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LM3503ITL-16/NOPB

Texas Instruments LM3503ITL-16/NOPB

Price $2.45 $0.51
RoHS Compliant Compliant Compliant Not Compliant Compliant Yes Compliant Compliant Compliant Compliant
Lead Status No No No No No Yes No No No No
Type Converter (Integrated Switch) Converter (Integrated Switch) Converter Capacitive Inductive Inductive
Topology Buck Buck Buck/Boost Boost,Multi-Channel Boost Boost Boost
Vout(Max)(V) 3 3 32 5 4.6 40 40
Rating Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog
Special Features Synchronous Rectification Synchronous Rectification N/A OVP I2C Control Temp Monitoring (Thermistor Pin),Thermal Regulation Temp Monitoring (Thermistor Pin),Thermal Regulation OVP OVP
Approx. Price (US$) 0.40 | 1ku 0.40 | 1ku 0.78 | 1ku 1.14 | 1ku 0.65 | 1ku 2.67 | 1ku 0.45 | 1ku 0.45 | 1ku 1.10 | 1ku 1.10 | 1ku
Regulated Outputs(#) 1 1 1
Switching Frequency(Max)(kHz) 2550 2550 1330 1000 1000
Switch Current Limit(Typ)(A) 1.22 1.22
Vin(Max)(V) 5.5 5.5 40 35 5.5 5.5 5.5 5.5
Soft Start Adjustable Adjustable
Package Group DSBGA DSBGA PDIP,SOIC TO-220,WAFERSALE DSBGA WQFN WSON WSON DSBGA,WQFN DSBGA,WQFN
Operating Temperature Range(C) -30 to 85 -30 to 85 0 to 125 -40 to 125,-40 to 85 -30 to 85 -30 to 85 -40 to 85 -40 to 85
Vin(Min)(V) 2.7 2.7 2 4.2 2.7 2.7 2.7 2.7
Iout(Max)(A) 0.9 0.9 0.75 3 0.720
Vout(Min)(V) 0.7 0.7 1 1.25 2.7 15 15
Switching Frequency(Typ)(kHz) 3000 3000
Iq(Typ)(mA) 0.07 0.07 1.6
Vdo(Typ)(mV) 2300
Package Size mm2 mm2 mm2 mm2 mm2
Output Options Adjustable Output
Fixed Output Options(V) N/A
Output Capacitor Type N/A
Duty Cycle(Max)(%) 100 95 95
Peak Efficiency(%) 90 95 83 83
LED(#) 8 3 10 10
Shutdown Current(Typ)(uA) 1.7 1 0.1 0.1
Channels(#) 8 3 2 2
LED Current Per Channel(mA) 25 235 50 50
LED Configuration Parallel
Program Memory Yes
Programmable Ramp Control Yes
Absolute Vin (safety rating)(Max)((V)) 6.5 6.5
Cell Chemistry Li-Ion/Li-Polymer Li-Ion/Li-Polymer
Charging Control Topology Linear Charger Linear Charger
Control Interface Standalone (RC-Settable) Standalone (RC-Settable)
Charge Current(Max)(A) 1 1
Operating Vin(Max)(V) 6 6
# Series Cells 1 1
Battery Charge Voltage(V) 4.2 (Fixed) 4.2 (Fixed)
Estimated Package Size (WxL)(mm2) ,[pf]16WQFN[/pf] ,[pf]16WQFN[/pf]