15V, 1.5A Synchronous Step-Up DC/DC Converter with Output Disconnect Features:VIN Range: 1.8V to 5.5V, 500mV After Start-UpOutput Voltage Range: 2.2V to 15V400mA Output Current for VIN = 5V and VOUT = 12VOutput Disconnects from Input When Shut DownSynchronous Rectification: Up to 95% EfficiencyInrush Current LimitUp to 3MHz Adjustable Switching Frequency Synchronizable to External ClockSelectable Burst Mode® Operation: 25μA IQOutput Overvoltage ProtectionSoft-Start<1μA IQ in Shutdown12-Lead, 3mm × 4mm Thermally Enhanced DFN Package

15V, 1.5A Synchronous Step-Up DC/DC Converter with Output Disconnect Features:VIN Range: 1.8V to 5.5V, 500mV After Start-UpOutput Voltage Range: 2.2V to 15V400mA Output Current for VIN = 5V and VOUT = 12VOutput Disconnects from Input When Shut DownSynchronous Rectification: Up to 95% EfficiencyInrush Current LimitUp to 3MHz Adjustable Switching Frequency Synchronizable to External ClockSelectable Burst Mode® Operation: 25μA IQOutput Overvoltage ProtectionSoft-Start<1μA IQ in Shutdown12-Lead, 3mm × 4mm Thermally Enhanced DFN Package

15V, 2.5A Synchronous Step-Up DC/DC Converter with Output Disconnect Features:VIN Range: 1.8V to 5.5V, 500mV After Start-UpOutput Voltage Range: 2.2V to 15V800mA Output Current for VIN = 5V and VOUT = 12VOutput Disconnects from Input When Shut DownSynchronous Rectification: Up to 95% EfficiencyInrush Current LimitUp to 3MHz Adjustable Switching Frequency Synchronizable to External ClockSelectable Burst Mode® Operation: 25μA IQOutput Overvoltage ProtectionSoft-Start<1μA IQ in Shutdown12-Lead, 3mm × 4mm × 0.75mm Thermally Enhanced DFN and MSOP Packages

15V, 2.5A Synchronous Step-Up DC/DC Converter with Output Disconnect Features:VIN Range: 1.8V to 5.5V, 500mV After Start-UpOutput Voltage Range: 2.2V to 15V800mA Output Current for VIN = 5V and VOUT = 12VOutput Disconnects from Input When Shut DownSynchronous Rectification: Up to 95% EfficiencyInrush Current LimitUp to 3MHz Adjustable Switching Frequency Synchronizable to External ClockSelectable Burst Mode® Operation: 25μA IQOutput Overvoltage ProtectionSoft-Start<1μA IQ in Shutdown12-Lead, 3mm × 4mm × 0.75mm Thermally Enhanced DFN and MSOP Packages

15V, 2.5A Synchronous Step-Up DC/DC Converter with Output Disconnect Features:VIN Range: 1.8V to 5.5V, 500mV After Start-UpOutput Voltage Range: 2.2V to 15V800mA Output Current for VIN = 5V and VOUT = 12VOutput Disconnects from Input When Shut DownSynchronous Rectification: Up to 95% EfficiencyInrush Current LimitUp to 3MHz Adjustable Switching Frequency Synchronizable to External ClockSelectable Burst Mode® Operation: 25μA IQOutput Overvoltage ProtectionSoft-Start<1μA IQ in Shutdown12-Lead, 3mm × 4mm × 0.75mm Thermally Enhanced DFN and MSOP Packages

15V, 2.5A Synchronous Step-Up DC/DC Converter with Output Disconnect Features:VIN Range: 1.8V to 5.5V, 500mV After Start-UpOutput Voltage Range: 2.2V to 15V800mA Output Current for VIN = 5V and VOUT = 12VOutput Disconnects from Input When Shut DownSynchronous Rectification: Up to 95% EfficiencyInrush Current LimitUp to 3MHz Adjustable Switching Frequency Synchronizable to External ClockSelectable Burst Mode® Operation: 25μA IQOutput Overvoltage ProtectionSoft-Start<1μA IQ in Shutdown12-Lead, 3mm × 4mm × 0.75mm Thermally Enhanced DFN and MSOP Packages

