LT3668 Series

Manufacturer: Analog Devices Inc./Maxim Integrated

Catalog

40V 400MA STEP-DOWN SWITCHING REGULATOR WITH DUAL FAULT PROTECTED TRACKING LDOS

Part	Operating Temperature (Min)	Operating Temperature (Max)	Package Width	Package Features	Package Name	Package Length	Topology	Voltage - Output 1 (Min)	Voltage - Output 1 (Max)	Current - Output 1	Number of Outputs	w/Supervisor	Mounting Type	w/LED Driver	w/Sequencer	Frequency - Switching (Max)	Frequency - Switching (Min)	Voltage - Supply (Minimum)	Voltage - Supply (Maximum)	Current - Output 2	Voltage - Output 2 (Maximum)	Voltage - Output 2 (Minimum)	Current (Output 3)	Voltage (Output 3) (Min)	Voltage (Output 3) (Max)
Analog Devices Inc./Maxim Integrated LT3668HMSE#PBF	-40 °C	150 °C	3 mm	Exposed Pad	16-MSOP-EP 16-TFSOP	0.118 in	Linear (LDO) (2) Step-Down (Buck) (1)	1.2 V	39.4 V	400 mA	3	No	Surface Mount	No	No	2.2 MHz	250 kHz	1.6 V	40 VAC	200 mA	10 V	1.1 V	200 mA	1.1 V	10 V
Analog Devices Inc./Maxim Integrated LT3668IMSE#TRPBF	-40 °C	125 °C	3 mm	Exposed Pad	16-MSOP-EP 16-TFSOP	0.118 in	Linear (LDO) (2) Step-Down (Buck) (1)	1.2 V	39.4 V	400 mA	3	No	Surface Mount	No	No	2.2 MHz	250 kHz	1.6 V	40 VAC	200 mA	10 V	1.1 V	200 mA	1.1 V	10 V
Analog Devices Inc./Maxim Integrated LT3668EMSE#TRPBF	-40 °C	125 °C	3 mm	Exposed Pad	16-MSOP-EP 16-TFSOP	0.118 in	Linear (LDO) (2) Step-Down (Buck) (1)	1.2 V	39.4 V	400 mA	3	No	Surface Mount	No	No	2.2 MHz	250 kHz	1.6 V	40 VAC	200 mA	10 V	1.1 V	200 mA	1.1 V	10 V
Analog Devices Inc./Maxim Integrated LT3668EMSE#PBF	-40 °C	125 °C	3 mm	Exposed Pad	16-MSOP-EP 16-TFSOP	0.118 in	Linear (LDO) (2) Step-Down (Buck) (1)	1.2 V	39.4 V	400 mA	3	No	Surface Mount	No	No	2.2 MHz	250 kHz	1.6 V	40 VAC	200 mA	10 V	1.1 V	200 mA	1.1 V	10 V
Analog Devices Inc./Maxim Integrated LT3668HMSE#PBF	-40 °C	150 °C	3 mm	Exposed Pad	16-MSOP-EP 16-TFSOP	0.118 in	Linear (LDO) (2) Step-Down (Buck) (1)	1.2 V	39.4 V	400 mA	3	No	Surface Mount	No	No	2.2 MHz	250 kHz	1.6 V	40 VAC	200 mA	10 V	1.1 V	200 mA	1.1 V	10 V
Analog Devices Inc./Maxim Integrated LT3668IMSE#PBF	-40 °C	125 °C	3 mm	Exposed Pad	16-MSOP-EP 16-TFSOP	0.118 in	Linear (LDO) (2) Step-Down (Buck) (1)	1.2 V	39.4 V	400 mA	3	No	Surface Mount	No	No	2.2 MHz	250 kHz	1.6 V	40 VAC	200 mA	10 V	1.1 V	200 mA	1.1 V	10 V
Analog Devices Inc./Maxim Integrated LT3668EMSE#PBF	-40 °C	125 °C	3 mm	Exposed Pad	16-MSOP-EP 16-TFSOP	0.118 in	Linear (LDO) (2) Step-Down (Buck) (1)	1.2 V	39.4 V	400 mA	3	No	Surface Mount	No	No	2.2 MHz	250 kHz	1.6 V	40 VAC	200 mA	10 V	1.1 V	200 mA	1.1 V	10 V
Analog Devices Inc./Maxim Integrated LT3668HMSE#TRPBF	-40 °C	150 °C	3 mm	Exposed Pad	16-MSOP-EP 16-TFSOP	0.118 in	Linear (LDO) (2) Step-Down (Buck) (1)	1.2 V	39.4 V	400 mA	3	No	Surface Mount	No	No	2.2 MHz	250 kHz	1.6 V	40 VAC	200 mA	10 V	1.1 V	200 mA	1.1 V	10 V