Micropower Boost Converter with Integrated Schottky and Output Disconnect in ThinSOT Features: Tiny Solution Size Low Quiescent Current 25µA in Active Mode 0.5µA in Shutdown Mode Internal 115mA, 36V Switch Integrated Schottky Diode Integrated PNP Output Disconnect with Short-Circuit Protection Internal Reference Override Pin 16V at 8mA from 3.6V Input 12V at 20mA from 5V Input Input Range: 2.3V to 10V High Output Voltage: Up to 34V Low Profile (1mm) SOT-23 Package

White LED Driver and Boost Converter in 3mm x 3mm DFN Package Features: Drives Up to 10 White LEDs from a 3.6V Supply Two Independent Step-Up DC/DC Converters Independent Dimming and Shutdown Control of the Outputs ±1.5% Output Voltage Accuracy (Boost Converter) ±4% LED Current Programming Accuracy Internal Schottky Diodes Internal Soft-Start Eliminates Inrush Current Output Overvoltage Protection (39.5V Max VOUT) Fixed Frequency Operation Up to 2MHz 83% Efficiency Driving 8 White LEDs at 15mA from a 3.6V Supply Wide Input Voltage Range: 2.7V to 24V Tiny (3mm × 3mm) 10-Lead DFN Package

1.1A Step-Up DC/DC Converter with Integrated Soft-Start Features: 1.3MHz Switching Frequency (LT3467) 2.1MHz Switching Frequency (LT3467A) Low VCESAT Switch: 330mV at 1.1A High Output Voltage: Up to 40V Wide Input Range: 2.4V to 16V Dedicated Soft-Start Pin 5V at 540mA from 3.3V Input (LT3467) 5V at 430mA from 3.3V Input (LT3467A) 12V at 270mA from 5V Input (LT3467) 12V at 260mA from 5V Input (LT3467A) Uses Small Surface Mount Components Low Shutdown Current: <1μA Pin-for-Pin Compatible with the LT1930 and LT1613 Low Profile (1mm) ThinSOT™ Package Low Profile (0.75mm) 8-Lead (3mm × 2mm) DFN Package AEC-Q100 Qualified for Automotive Applications

1.1A Step-Up DC/DC Converter with Integrated Soft-Start Features: 1.3MHz Switching Frequency (LT3467) 2.1MHz Switching Frequency (LT3467A) Low VCESAT Switch: 330mV at 1.1A High Output Voltage: Up to 40V Wide Input Range: 2.4V to 16V Dedicated Soft-Start Pin 5V at 540mA from 3.3V Input (LT3467) 5V at 430mA from 3.3V Input (LT3467A) 12V at 270mA from 5V Input (LT3467) 12V at 260mA from 5V Input (LT3467A) Uses Small Surface Mount Components Low Shutdown Current: <1μA Pin-for-Pin Compatible with the LT1930 and LT1613 Low Profile (1mm) ThinSOT™ Package Low Profile (0.75mm) 8-Lead (3mm × 2mm) DFN Package AEC-Q100 Qualified for Automotive Applications

1.1A Step-Up DC/DC Converter with Integrated Soft-Start Features: 1.3MHz Switching Frequency (LT3467) 2.1MHz Switching Frequency (LT3467A) Low VCESAT Switch: 330mV at 1.1A High Output Voltage: Up to 40V Wide Input Range: 2.4V to 16V Dedicated Soft-Start Pin 5V at 540mA from 3.3V Input (LT3467) 5V at 430mA from 3.3V Input (LT3467A) 12V at 270mA from 5V Input (LT3467) 12V at 260mA from 5V Input (LT3467A) Uses Small Surface Mount Components Low Shutdown Current: <1μA Pin-for-Pin Compatible with the LT1930 and LT1613 Low Profile (1mm) ThinSOT™ Package Low Profile (0.75mm) 8-Lead (3mm × 2mm) DFN Package AEC-Q100 Qualified for Automotive Applications

1.1A Step-Up DC/DC Converter with Integrated Soft-Start Features: 1.3MHz Switching Frequency (LT3467) 2.1MHz Switching Frequency (LT3467A) Low VCESAT Switch: 330mV at 1.1A High Output Voltage: Up to 40V Wide Input Range: 2.4V to 16V Dedicated Soft-Start Pin 5V at 540mA from 3.3V Input (LT3467) 5V at 430mA from 3.3V Input (LT3467A) 12V at 270mA from 5V Input (LT3467) 12V at 260mA from 5V Input (LT3467A) Uses Small Surface Mount Components Low Shutdown Current: <1μA Pin-for-Pin Compatible with the LT1930 and LT1613 Low Profile (1mm) ThinSOT™ Package Low Profile (0.75mm) 8-Lead (3mm × 2mm) DFN Package AEC-Q100 Qualified for Automotive Applications

