hubs: It provides overcurrent protection and power management for USB ports in computers and hubs.
2. Consumer Electronics: Used in devices like printers, scanners, and external storage devices that require power distribution and protection.
3. Networking Equipment: Ensures reliable power management in routers and switches.
4. Industrial and Automotive: Offers robust power distribution solutions in challenging environments.
5. Battery-Powered Devices: Manages power efficiently to extend battery life and protect circuits.
These applications benefit from its protection features, low on-resistance, and compact package.
1. USB Ports and Hubs: It provides overcurrent protection and power management for USB ports in computers and hubs.
2. Consumer Electronics: Used in devices like printers, scanners, and external storage devices that require power distribution and protection.
3. Networking Equipment: Ensures reliable power management in routers and switches.
4. Industrial and Automotive: Offers robust power distribution solutions in challenging environments.
5. Battery-Powered Devices: Manages power efficiently to extend battery life and protect circuits.
These applications benefit from its protection features, low on-resistance, and compact package.
Package
The TPS2034DR is a power distribution switch from Texas Instruments and comes in a SOIC-8 package, which is a Small Outline Integrated Circuit package with 8 pins.
