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TPS22981RGPT

Texas Instruments TPS22981RGPT

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TPS62748YFPT

Texas Instruments TPS62748YFPT

Price $2.93 $2.05 $1.04
RoHS Yes Yes Compliant Compliant Yes Compliant Yes Compliant Compliant Compliant
Lead Status Yes Yes No No Yes Yes Yes No No No
IN2 Output Current(Max)(A) 3.1
Package Group QFN VQFN SOIC SOT-23-THIN,WSON SC70 MSOP-PowerPAD,SOIC VSON QFN,TSSOP TSSOP DSBGA
IN1 rDS(on)(Typ)(mOhm) 250
Operating Temperature Range(C) -40 to 85 -40 to 125 -40 to 85 -40 to 125 -40 to 85 -40 to 85 -40 to 125 -40 to 85 -40 to 85 -40 to 125
IN1 Output Current(Max)(A) 3.1
Rating Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog
IN2 rDS(on)(Typ)(mOhms) 125
Package Size mm2 mm2 mm2 mm2 mm2 mm2
Approx. Price (US$) 1.10 | 1ku 1.95 | 1ku 0.50 | 1ku 0.25 | 1ku 0.95 | 1ku 1.05 | 1ku 0.55 | 1ku 1.37 | 1ku 1.10 | 1ku 0.68 | 1ku
Number of Inputs 2
Control Mode Current Mode Constant on-time (COT)
Vin(Max)(V) 18 18 5.5 13.8 5.5 -20 5.5
Vin(Min)(V) 4.5 4.5 2.2 4.5 1.8 -80 2.15
Iout(Max)(A) 4 0.15 0.3
Special Features Adjustable Current Limit,Enable,Power Good,Synchronous Rectification,UVLO Adjustable Adjustable Rise Time,Fault Reporting,Overvoltage Protection,Undervoltage Protection Enable,Output Discharge Active Low Enable,Manual Reset,Watchdog Timer Adjustable Rise Time,Overvoltage Protection,Reverse Current Protection,Thermal Shutdown,Undervoltage Protection Enable,Light Load Efficiency,Load Disconnect,Power Good
Iq(Typ)(mA) 0.5 0.0005 0.04 0.00036
Vout(Min)(V) 0.8 1.8 2.5 1.2
Regulated Outputs(#) 1 1 2 1
Vout(Max)(V) 15 3.6 5.5 1.8
Duty Cycle(Max)(%) 95 100 100
Switching Frequency(Min)(kHz) 300 400 1200
Switching Frequency(Max)(kHz) 1400 600 1200
Type Converter Converter Converter
Current Limit Type Adjustable Adjustable
Current Limit Function Enabled Always Always Always
Imax(A) 1.6 3.7
Ron(Typ)(mOhm) 90 28
ON_OFF Control Input(s) ENUV,OV ENUV
Overcurrent Response Current Limiting
UL Recognition Yes Yes
FET Protection Thermal Thermal
Fault Response Latch Off Latch Off Auto Retry
Number of Channels(#) 1 1
Current Limit(Max)(A) 1.6 3.7
Vabsmax_cont(V) 20 20 -100
Rise Time(Typ)(us) Adjustable Adjustable
Current Limit Accuracy +/-2% +/-8% 40 mV +/- 17.5%
Current Limit(Min)(A) 0.4 2
Overvoltage Response Cutoff
Noise(uVrms) 86
Accuracy(%) 3
Output Options Fixed Output
Thermal Resistance JA(C/W) 66
Vdo(Typ)(mV) 130
Fixed Output Options(V) 1.8,2.2,2.3,2.5,2.7,2.8,3,3.3,3.6
Output Capacitor Type Ceramic
PSRR @ 100KHz(dB) 13
Output Driver Type / Reset Output Active-low,Open-drain Active-low,Push-pull
Time Delay(ms) 0 200
Iq(Typ)(uA) 3.5 15
VCC(Max)(V) 6.5 6
VCC(Min)(V) 1.8 2.7
Monitored Voltage 2 (typ)(Nom)(V) Adjustable 3.3
Threshold Voltage 1(Typ)(V) 3 4.55
Monitored Voltage 1 (typ)(Nom)(V) 3 5
Threshold Voltage 2 (typ)(Typ)(V) Adjustable 2.93
Watchdog Timer WDI(sec) None 1.6
# of supplies monitored 2
Reset Threshold Accuracy(%) 1.25 2.7
# of Supplies Monitored 2
Overvoltage Protection Yes
Estimated Package Size (WxL)(mm2) [pf]10VSON[/pf]
Switch Current Limit(Typ)(A) 1.3
Switch Current Limit(Min)(A) 1.1
Status Output FLT\,PG\
Design Support Calculation Tool
Channel(s) Controlled(#) 1
Current Limit Threshold(Typ)(Ext FET=mV) 40
Features Dynamic Voltage Scaling,Load Disconnect