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TPS2559DRCT

Texas Instruments TPS2559DRCT

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TPS2031DG4

Texas Instruments TPS2031DG4

Price $2.93 $2.08
RoHS Compliant Compliant Compliant Yes Compliant Compliant Compliant Compliant Yes Compliant
Lead Status No No Yes Yes No No No No Yes Yes
Current Limit(A) Adjustable
Current Limit Accuracy @ 1A +/-4%
Rating Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog
Vin(Max)(V) 6.5 5.5 18 18 5.5 5.5 5.5 36 5.5
Current Limit Topology Constant-Current Constant-Current
Package Group VSON VSON VQFN SOIC SOT-23-THIN,WSON SOT-23-THIN,WSON VQFN TO-PMOD PDIP,SOIC
Number of Switches 1 1
Continuous Current(Max)(A) 5 0.6
Approx. Price (US$) 1.05 | 1ku 1.15 | 1ku 1.95 | 1ku 0.50 | 1ku 0.25 | 1ku 0.25 | 1ku 1.85 | 1ku 3.00 | 1ku 0.95 | 1ku
Enable Active High Active High
Vin(Min)(V) 2.5 2.3 4.5 4.5 2.2 2.2 1.7 4.5 2.7
Operating Temperature Range(C) -40 to 125 -40 to 85 -40 to 125 -40 to 85 -40 to 125 -40 to 125 -40 to 85 -40 to 125
rDS(on) per FET(Typ)(mOhms) 13
Package Size mm2 mm2 mm2 mm2 mm2 mm2 mm2
Switch Current Limit(Typ)(A) 5
Iq(Typ)(mA) 0.035 0.5 0.0005 0.0005 2.35
Special Features Enable,Light Load Efficiency,Load Disconnect,Power Good,Synchronous Rectification Adjustable Current Limit,Enable,Power Good,Synchronous Rectification,UVLO Adjustable Adjustable Rise Time,Fault Reporting,Overvoltage Protection,Undervoltage Protection Enable,Output Discharge Enable,Output Discharge Comm Control,Dynamic Voltage Scaling,Enable,I2C Control,Over Current Protection,Power Sequencing,Synchronous Rectification,Thermal Shutdown Enable/Shutdown,Integrated Switch,Thermal Shutdown
Duty Cycle(Max)(%) 90 95
Vout(Min)(V) 5 0.8 1.8 1.8 0.6 0.2
Type Converter Converter Inductive
Switch Current Limit(Min)(A) 4
Regulated Outputs(#) 1 1 1 1 12 1
Switching Frequency(Max)(kHz) 2000 1400 400
Vout(Max)(V) 5 15 3.6 3.6 3.3 34
Control Mode Current Mode
Iout(Max)(A) 4 0.15 0.15 1.5 0.45
Switching Frequency(Min)(kHz) 300 400
Current Limit Type Adjustable
Current Limit Function Enabled Always
Imax(A) 1.6
Ron(Typ)(mOhm) 90
ON_OFF Control Input(s) ENUV,OV
Overcurrent Response Current Limiting
UL Recognition Yes
FET Protection Thermal
Fault Response Latch Off
Number of Channels(#) 1
Current Limit(Max)(A) 1.6
Vabsmax_cont(V) 20
Rise Time(Typ)(us) Adjustable
Current Limit Accuracy +/-2%
Current Limit(Min)(A) 0.4
Overvoltage Response Cutoff
Noise(uVrms) 86 86
Accuracy(%) 3 3
Output Options Fixed Output Fixed Output
Thermal Resistance JA(C/W) 66 66
Vdo(Typ)(mV) 130 130
Fixed Output Options(V) 1.8,2.2,2.3,2.5,2.7,2.8,3,3.3,3.6 1.8,2.2,2.3,2.5,2.7,2.8,3,3.3,3.6
Output Capacitor Type Ceramic Ceramic
PSRR @ 100KHz(dB) 13 13
Step-Down DC/DC Converter 3
Processor Supplier Texas Instruments,Samsung,Freescale
Processor Name AM1705/07,AM1806/08,AM335x,AM3505/17,AM3703/15,DM3730/25,OMAP-L137/38,OMAP350xx,TMS320C674x,S5PV210,S5PC110,S5PC100,S5P6440x,DM643x,DM644x,IMX27,IMX35,IMX37,IMX508,IMX51,IMX53
Step-Up DC/DC Converter 1
LDO 9
Switching Frequency(Typ)(kHz) 3000
Vref(V) 0.2
Topology Buck
Dimming Method Analog,PWM
Power Factor Correction(Min) N/A
Input Voltage(Type) DC/DC
USB Switch rDS(on)(mOhms) 33