15V, 2.5A Synchronous Step-Up DC/DC Converter with Output Disconnect Features:VIN Range: 1.8V to 5.5V, 500mV After Start-UpOutput Voltage Range: 2.2V to 15V800mA Output Current for VIN = 5V and VOUT = 12VOutput Disconnects from Input When Shut DownSynchronous Rectification: Up to 95% EfficiencyInrush Current LimitUp to 3MHz Adjustable Switching Frequency Synchronizable to External ClockSelectable Burst Mode® Operation: 25μA IQOutput Overvoltage ProtectionSoft-Start<1μA IQ in Shutdown12-Lead, 3mm × 4mm × 0.75mm Thermally Enhanced DFN and MSOP Packages

15V, 5A 2-Phase Synchronous Step-Up DC/DC Converter with Output Disconnect Features: VIN Range: 1.8V to 5.5V, 500mV After Start-Up Adjustable Output Voltage: 2.5V to 15V 1.5A Output Current for VIN = 5V and VOUT = 12V Dual-Phase Control Reduces Output Voltage Ripple Output Disconnects from Input When Shut Down Synchronous Rectification: Up to 95% Efficiency Inrush Current Limit Up to 3MHz Programmable Switching Frequency Synchronizable to External Clock Selectable Burst Mode® Operation: 25μA IQ Output Overvoltage Protection Internal Soft-Start <1μA IQ in Shutdown 16-Lead, Thermally-Enhanced 3mm × 5mm × 0.75mm DFN and TSSOP Packages

15V, 5A 2-Phase Synchronous Step-Up DC/DC Converter with Output Disconnect Features: VIN Range: 1.8V to 5.5V, 500mV After Start-Up Adjustable Output Voltage: 2.5V to 15V 1.5A Output Current for VIN = 5V and VOUT = 12V Dual-Phase Control Reduces Output Voltage Ripple Output Disconnects from Input When Shut Down Synchronous Rectification: Up to 95% Efficiency Inrush Current Limit Up to 3MHz Programmable Switching Frequency Synchronizable to External Clock Selectable Burst Mode® Operation: 25μA IQ Output Overvoltage Protection Internal Soft-Start <1μA IQ in Shutdown 16-Lead, Thermally-Enhanced 3mm × 5mm × 0.75mm DFN and TSSOP Packages

1.2A Synchronous Step-Up DC/DC Converter with Input Current Limit Features: Programmable Average Input Current Limit 5% Input Current Accuracy 200mA to 1000mA Program Range VIN: 1.8V to 5.5V, VOUT: 2V to 5.25V Supports High Current GSM/GPRS Load Burst VIN > VOUT Operation 1.6MHz Fixed Frequency Operation Internal Current Sense Resistor 1.2A Peak Current Limit Up to 93% Efficiency Output Disconnect in Shutdown Soft-Start Low Quiescent Current Burst Mode® Operation (15μA) Available in 2mm × 3mm × 0.75mm DFN Package

42V, 2.5A Synchronous Step-Down Regulator with No-Loss Input PowerPath Features: Seamless, Automatic Transition Between Two Input Power Sources Wide Input Voltage Range: 2.4V to 42V Wide Output Voltage Range: 0.818V to VIN Up to 2.5A Continuous Output Current Pin Selectable Priority and Ideal Diode-OR Modes Burst Mode® Operation, IQ = 2μA 95% Efficiency at 1A, VIN = 12V, VOUT = 5V 1μA Current in Shutdown Programmable Input UVLO Thresholds Input Valid, Priority Channel and PGOOD Indicators 200kHz to 2.2MHz Fixed Frequency PWM Synchronizable to an External Clock Current Mode Control with 60ns Minimum On-Time Minimal External Components Thermally Enhanced 28-Lead 4mm × 5mm QFN and 28-Lead TSSOP Packages