1.1A Step-Up DC/DC Converter with Integrated Soft-Start Features: 1.3MHz Switching Frequency (LT3467) 2.1MHz Switching Frequency (LT3467A) Low VCESAT Switch: 330mV at 1.1A High Output Voltage: Up to 40V Wide Input Range: 2.4V to 16V Dedicated Soft-Start Pin 5V at 540mA from 3.3V Input (LT3467) 5V at 430mA from 3.3V Input (LT3467A) 12V at 270mA from 5V Input (LT3467) 12V at 260mA from 5V Input (LT3467A) Uses Small Surface Mount Components Low Shutdown Current: <1μA Pin-for-Pin Compatible with the LT1930 and LT1613 Low Profile (1mm) ThinSOT™ Package Low Profile (0.75mm) 8-Lead (3mm × 2mm) DFN Package AEC-Q100 Qualified for Automotive Applications

Photoflash Capacitor Chargers in ThinSOT Features: Highly Integrated IC Reduces Solution Size Uses Small Transformers: 5.8mm × 5.8mm × 3mm Fast Photoflash Charge Times: 4.6s for LT3468 (0V to 320V, 100µF, VIN = 3.6V) 5.7s for LT3468-2 (0V to 320V, 100µF, VIN = 3.6V) 5.5s for LT3468-1 (0V to 320V, 50µF, VIN = 3.6V) Controlled Input Current: 500mA (LT3468) 375mA (LT3468-2) 225mA (LT3468-1) Supports Operation from Single Li-Ion Cell, or Any Supply from 2.5V up to 16V Adjustable Output Voltage No Output Voltage Divider Needed Charges Any Size Photoflash Capacitor Low Profile (<1mm) SOT-23 Package

Micropower Buck Regulator with Integrated Boost and Catch Diodes Features: Low Quiescent Current: 35µA at 12VIN to 3.3VOUT Integrated Boost and Catch Diodes Input Range: 4V to 40V 3.3V at 250mA from 4V to 40V Input 5V at 250mA from 5.7V to 40V Input Low Output Ripple: <10mV <1µA in Shutdown Mode Output Voltage: 1.25V to 16V Hysteretic Mode Control Low Ripple Burst Mode® Operation at Light Loads Continuous Operation at Higher Loads Solution Size as Small as 50mm2 Low Profile (0.75mm) 2mm × 3mm Thermally Enhanced 8-Lead DFN Package AEC-Q100 Qualified for Automotive Applications

Micropower Buck Regulator with Integrated Boost and Catch Diodes Features: Low Quiescent Current: 35µA at 12VIN to 3.3VOUT Integrated Boost and Catch Diodes Input Range: 4V to 40V 3.3V at 250mA from 4V to 40V Input 5V at 250mA from 5.7V to 40V Input Low Output Ripple: <10mV <1µA in Shutdown Mode Output Voltage: 1.25V to 16V Hysteretic Mode Control Low Ripple Burst Mode® Operation at Light Loads Continuous Operation at Higher Loads Solution Size as Small as 50mm2 Low Profile (0.75mm) 2mm × 3mm Thermally Enhanced 8-Lead DFN Package AEC-Q100 Qualified for Automotive Applications

Micropower Buck Regulator with Integrated Boost and Catch Diodes Features: Low Quiescent Current: 35µA at 12VIN to 3.3VOUT Integrated Boost and Catch Diodes Input Range: 4V to 40V 3.3V at 250mA from 4V to 40V Input 5V at 250mA from 5.7V to 40V Input Low Output Ripple: <10mV <1µA in Shutdown Mode Output Voltage: 1.25V to 16V Hysteretic Mode Control Low Ripple Burst Mode® Operation at Light Loads Continuous Operation at Higher Loads Solution Size as Small as 50mm2 Low Profile (0.75mm) 2mm × 3mm Thermally Enhanced 8-Lead DFN Package AEC-Q100 Qualified for Automotive Applications

Micropower Buck Regulator with Integrated Boost and Catch Diodes Features: Low Quiescent Current: 35µA at 12VIN to 3.3VOUT Integrated Boost and Catch Diodes Input Range: 4V to 40V 3.3V at 250mA from 4V to 40V Input 5V at 250mA from 5.7V to 40V Input Low Output Ripple: <10mV <1µA in Shutdown Mode Output Voltage: 1.25V to 16V Hysteretic Mode Control Low Ripple Burst Mode® Operation at Light Loads Continuous Operation at Higher Loads Solution Size as Small as 50mm2 Low Profile (0.75mm) 2mm × 3mm Thermally Enhanced 8-Lead DFN Package AEC-Q100 Qualified for Automotive Applications

Micropower Buck Regulator with Integrated Boost and Catch Diodes Features: Low Quiescent Current: 26µA at 12VIN to 3.3VOUT Integrated Boost and Catch Diodes Input Range: 4V to 40V Low Output Ripple: <10mV <1µA in Shutdown Mode Output Voltage: 1.25V to 16V 200mA Output Current Hysteretic Mode Control Low Ripple Burst Mode® Operation at Light Loads Continuous Operation at Higher Loads Solution Size as Small as 50mm2 Low Profile (0.75mm) 3mm × 2mm Thermally Enhanced 8-Lead DD and 1mm ThinSOT Packages AEC-Q100 Qualified for Automotive Applications

