The TPS54427DDA is a synchronous step-down converter designed for input voltages ranging from 4.5V to 18V and capable of delivering up to 4A of output current. It utilizes D-CAP2,Ñ¢ mode control, which allows for fast transient response without the need for external compensation components. The output voltage is adjustable between 0.76V and 7V, making it suitable for various low voltage applications. The device features integrated FETs with low on-resistances of 70 m,Ѷ for the high side and 53 m,Ѷ for the low side, contributing to high efficiency, especially in lower duty cycle applications. It also includes an adjustable soft-start feature and operates efficiently with a shutdown current of less than 10 ¬µA. The TPS54427DDA is available in an 8-pin DDA package and is rated for operation in temperatures from -40¬8C to 85¬8C, making it versatile for different environmental conditions.
4.5V to 18V Input, 4-A Synchronous Step-Down SWIFT? Converter 8-SO PowerPAD -40 to 85
"Buck Switching Regulator IC Positive Adjustable 0.76V 1 Output 4A 8-PowerSOIC (0.154"", 3.90mm Width)"
Manufacturer: Texas Instruments
Win Source Part Number: 081683-TPS54427DDA
Packaging: Reel - TR
Mounting: SMD (SMT)
Output Type: Adjustable
Topology: Buck
Frequency - Switching: 650kHz
Number of Outputs: 1
Synchronous Rectifier: Yes
Output Current: 4A
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 8-SO PowerPad
Purpose: Step-Down
Maximum Input Voltage: 18V
Nominal Output Voltage (Min/Fixed): 0.76V
Maximum Output Voltage: 7V
Minimum Input Voltage: 4.5V
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 36 pct.
Supply and Demand Status: Balance
IC REG BUCK ADJ 4A 8SOPWR
Buck Switching Regulator IC Positive Adjustable 0.76V 1 Output 4A 8-PowerSOIC (0.154", 3.90mm Width)
IC REG BUCK ADJUSTABLE 4A 8SOPWR
| Texas Instruments | DigiKey | Win Source Electronics | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | ODG (Origin Data Global) | |
|---|---|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | TPS54427DDA | 296-30160-5-ND | 081683-TPS54427DDA | TPS54427DDA | TPS54427DDA | TPS54427DDA |
| Product Name | TPS54427 4.5V to 18V Input, 4-A Synchronous Step-Down SWIFT? Converter | Voltage Regulators - DC DC Switching Regulators | PMIC - PMIC - Voltage Regulators - DCDC Switching Regulators - TPS54427DDA | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators |
| Configuration / Function | Buck | Buck | Buck | Buck | ||
| Output Voltage Type | Fixed | Adjustable / Variable | Adjustable / Variable; Adjustable | Adjustable / Variable; Adjustable | Adjustable / Variable | |
| Package Type | Other; SO PowerPAD,VSON | SOIC; Other; "8-PowerSOIC (0.154"", 3.90mm Width)" | Other; 8-SO PowerPad | SOIC | SOIC; Other; 8-PowerSOIC (0.154\", 3.90mm Width) | SO-8; Other; 8-PowerSOIC (0.154", 3.90mm Width) |
| Special Features | Synchronous Rectification; Enable,Synchronous Rectification | Synchronous Rectification | Multiple Outputs; Synchronous Rectification | |||
| Output Voltage | 0.7600 to 7 volts | 0.7600 to 7 volts | 0.7600 volts | 0.7600 volts | 0.7600 to 7 volts | 0.7600 volts |