1A Buck-Boost DC/DC Converter with Programmable Input Current Limit Features: Programmable (0.2A to 1A) ±4% Accurate Average Input Current Limit Regulated Output with Input Voltages Above, Below or Equal to the Output 1.8V to 5.5V (Input) and 1.8V to 5.25V (Output) Voltage Range 0.6A Continuous Output Current: VIN > 1.8V 1A Continuous Output Current: VIN > 3V Single Inductor Synchronous Rectification: Up to 96% Efficiency Burst Mode® Operation: IQ = 35μA (Pin Selectable) Output Disconnect in Shutdown <1μA Shutdown Current Small, Thermally Enhanced 10-Lead (3mm × 3mm × 0.75mm) DFN and 12-Lead MSOP Packages

3A Monolithic Buck-Boost Supercapacitor Charger and Balancer with Accurate Input Current Limit Features: ±2% Accurate Average Input Current Limit Programmable Up to 3A Programmable Maximum Capacitor Voltage Limit Active Charge Balancing for Fast Charging of Unmatched Capacitors Charges Single or Stacked Capacitors VIN Range: 1.73V to 5.5V VOUT Range: 1.8V to 5.5V <2μA Quiescent Current from VOUT When Charged Output Disconnect in Shutdown: <1μA IQ Shutdown Power-Good Comparator Power Failure Indicator Thermally Enhanced 20-Lead (4mm × 5mm × 0.75mm) QFN and 24-Lead TSSOP Packages

15V, 200mA Synchronous Buck-Boost DC/DC Converter with 1.3A Quiescent Current Features:Regulates VOUT Above, Below or Equal to VINWide VIN Range: 2.42V to 15V, 1.92V to 15V After Start-Up (Bootstrapped)Wide VOUT Range: 1.4V to 15.75V200mA Output Current in Buck ModeSingle Inductor1.3μA Quiescent CurrentProgrammable Maximum Power Point Control1.2MHz Ultralow Noise PWMCurrent Mode ControlPin Selectable Burst Mode® OperationUp to 95% EfficiencyAccurate RUN Pin ThresholdPower Good Indicator10nA Shutdown CurrentThermally Enhanced 3mm × 3mm QFN and 16-Lead MSOP Packages

15V, 200mA Synchronous Buck-Boost DC/DC Converter with 1.3A Quiescent Current Features:Regulates VOUT Above, Below or Equal to VINWide VIN Range: 2.42V to 15V, 1.92V to 15V After Start-Up (Bootstrapped)Fixed Output Voltage with Eight User-Selectable Settings from 2.5V to 15V200mA Output Current in Buck ModeSingle Inductor1.3μA Quiescent CurrentProgrammable Maximum Power Point Control1.2MHz Ultralow Noise PWMCurrent Mode ControlPin Selectable Burst Mode® OperationUp to 95% EfficiencyAccurate RUN Pin ThresholdPower Good Indicator10nA Shutdown CurrentThermally Enhanced 3mm × 3mm QFN and 16-Lead MSOP Packages

25V, 600mA Buck-Boost DC/DC Converter with 1.6A Quiescent Current Features: Regulates VOUT Above, Below or Equal to VIN Wide VIN Range: 2.4V to 25V, <1V to 25V (Using EXTVCC Input) VOUT Range: 1V to 25V Adjustable Output Voltage (LTC3130) Four Selectable Fixed Output Voltages (LTC3130-1) 1.2µA No-Load Input Current in Burst Mode® Operation (VIN = 12V, VOUT = 5V) 600mA Output Current in Buck Mode Pin-Selectable 850mA/450mA Current Limit (LTC3130) Up to 95% Efficiency Pin-Selectable Burst Mode Operation 1.2MHz Ultralow Noise PWM Frequency Accurate RUN Pin Threshold n Power Good Indicator Programmable Maximum Power Point Control IQ = 500nA in Shutdown Thermally-Enhanced 20-Lead 3mm × 4mm QFN and 16-Lead MSOP Packages

