Datasheet Linear Technology LTC3777

Manufacturer	Linear Technology
Series	LTC3777

150V VIN and VOUT Synchronous 4-Switch Buck-Boost Controller + Switching Bias Supply

Datasheets

PDF, 2.8 Mb, File uploaded: Feb 28, 2018

Extract from the document

	LTC3777ELXE#PBF	LTC3777ILXE#PBF
N	1	2
Package	7mm x 7mm LQFP-48 Package Outline Drawing	7mm x 7mm LQFP-48 Package Outline Drawing
Package Code	LXE	LXE
Package Index	05-08-1832	05-08-1832
Pin Count	48	48

Parameters / Models	LTC3777ELXE#PBF	LTC3777ILXE#PBF
Architecture	Constant Frequency Current Mode	Constant Frequency Current Mode
Export Control	no	no
Features	Input Current Limit, Output Current Limit, Integrated Bias Supply, Burst Mode, Output Disconnect, Resistor Set Frequency, External Synchronization	Input Current Limit, Output Current Limit, Integrated Bias Supply, Burst Mode, Output Disconnect, Resistor Set Frequency, External Synchronization
Frequency, kHz	600	600
Frequency Adjust Range	40kHz - 500kHz	40kHz - 500kHz
Frequency Sync Range	50kHz - 600kHz	50kHz - 600kHz
Integrated Inductor	no	no
Ishutdown, µA	40	40
Isupply, mA	3.6	3.6
Monolithic	no	no
Number of Outputs	1	1
Operating Temperature Range, °C	0 to 85	-40 to 85
Output Current, A	10	10
Polyphase	no	no
Sense Resistor	Rsense	Rsense
Synchronous	yes	yes
Topology	Buck-Boost	Buck-Boost
Topology 1	Buck-Boost	Buck-Boost
Vin Max, V	150	150
Vin Min, V	4.5	4.5
Vout Max, V	150	150
Vout Maximum	150V	150V
Vout Min, V	1.2	1.2
Vref Accuracy Over Temp, %	1	1

	LTC3777ELXE#PBF	LTC3777ILXE#PBF
RoHS	Compliant	Compliant

Series: LTC3777 (2)

Power Management > Switching Regulator > Buck-Boost Regulators > External Power Switch Buck-Boost