Datasheet Linear Technology LT3840IFE#PBF

Wide Input Range Synchronous Regulator Controller with Accurate Current Limit

Datasheets

PDF, 292 Kb, Language: en, File uploaded: Sep 19, 2017, Pages: 24
Wide Input Range Synchronous Regulator Controller with Accurate Current Limit

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Architecture	Constant Frequency Current Mode
Demo Boards	DC1909A
Design Tools	LTspice File
Export Control	no
Features	Burst Mode, Resistor Set Frequency, External Synchronization, Power Good, Output Current Regulation, Output Current Monitor, Integrated Buck-Boost For Gate Drive
Frequency	1000 kHz
Frequency Adjust Range	50kHz - 1MHz
Frequency Sync Range	50kHz - 1MHz
Integrated Inductor	no
Ishutdown	0.1 µA
Isupply	0.02 mA
Max Phases	1
Monolithic	no
Number of Outputs	1
Operating Temperature Range	-40 to 85 °C
Output Current	20 A
Polyphase	no
Sense Resistor	Rsense
Switch Current	20 A
Synchronous	yes
Topology	Buck, Inverting
Topology 1	Buck, Inverting
Vin Max	60 V
Vin Min	2.5 V
Vout Max	60 V
Vout Maximum	60V
Vout Min	1.25 V
Vref Accuracy Over Temp	1 %
Vswitch Max	60 V

RoHS

Compliant

Series: LT3840 (12)

Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | High Input Voltage Buck | External Power Switch Buck Controllers
Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators

LT3840IFEPBF, LT3840IFE PBF