Texas Instruments

4.5V to 18V input, 4A output synchronous buck converter with dual power distribution switches 24-VQFN -40 to 125

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Compliant
Approx. Price (US$) 1.95 1ku
Compensation External
Control Mode Current Mode
Duty Cycle(Max)(%) 95
Estimated Package Size (WxL)(mm2) [pf]24VQFN[/pf]
Iout(Max)(A) 4
Iq(Typ)(mA) 0.5
Market Segment Communications & Telecom,Computing & Multimedia,Consumer & Portable Electronics
Operating Temperature ange(C) -40 to 125
Package Group VQFN
Soft Start Adjustable
Special Features Adjustable Current Limit,Adjustable UVLO,Enable,Power Good,Synchronous ectification
Switching Frequency(Max)(kHz) 1400
Switching Frequency(Min)(kHz) 300
Topology Buck
Type Converter (Integrated Switch)
Undervoltage Lockout Adjustable
Vin(Max)(V) 18
Vin(Min)(V) 4.5
Vout(Max)(V) 15
Vout(Min)(V) 0.8
Vref Accuracy(Typ)(%) 1
ating Catalog
egulated Outputs(#) 1