Texas Instruments

2.25-V to 5.5-V, 4-A step-down converter with 1% accuracy in small QFN and SOT583 packages 8-WQFN-HR -40 to 125

$1.48 - $1.95
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 296-TPS628304ARZEREVM-ND 10 $58.80 $1.46 $1.31 $1.15 $0.98 $0.90 Buy
Mouser Electronics 595-TPS628304ARZER 2884 1 $1.95 $1.75 $1.75 $1.40 $0.96 $0.85 Buy
Texas Instruments TPS628304ARZER 1 $1.48 $1.48 $1.48 $1.22 $0.66 $0.66 Buy

Parts in family

Technical Specifications

Lead Free Status Y
ROHS Compliance Y
Approx. price(US$) .66 | 1ku
Control mode Constant on-time (COT),DCS-Control
Duty cycle(max)(%) 100
EMI features Integrated capacitors,Low parasitic Hotrod packaging
Features 1.2-V compatible control inputs,Enable,Forced PWM,Light Load Efficiency,Output discharge,Over Current Protection,Power good,Pre-Bias Start-Up,Soft Start Fixed,Synchronous Rectification,UVLO Fixed
Iout(max)(A) 4
Iq(typ)(mA) 0.008
Maximum package height(mm) 0.8
Operating temperature range(C) -40
Package area(mm^2) 2
Package size (L x W)(mm) 1 x 2
Package type WQFN-HR
Pin count 8
Rating Catalog
Regulated outputs(#) 1
Switching frequency(max)(kHz) 2000
Switching frequency(min)(kHz) 2000
TI functional safety category
TI.com inventory 13582
Type Converter
Vin(max)(V) 5.5
Vin(min)(V) 2.25
Vout(max)(V) 4.5
Vout(min)(V) 0.5