Product Folder
Sample & Buy
Technical Documents
Tools & Software
Support & Community
Reference Design
TPS62231-Q1,...
Product Folder
Sample & Buy
Technical Documents
Tools & Software
Support & Community
Reference Design
TPS62231-Q1, TPS622314-Q1
SLVSB63A – DECEMBER 2011 – REVISED MARCH 2016
TPS62231x-Q1 3-MHz Ultra-Small Step-Down Converter in 1 × 1.5 SON Package
1 Features
1 Qualified for Automotive Applications Up to 3.8-MHz Switch Frequency Up to 94% Efficiency Output Peak Current up to 500 mA Excellent AC and Transient Load Regulation High PSRR (up to 90 dB) Small External Output-Filter Components 1 μH
and 4.7 μF VIN range from 2.05 V to 6 V Optimized Power Save Mode For Low Output-
Ripple
Voltage Forced PWM Mode Operation Typical 22-μA Quiescent Current 100% Duty Cycle for Lowest Dropout Small 1 × 1.5 × 0.6-mm3 SON Package 12-mm2 Minimum Solution Size Supports 0.6-mm Maximum Solution Height Soft Start With 100-μs (Typical) Start-Up Time
2 Applications
Advanced Driver-Assistance System (ADAS) – Front Camera, Rear View Camera – Surround View – Blind-Spot Monitoring
Automotive Telematics, eCall, and Tolling Space-Optimized Automotive and Industrial Power
Systems
3 Description
The TPS6223x-Q1 device family is a high-frequency, synchronous step-down DC-DC converter ideal for space-optimized automotive and industrial applications. The device supports up to 500-mA output current and allows the use of tiny and low-cost chip inductors and
capacitors.
With a wide input-
voltage range of 2.05 V to 6 V, the device can be powered by a preregulated
voltage ...
