Overview
The TPS2061DG4 is a single 1A current-limited, power-distribution switch manufactured by Texas Instruments. This device is designed for applications where heavy capacitive loads and short-circuits are likely to be encountered. It features a 70mΩ N-channel MOSFET power switch, making it suitable for power-distribution systems that require multiple power switches in a single package.
The TPS2061DG4 operates within a voltage range of 2.7V to 5.5V and has an ambient temperature range of -40°C to 85°C. It includes built-in thermal and short-circuit protection, accurate current limiting, and undervoltage lockout, ensuring reliable operation in various conditions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Continuous Current (Max) | 1 | A |
| Current Limit Topology | Constant-Current | |
| Enable | Active Low | |
| Number of Switches | 1 | |
| Operating Temperature Range | -40 to 85 | °C |
| Package Type | SOIC | |
| Package Size | 8-SOIC: 29 mm² (6 x 4.9 mm) | mm² |
| rDS(on) | 70 mΩ | mΩ |
| Vin (Min/Max) | 2.7 / 5.5 | V |
| Standby Supply Current (Max) | 1 μA | μA |
| Thermal Resistance (Junction-to-Ambient) | 72.1 °C/W | °C/W |
Key Features
- 70mΩ high-side N-channel MOSFET power switch
- 1A continuous current with accurate current limiting (1.1A min, 1.9A max)
- Thermal and short-circuit protection
- Undervoltage lockout (UVLO)
- Built-in soft-start and deglitched fault report (OC)
- No overcurrent glitch during power-up
- Low standby supply current (1 μA max)
- Bidirectional switch
- Operating range: 2.7V to 5.5V
- Ambient temperature range: -40°C to 85°C
- UL listed - file no. E169910
Applications
- Heavy capacitive loads
- Short-circuit protection in power-distribution systems
- General-purpose power switching in various electronic devices
Q & A
- What is the maximum continuous current of the TPS2061DG4?
The maximum continuous current is 1A.
- What is the operating voltage range of the TPS2061DG4?
The operating voltage range is from 2.7V to 5.5V.
- What type of MOSFET is used in the TPS2061DG4?
The device uses a 70mΩ high-side N-channel MOSFET.
- Does the TPS2061DG4 have thermal protection?
- What is the standby supply current of the TPS2061DG4?
The standby supply current is 1 μA maximum.
- Is the TPS2061DG4 UL listed?
- What is the package type of the TPS2061DG4?
The package type is 8-SOIC.
- What is the operating temperature range of the TPS2061DG4?
The operating temperature range is -40°C to 85°C.
- Does the TPS2061DG4 have built-in soft-start?
- What is the typical rise time of the TPS2061DG4?
The typical rise time is 0.6ms.