Micropower Buck Regulator with Integrated Boost and Catch Diodes Features: Low Quiescent Current: 26µA at 12VIN to 3.3VOUT Integrated Boost and Catch Diodes Input Range: 4V to 40V Low Output Ripple: <10mV <1µA in Shutdown Mode Output Voltage: 1.25V to 16V 200mA Output Current Hysteretic Mode Control Low Ripple Burst Mode® Operation at Light Loads Continuous Operation at Higher Loads Solution Size as Small as 50mm2 Low Profile (0.75mm) 3mm × 2mm Thermally Enhanced 8-Lead DD and 1mm ThinSOT Packages AEC-Q100 Qualified for Automotive Applications

Micropower 1A Boost Converter with Schottky and Output Disconnect Features: Tiny Solution Size Low Quiescent Current: 150µA in Active Mode (VIN = 3.6V, VOUT = 15V, No Load) 1µA in Shutdown Mode Internal 1A, 36V Switch Integrated Schottky Diode Integrated PNP Output Disconnect Internal Reference Override Pin PGOOD Pin 25V at 80mA from 3.6V Input Auxiliary NPNs for Intermediate Bias Voltages (LT3473A) Automatic Burst Mode® Operation at Light Load Constant Switching Frequency: 1.2MHz Thermal Shutdown Input Range: 2.2V to 16V Low Profile (3mm × 3mm) DFN Package (LT3473) Low Profile (4mm × 3mm) DFN Package (LT3473A)

Micropower 1A Boost Converter with Schottky and Output Disconnect Features: Tiny Solution Size Low Quiescent Current: 150µA in Active Mode (VIN = 3.6V, VOUT = 15V, No Load) 1µA in Shutdown Mode Internal 1A, 36V Switch Integrated Schottky Diode Integrated PNP Output Disconnect Internal Reference Override Pin PGOOD Pin 25V at 80mA from 3.6V Input Auxiliary NPNs for Intermediate Bias Voltages (LT3473A) Automatic Burst Mode® Operation at Light Load Constant Switching Frequency: 1.2MHz Thermal Shutdown Input Range: 2.2V to 16V Low Profile (3mm × 3mm) DFN Package (LT3473) Low Profile (4mm × 3mm) DFN Package (LT3473A)

Micropower 1A Boost Converter with Schottky and Output Disconnect Features: Tiny Solution Size Low Quiescent Current: 150µA in Active Mode (VIN = 3.6V, VOUT = 15V, No Load) 1µA in Shutdown Mode Internal 1A, 36V Switch Integrated Schottky Diode Integrated PNP Output Disconnect Internal Reference Override Pin PGOOD Pin 25V at 80mA from 3.6V Input Auxiliary NPNs for Intermediate Bias Voltages (LT3473A) Automatic Burst Mode® Operation at Light Load Constant Switching Frequency: 1.2MHz Thermal Shutdown Input Range: 2.2V to 16V Low Profile (3mm × 3mm) DFN Package (LT3473) Low Profile (4mm × 3mm) DFN Package (LT3473A)

3A, DC/DC Converter with Dual Rail-to-Rail Current Sense Features: Dual 100mV Rail-to-Rail Current Sense Amplifiers Wide Input Voltage Range: 2.5V to 25V 3A, 42V Internal Switch High Efficiency Power Conversion: Up to 93% Drives LEDs in Boost, Buck-Boost or Buck Mode Frequency Set by External Resistor: 200kHz to 3.5MHz Programmable Soft-Start Low VCESAT Switch: 0.3V at 2.5A Capable of Positive and Negative Output Voltages (Boost, Inverting, SEPIC, Flyback) Available in Thermally Enhanced 20-Lead (4mm × 4mm) QFN and 20-Lead TSSOP Packages

3A, Full Featured DC/DC Converter with Soft-Start and Inrush Current Protection Features: Wide Input Voltage Range: 2.5V to 24V 3A, 42V Internal Switch High Efficiency Power Conversion: Up to 89% Soft-Start Frequency Set by External Resistor: 200kHz to 3.5MHz Protection Against Input Short Circuits and Hot Plugging Low VCESAT Switch: 0.3V at 2.5A (Typical) Capable of Positive and Negative Outputs Available in Thermally Enhanced 14-Lead (4mm × 3mm) DFN and 16-Lead TSSOP Packages

Inverting Micropower DC/DC Converters with Schottky Features: Internal 40V Schottky Diode One Resistor Feedback (Other Resistor Inside) Internal 40V, 200mA/400mA Power Switch Generates Regulated Negative Outputs to –38V Low Quiescent Current: 40μA in Active Mode <1μA in Shutdown Mode Low VCESAT Switch: 200mV at 150mA Wide Input Range: 2.5V to 16V Uses Small Surface Mount Components Output Short-Circuit Protected Available in a 6-Lead SOT-23 (LT3483 Only) and Low Profile 8-Lead DFN (2mm × 2mm × 0.75mm) Packages