25V, 600mA Buck-Boost DC/DC Converter with 1.6A Quiescent Current Features: Regulates VOUT Above, Below or Equal to VIN Wide VIN Range: 2.4V to 25V, <1V to 25V (Using EXTVCC Input) VOUT Range: 1V to 25V Adjustable Output Voltage (LTC3130) Four Selectable Fixed Output Voltages (LTC3130-1) 1.2µA No-Load Input Current in Burst Mode® Operation (VIN = 12V, VOUT = 5V) 600mA Output Current in Buck Mode Pin-Selectable 850mA/450mA Current Limit (LTC3130) Up to 95% Efficiency Pin-Selectable Burst Mode Operation 1.2MHz Ultralow Noise PWM Frequency Accurate RUN Pin Threshold n Power Good Indicator Programmable Maximum Power Point Control IQ = 500nA in Shutdown Thermally-Enhanced 20-Lead 3mm × 4mm QFN and 16-Lead MSOP Packages

Single 12-/10-/8-Bit SPI VOUT DACs with 10ppm/C Reference Features: Integrated Precision Reference 2.5V Full-Scale 10ppm/°C (LTC2640-L) 4.096V Full-Scale 10ppm/°C (LTC2640-H) Maximum INL Error: 1LSB (LTC2640A-12) Bidirectional Reference: Input or 10ppm/°C Output Low Noise (0.7mVpp, 0.1Hz to 200kHz) Guaranteed Monotonic Over Temperature 2.7V to 5.5V Supply Range (LTC2640-L) Low Power Operation: 180μA at 3V Power Down to 1.8μA Maximum (C and I Grades) Asynchronous DAC Clear Pin (LTC2640-Z) Power-On Reset to Zero or Mid-Scale options Double-Buffered Data Latches Guaranteed Operation from –40°C to 125°C (H-Grade) 8-Lead TSOT-23 (ThinSOT™) Package

Single 12-/10-/8-Bit SPI VOUT DACs with 10ppm/C Reference Features: Integrated Precision Reference 2.5V Full-Scale 10ppm/°C (LTC2640-L) 4.096V Full-Scale 10ppm/°C (LTC2640-H) Maximum INL Error: 1LSB (LTC2640A-12) Bidirectional Reference: Input or 10ppm/°C Output Low Noise (0.7mVpp, 0.1Hz to 200kHz) Guaranteed Monotonic Over Temperature 2.7V to 5.5V Supply Range (LTC2640-L) Low Power Operation: 180μA at 3V Power Down to 1.8μA Maximum (C and I Grades) Asynchronous DAC Clear Pin (LTC2640-Z) Power-On Reset to Zero or Mid-Scale options Double-Buffered Data Latches Guaranteed Operation from –40°C to 125°C (H-Grade) 8-Lead TSOT-23 (ThinSOT™) Package

Single 12-/10-/8-Bit SPI VOUT DACs with 10ppm/C Reference Features: Integrated Precision Reference 2.5V Full-Scale 10ppm/°C (LTC2640-L) 4.096V Full-Scale 10ppm/°C (LTC2640-H) Maximum INL Error: 1LSB (LTC2640A-12) Bidirectional Reference: Input or 10ppm/°C Output Low Noise (0.7mVpp, 0.1Hz to 200kHz) Guaranteed Monotonic Over Temperature 2.7V to 5.5V Supply Range (LTC2640-L) Low Power Operation: 180μA at 3V Power Down to 1.8μA Maximum (C and I Grades) Asynchronous DAC Clear Pin (LTC2640-Z) Power-On Reset to Zero or Mid-Scale options Double-Buffered Data Latches Guaranteed Operation from –40°C to 125°C (H-Grade) 8-Lead TSOT-23 (ThinSOT™) Package