Manufacturer Part Number
TPS2044D
Manufacturer
Texas Instruments
Introduction
The TPS2044D is a power distribution switch designed for power management applications.
Product Features and Performance
4-channel power distribution switch
High-side power switch configuration
N-Channel MOSFET output type
On/Off control interface
Inverting input type
Built-in fixed current limiting
Over-temperature protection
Undervoltage lockout (UVLO)
Supports 2.7V to 5.5V load voltage range
Product Advantages
Optimized for low-voltage power distribution
Multiple channels increase system flexibility
Fault protection features enhance system reliability
Low Rds(on) translates to minimal power loss
Surface mount packaging for space-efficient PCB design
Key Technical Parameters
Number of Outputs: 4
Voltage - Load (V): 2.7V ~ 5.5V
Current - Output (Max): 500mA
Rds On (Typ): 80mOhm
Operating Temperature Range: -40°C ~ 85°C
Output Configuration: High Side
Interface: On/Off
Fault Protection: Current Limiting, Over Temperature, UVLO
Quality and Safety Features
Current Limiting to prevent overcurrent damage
Over Temperature Protection ensures thermal safety
Undervoltage Lockout protects against low input voltage conditions
Compatibility
Compatible with common 2.7V to 5.5V systems
Mounting Type
Surface Mount
Application Areas
USB hubs
Hot-swap supplies
Power management for consumer electronics
Industrial controls
Product Lifecycle
Active status
Not nearing discontinuation with ongoing manufacturer support
Several Key Reasons to Choose This Product
High integration with four independent output channels
Robust safety features including UVLO, over-temperature and fixed current limit
Low on-resistance for efficient power distribution
Reliable performance in a wide operating temperature range
Availability in standard SOIC-16 packaging for ease of use in PCB designs
Backed by Texas Instruments' reputation and support
TPS2046ADTexas Instruments