Texas Instruments TPS62290-Q1
The TPS6229x-Q1 is a highly efficient synchronous step-down buck converter optimized for automotive low input voltage applications, and provides up to 1000-mA output current.. With an input voltage range of 2.3 V to 6 V, and an output voltage accuracy of 1.5%, the device powers a large variety of automotive applications. The TPS6229x-Q1 operates at 2.25-MHz fixed switching frequency and enters Power Save Mode operation with typical quiescent current of 15 µA at light load currents to maintain a high efficiency over the entire load current range.| Part No. | TPS62290-Q1 |
|---|---|
| Datasheet | TPS62290-Q1 Download |
| Manufacturer |  Texas Instruments |
| Description | 1-A Step Down Converter |
| Buy | Stock & Price |
FEATURES
●1 Qualified for AutomotiveAPPLICATIONS
● High Efficiency Step-Down Converter● Output Current up to 1000 mA
● VIN Range From 2.3 V to 6 V
● 2.25-MHz Fixed Frequency Operation
● Power Save Mode at Light Load Currents
● Output Voltage Accuracy in PWM mode ±1.5%
● Fixed Output Voltage Options
● Typical 15-µA Quiescent Current
● 100% Duty Cycle for Lowest Dropout
● Voltage Positioning at Light Loads
● Available in a 2-mm × 2-mm × 0.8-mm SON Package 2
APPLICATIONS
● Automotive Infotainment and Clusters – Instrument Clusters – Head Units and Displays – Radios and Navigation● Advanced Driver Assistance System (ADAS) – Front Cameras – Blind Spot Monitoring – Lane Departure Warning – Park Assist
● HEV/EV Onboard Charger SPACE Typical Application Schematic V(VIN) 2.7 V to 6.0 V CIN 10 mF TPS62290DRV VIN SW EN GND FB MODE L1 2.2 mH R1 360 kW R2 180 kW VOUT 1.8 V, 1000 mA C1 22 pF COUT 10 mF Copyright © 2016, Texas Instruments Incorporated 3
DESCRIPTION
The Power Save Mode is optimized for low output voltage ripple.
